STM32F101RB datasheet, PDF - EEWORLD Datasheet

Datasheet> All Categories > semiconductor> The embedded processor and controller> STM32F101RB

STM32F101RB: Description32-BIT, FLASH, 36 MHz, RISC MICROCONTROLLER, PQFP48; Categorysemiconductor The embedded processor and controller; File Size1MB，101 Pages; ManufacturerSTMicroelectronics; Websitehttp://www.st.com/

Download Datasheet Download user manual Parametric View All

STM32F101RB Overview

32-BIT, FLASH, 36 MHz, RISC MICROCONTROLLER, PQFP48

STM32F101RB Parametric

Parameter Name	Attribute value
Number of functions	1
Number of terminals	48
Maximum operating temperature	85 Cel
Minimum operating temperature	-40 Cel
Maximum supply/operating voltage	3.6 V
Minimum supply/operating voltage	2 V
Rated supply voltage	3.3 V
External data bus width	0.0
Number of input and output buses	37
Line speed	36 MHz
Processing package description	7 × 7 MM, ROHS COMPLIANT, LQFP-48
state	ACTIVE
Craftsmanship	CMOS
packaging shape	SQUARE
Package Size	FLATPACK, LOW PROFILE, FINE PITCH
surface mount	Yes
Terminal form	GULL WING
Terminal spacing	0.5000 mm
terminal coating	NOT SPECIFIED
Terminal location	Four
Packaging Materials	Plastic/Epoxy
Temperature level	INDUSTRIAL
ADC channel	Yes
Address bus width	0.0
Number of digits	32
Maximum FCLK clock frequency	16 MHz
DMA channel	Yes
Microprocessor type	Reduced Instruction Set Microcontroller
PWM channel	Yes
ROM programming	FLASH

User Manual

【User Guide】UM1561 STEVAL-ISV003V1: firmware user manual

Preview

Download Datasheet

View All

STM32F101x8

STM32F101xB

Medium-density access line, ARM

-based 32-bit MCU with 64 or

128 KB Flash, 6 timers, ADC and 7 communication interfaces

Datasheet

production data

Features



Core: ARM

32-bit Cortex

-M3 CPU

– 36 MHz maximum frequency,

1.25 DMIPS/MHz (Dhrystone 2.1)

performance at 0 wait state memory

access

– Single-cycle multiplication and hardware

division



Memories

– 64 to 128 Kbytes of Flash memory

– 10 to 16 Kbytes of SRAM



Clock, reset and supply management

– 2.0 to 3.6 V application supply and I/Os

– POR, PDR and programmable voltage

detector (PVD)

– 4-to-16 MHz crystal oscillator

– Internal 8 MHz factory-trimmed RC

– Internal 40 kHz RC

– PLL for CPU clock

– 32 kHz oscillator for RTC with calibration



Low power

– Sleep, Stop and Standby modes

– V

BAT

supply for RTC and backup registers



Debug mode

– Serial wire debug (SWD) and JTAG

interfaces



DMA

– 7-channel DMA controller

– Peripherals supported: timers, ADC, SPIs,

Cs and USARTs



1 × 12-bit, 1 µs A/D converter (up to 16

channels)

– Conversion range: 0 to 3.6 V

– Temperature sensor



Up to 80 fast I/O ports

LQFP100

14 x 14 mm

LQFP64

10 x 10 mm

LQFP48

7 x 7 mm

UFQFPN48

7 × 7 mm

VFQFPN36

6 × 6 mm

– 26/37/51/80 I/Os, all mappable on 16

external interrupt vectors and almost all

5 V-tolerant



Six timers

– Three 16-bit timers, each with up to 4

IC/OC/PWM or pulse counter

– 2 watchdog timers (Independent and

Window)

– SysTick timer: 24-bit downcounter



Up to 7 communication interfaces

– Up to 2 x I

C interfaces (SMBus/PMBus)

– Up to 3 USARTs (ISO 7816 interface, LIN,

IrDA capability, modem control)

– Up to 2 SPIs (18 Mbit/s)



CRC calculation unit, 96-bit unique ID



ECOPACK

packages

Table 1. Device summary

Reference

Part number

STM32F101C8,

STM32F101R8

STM32F101V8,

STM32F101T8

STM32F101RB,

STM32F101VB,

STM32F101CB

STM32F101TB

STM32F101x8

STM32F101xB

June 2015

This is information on a product in full production.

DocID13586 Rev 17

1/101

www.st.com

Contents

STM32F101x8, STM32F101xB

Contents

Introduction . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 9

Description . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 10

2.1

2.2

2.3

Device overview . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .11

Full compatibility throughout the family . . . . . . . . . . . . . . . . . . . . . . . . . . 14

Overview . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 15

2.3.1

2.3.2

2.3.3

2.3.4

2.3.5

2.3.6

2.3.7

2.3.8

2.3.9

2.3.10

2.3.11

2.3.12

2.3.13

2.3.14

2.3.15

2.3.16

2.3.17

2.3.18

2.3.19

2.3.20

2.3.21

2.3.22

2.3.23

2.3.24

2.3.25

ARM

Cortex

-M3 core with embedded Flash and SRAM . . . . . . . . . 15

Embedded Flash memory . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 15

CRC (cyclic redundancy check) calculation unit . . . . . . . . . . . . . . . . . . 15

Embedded SRAM . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 15

Nested vectored interrupt controller (NVIC) . . . . . . . . . . . . . . . . . . . . . . 15

External interrupt/event controller (EXTI) . . . . . . . . . . . . . . . . . . . . . . . 16

Clocks and startup . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 16

Boot modes . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 16

Power supply schemes . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 16

Power supply supervisor . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 16

Voltage regulator . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 17

Low-power modes . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 17

DMA . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 18

RTC (real-time clock) and backup registers . . . . . . . . . . . . . . . . . . . . . . 18

Independent watchdog . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 18

Window watchdog . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 18

SysTick timer . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 19

General-purpose timers (TIMx) . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 19

C bus . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 19

Universal synchronous/asynchronous receiver transmitter (USART) . . 19

Serial peripheral interface (SPI) . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 19

GPIOs (general-purpose inputs/outputs) . . . . . . . . . . . . . . . . . . . . . . . . 19

ADC (analog to digital converter) . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 20

Temperature sensor . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 20

Serial wire JTAG debug port (SWJ-DP) . . . . . . . . . . . . . . . . . . . . . . . . . 20

Pinouts and pin description . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 21

2/101

DocID13586 Rev 17

STM32F101x8, STM32F101xB

Contents

Memory mapping . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 29

Electrical characteristics . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 30

5.1

Parameter conditions . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 30

5.1.1

5.1.2

5.1.3

5.1.4

5.1.5

5.1.6

5.1.7

Minimum and maximum values . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 30

Typical values . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 30

Typical curves . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 30

Loading capacitor . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 30

Pin input voltage . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 30

Power supply scheme . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 31

Current consumption measurement . . . . . . . . . . . . . . . . . . . . . . . . . . . 32

5.2

5.3

Absolute maximum ratings . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 32

Operating conditions . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 33

5.3.1

5.3.2

5.3.3

5.3.4

5.3.5

5.3.6

5.3.7

5.3.8

5.3.9

5.3.10

5.3.11

5.3.12

5.3.13

5.3.14

5.3.15

5.3.16

5.3.17

5.3.18

General operating conditions . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 33

Operating conditions at power-up / power-down . . . . . . . . . . . . . . . . . . 34

Embedded reset and power control block characteristics . . . . . . . . . . . 34

Embedded reference voltage . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 36

Supply current characteristics . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 36

External clock source characteristics . . . . . . . . . . . . . . . . . . . . . . . . . . . 44

Internal clock source characteristics . . . . . . . . . . . . . . . . . . . . . . . . . . . 49

PLL characteristics . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 50

Memory characteristics . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 51

EMC characteristics . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 51

Absolute maximum ratings (electrical sensitivity) . . . . . . . . . . . . . . . . . 53

I/O current injection characteristics . . . . . . . . . . . . . . . . . . . . . . . . . . . . 53

I/O port characteristics . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 55

NRST pin characteristics . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 60

TIM timer characteristics . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 62

Communications interfaces . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 62

12-bit ADC characteristics . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 68

Temperature sensor characteristics . . . . . . . . . . . . . . . . . . . . . . . . . . . . 72

Package characteristics . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 73

6.1

6.2

6.3

Package mechanical data . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 73

UFQFPN48 package information . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 73

VFQFPN36 package information . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 76

DocID13586 Rev 17

3/101

STM32F101x8, STM32F101xB

List of Tables

Table 1.

Table 2.

Table 3.

Table 4.

Table 5.

Table 6.

Table 7.

Table 8.

Table 9.

Table 10.

Table 11.

Table 12.

Table 13.

Table 14.

Table 15.

Table 16.

Table 17.

Table 18.

Table 19.

Table 20.

Table 21.

Table 22.

Table 23.

Table 24.

Table 25.

Table 26.

Table 27.

Table 28.

Table 29.

Table 30.

Table 31.

Table 32.

Table 33.

Table 34.

Table 35.

Table 36.

Table 37.

Table 38.

Table 39.

Table 40.

Table 41.

Table 42.

Table 43.

Device summary . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 1

Device features and peripheral counts (STM32F101xx



medium-density access line) . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 11

STM32F101xx family . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 14

Medium-density STM32F101xx pin definitions . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 24

Voltage characteristics . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 32

Current characteristics . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 33

Thermal characteristics. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 33

General operating conditions . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 33

Operating conditions at power-up / power-down . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 34

Embedded reset and power control block characteristics. . . . . . . . . . . . . . . . . . . . . . . . . . 35

Embedded internal reference voltage . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 36

Maximum current consumption in Run mode, code with data processing

running from Flash . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 37

Maximum current consumption in Run mode, code with data processing

running from RAM. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 37

Maximum current consumption in Sleep mode, code running from Flash

or RAM . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 39

Typical and maximum current consumptions in Stop and Standby modes . . . . . . . . . . . . 39

Typical current consumption in Run mode, code with data processing

running from Flash . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 42

Typical current consumption in Sleep mode, code running from Flash or RAM . . . . . . . . . 43

Peripheral current consumption . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 44

High-speed external user clock characteristics. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 45

Low-speed external user clock characteristics . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 45

HSE 4-16 MHz oscillator characteristics. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 47

LSE oscillator characteristics (f

LSE

= 32.768 kHz) . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 48

HSI oscillator characteristics. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 49

LSI oscillator characteristics . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 50

Low-power mode wakeup timings . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 50

PLL characteristics . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 50

Flash memory characteristics . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 51

EMS characteristics . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 52

EMI characteristics . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 52

ESD absolute maximum ratings . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 53

Electrical sensitivities . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 53

I/O current injection susceptibility . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 54

I/O static characteristics . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 55

Output voltage characteristics . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 58

I/O AC characteristics . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 59

NRST pin characteristics . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 60

TIMx characteristics . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 62

C characteristics. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 63

SCL frequency (f

PCLK1

= 36 MHz, V

DD_I2C

= 3.3 V) . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 64

SPI characteristics . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 65

ADC characteristics . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 68

AIN

max for f

ADC

= 14 MHz . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 69

ADC accuracy - limited test conditions . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 69

DocID13586 Rev 17

5/101

Recommended Resources

Interrupt scan method matrix keyboard circuit

Ordinary thyristor single-phase control circuit

High input impedance amplifier circuit

long timer

One of the high input-high output voltage integrated regulated power supply circuits

SONY KV2184 power supply

Open-source language Toit claims to be 30 times faster than MicroPython on ESP32: From: https://www.cnx-software.com/2021/11/28/toit-open-source-language-claims-to-be-30x-faster-than-micropython-on-esp32/Toit is a complete IoT platform developed by a team of former Google employees...; dcexpert MicroPython Open Source section

Received EZ430-RF2500 development board: Very small, I'll share a few pictures with you...; 0212009623 Microcontroller MCU

Small wifi camera, can be used in local area network, supports secondary development: I need a camera now. Do you know any mature products? Please let me know. Thanks a lot! 1. Support wifi; 2. Wide angle, can take a picture of a 100cm*1300cm desktop at a height of about 40cm; 3. Can b...; wind_li Industrial Control Electronics

The Basics of Dolby AC-3: [size=4](1) Developing an adaptive coding system using the auditory masking effect[/size] [size=4]The theoretical basis of AC-3 technology is also based on the auditory threshold and masking effect in...; fish001 Analogue and Mixed Signal

The development direction of lighting enterprises can be seen from the LED bulbs priced at 2.8 yuan: [align=center][b][font=宋体][size=5]From the LED bulb priced at 2 yuan and 80 cents to the development direction of lighting enterprises[/size][/font][/b] [font=宋体][size=4]Anhui Yunlong Technology Devel...; ahylkj Analogue and Mixed Signal

What are the directions for hardware development and design?: May I ask all the experts, if I want to engage in hardware development and design, what directions are there? What necessary basic knowledge do I need to learn? Thank you~...; zj_luckybird Embedded System

Shortcut: L0 L1 L2 L3 L4 L5 L6 L7 L8 L9 LA LB LC LD LE LF LG LH LI LJ LK LL LM LN LO LP LQ LR LS LT LU LV LW LX LY LZ M0 M1 M2 M3 M4 M5 M6 M7 M8 M9 MA MB MC MD ME MF MG MH MI MJ MK ML MM MN MO MP MQ MR MS MT MU MV MW MX MY MZ N0 N1 N2 N3 N4 N5 N6 N7 N8 NA NB NC ND NE NF NG NH NI NJ NK NL NM NN NO NP NQ NR NS NT NU NV NX NZ O0 O1 O2 O3 OA OB OC OD OE OF OG OH OI OJ OK OL OM ON OP OQ OR OS OT OV OX OY OZ P0 P1 P2 P3 P4 P5 P6 P7 P8 P9 PA PB PC PD PE PF PG PH PI PJ PK PL PM PN PO PP PQ PR PS PT PU PV PW PX PY PZ Q1 Q2 Q3 Q4 Q5 Q6 Q8 Q9 QA QB QC QE QF QG QH QK QL QM QP QR QS QT QV QW QX QY R0 R1 R2 R3 R4 R5 R6 R7 R8 R9 RA RB RC RD RE RF RG RH RI RJ RK RL RM RN RO RP RQ RR RS RT RU RV RW RX RY RZ

Popular Components