C8051F85x/86x
Low-Cost, 25 MIPS, 8-Bit MCU Family
with up to 8 kB of Flash
Memory
-
Up to 8 kB flash
-
Flash is in-system programmable in 512-Byte sectors
-
Up to 512 Bytes RAM (256 + 256)
On-Chip Debug
-
On-chip debug circuitry facilitates full speed, non-intrusive in-
-
system debug (no emulator required)
Provides breakpoints, single stepping, inspect/modify memory
and registers
High-Speed CIP-51 µC Core
-
Efficient, pipelined instruction architecture
-
Up to 25 MIPS throughput with 25 MHz clock
-
Uses standard 8051 instruction set
-
Expanded interrupt handler
General-Purpose I/O
-
Up to 18 pins
-
5 V-Tolerant
-
Crossbar-enabled
Communication Peripherals
-
UART
-
I
2
C / SMBus™
-
SPI™
Timer/Counters and PWM
-
4 General-Purpose 16-bit Timer/Counters
-
16-bit Programmable Counter Array (PCA) with three channels
of PWM, capture/compare, or frequency output capability, and
hardware kill/safe state capability
12-Bit Analog-to-Digital Converter
-
Up to 16 input channels
-
Up to 200 ksps 12-bit mode or 800 ksps 10-bit mode
-
Internal VREF or external VREF supported
Internal Low-Power Oscillator
-
Calibrated to 24.5 MHz
-
Low supply current
-
±2% accuracy over supply and temperature
Internal Low-Frequency Oscillator
-
80 kHz nominal operation
-
Low supply current
-
Independent clock source for watchdog timer
2 Analog Comparators
-
Programmable hysteresis and response time
-
Configurable as interrupt or reset source
-
Low current
Additional Support Peripherals
-
Independent watchdog timer clocked from LFO
-
16-bit CRC engine
Supply Voltage
-
2.2 to 3.6 V
Package Options
-
16-pin SOIC
-
20-pin QFN, 3 x 3 mm
-
24-pin QSOP
-
Available in die form
-
Qualified to AEC-Q100 Standards
Temperature Ranges:
-
–40 to +125 °C (-Ix) and –40 to +85 °C (-Gx)
Core / Memory / Support
2-8 kB Flash
256-512 B RAM
Watchdog
Core LDO
Supply Monitor
16-bit CRC
Digital Peripherals
18 Multi-Function 5V-Tolerant I/O Pins
UART
I2C / SMBus
SPI
4 x 16-bit Timers
3-Channel PCA
Priority Crossbar
Encoder
Flexible Pin Muxing
CIP-51
(25 MHz)
C2 Serial Debug / Programming
24.5 MHz Low Power Oscillator
80 kHz Low Frequency Oscillator
External Clock (CMOS Input)
Clock Selection
Clocking / Oscillators
Analog Peripherals
SAR ADC
(12-bit 250 ksps / 10-bit 1 Msps)
Voltage Reference
2 x Low Current Comparators
Small Form Factor
Copyright © 2013 by Silicon Laboratories
7.3.2013
C8051F85x/86x
Low-Cost, 25 MIPS, 8-Bit MCU Family
with up to 8 kB of Flash
Selected Electrical Specifications
(At 25 °C)
Parameter
Supply Voltage (VDD)
Supply Current with CPU Active
Supply Current (Idle Mode)
Supply Current (Stop Mode)
Clock Frequency Range
Clock = 24.5 MHz
±2% Internal Precision Oscillator
Clock = 24.5 MHz
Core Halted Peripherals Running
Internal LDO Off
Conditions
Min
2.2
—
—
—
DC
24
75
—
—
1.62
2.35
1
—
—
—
—
Typ
4.45
2.05
0.2
—
24.5
80
—
—
1.65
2.4
—
100
25
1.5
0.5
Max
3.6
—
—
—
25
25
85
12/10
200/800
1.68
2.45
VDD
—
—
—
—
Units
V
mA
mA
µA
MHz
MHz
kHz
bits
ksps
V
V
V
nsec
µA
µsec
µA
Internal Oscillator
Frequency
Precision Oscillator
Low-Frequency Oscillator
A/D Converter
Resolution
Throughput Rate
Internal Voltage Reference
External Voltage Reference
1.65 V Setting
2.4 V Setting
Comparator
Response Time Mode 0
Current Consumption Mode 0
Response Time Mode 3
Current Consumption Mode 3
(CP+) – (CP–) = 100 mV
(CP+) – (CP–) = 100 mV
C8051F85x/6x Product Selection Guide
Digital Port I/Os (Total)
Ordering Part Number
I/O with Comparator
0/1 Inputs
Temperature Range*
AEC-Q100 Qualified
Flash Memory (kB)
Pb-free
(RoHS Compliant)
Number of ADC0
Channels
RAM (Bytes)
C8051F850-B-GM
C8051F850-B-GU
C8051F851-B-GM
C8051F851-B-GU
C8051F852-B-GM
C8051F852-B-GU
C8051F853-B-GM
C8051F853-B-GU
C8051F854-B-GM
C8051F854-B-GU
C8051F855-B-GM
C8051F855-B-GU
C8051F860-B-GS
C8051F861-B-GS
C8051F862-B-GS
C8051F863-B-GS
C8051F864-B-GS
C8051F865-B-GS
8
8
4
4
2
2
8
8
4
4
2
2
8
4
2
8
4
2
512
512
512
512
256
256
512
512
512
512
256
256
512
512
256
512
512
256
16
18
16
18
16
18
16
18
16
18
16
18
13
13
13
13
13
13
15
16
15
16
15
16
—
—
—
—
—
—
12
12
12
—
—
—
15
16
15
16
15
16
15
16
15
16
15
16
12
12
12
12
12
12
-40 to 85
°C
-40 to 85
°C
-40 to 85
°C
-40 to 85
°C
-40 to 85
°C
-40 to 85
°C
-40 to 85
°C
-40 to 85
°C
-40 to 85
°C
-40 to 85
°C
-40 to 85
°C
–40 to 85
°C
–40 to 85
°C
–40 to 85
°C
–40 to 85
°C
–40 to 85
°C
–40 to 85
°C
–40 to 85
°C
QFN-20
QSOP-24
QFN-20
QSOP-24
QFN-20
QSOP-24
QFN-20
QSOP-24
QFN-20
QSOP-24
QFN-20
QSOP-24
SOIC-16
SOIC-16
SOIC-16
SOIC-16
SOIC-16
SOIC-16
*Note: -IM, -IU and -IS extended temperature range devices (-40 to 125
°C)
available in Q4 2013.
Small Form Factor
Copyright © 2013 by Silicon Laboratories
Package
7.3.2013
Silicon Laboratories and Silicon Labs are trademarks of Silicon Laboratories Inc.
Other products or brandnames mentioned herein are trademarks or registered trademarks of their respective holders
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