EEWORLDEEWORLDEEWORLD

Part Number

Search

AT89C51RD2_08

Description
8-BIT, FLASH, 60 MHz, MICROCONTROLLER, PQCC44
Categorysemiconductor    The embedded processor and controller   
File Size1MB,137 Pages
ManufacturerAtmel (Microchip)
Download Datasheet Parametric Compare View All

AT89C51RD2_08 Overview

8-BIT, FLASH, 60 MHz, MICROCONTROLLER, PQCC44

AT89C51RD2_08 Parametric

Parameter NameAttribute value
Number of functions1
Number of terminals44
Maximum operating temperature85 Cel
Minimum operating temperature-40 Cel
Maximum supply/operating voltage5.5 V
Minimum supply/operating voltage4.5 V
Rated supply voltage5 V
External data bus width8
Number of input and output buses32
Line speed60 MHz
Processing package descriptionGREEN, PLASTIC, LCC-44
Lead-freeYes
EU RoHS regulationsYes
stateACTIVE
CraftsmanshipCMOS
packaging shapeSQUARE
Package SizeCHIP CARRIER
surface mountYes
Terminal formJ BEND
Terminal spacing1.27 mm
terminal coatingMATTE TIN
Terminal locationQUAD
Packaging MaterialsPLASTIC/EPOXY
Temperature levelINDUSTRIAL
Address bus width16
Number of digits8
Maximum FCLK clock frequency40 MHz
Microprocessor typeMICROCONTROLLER
PWM channelYes
ROM programmingFLASH
Features
80C52 Compatible
– 8051 Instruction Compatible
– Six 8-bit I/O Ports (64 Pins or 68 Pins Versions)
– Four 8-bit I/O Ports (44 Pins Version)
– Three 16-bit Timer/Counters
– 256 Bytes Scratch Pad RAM
– 9 Interrupt Sources with 4 Priority Levels
Integrated Power Monitor (POR/PFD) to Supervise Internal Power Supply
ISP (In-System Programming) Using Standard V
CC
Power Supply
2048 Bytes Boot ROM Contains Low Level Flash Programming Routines and a Default
Serial Loader
High-speed Architecture
– In Standard Mode:
• 40 MHz (Vcc 2.7V to 5.5V, both Internal and external code execution)
• 60 MHz (Vcc 4.5V to 5.5V and Internal Code execution only)
– In X2 mode (6 Clocks/machine cycle)
• 20 MHz (Vcc 2.7V to 5.5V, both Internal and external code execution)
• 30 MHz (Vcc 4.5V to 5.5V and Internal Code execution only)
64K Bytes On-chip Flash Program/Data Memory
– Byte and Page (128 Bytes) Erase and Write
– 100k Write Cycles
On-chip 1792 bytes Expanded RAM (XRAM)
– Software Selectable Size (0, 256, 512, 768, 1024, 1792 Bytes)
– 768 Bytes Selected at Reset for T89C51RD2 Compatibility
On-chip 2048 Bytes EEPROM Block for Data Storage (AT89C51ED2 Only)
100K Write Cycles
Dual Data Pointer
Variable Length MOVX for Slow RAM/Peripherals
Improved X2 Mode with Independent Selection for CPU and Each Peripheral
Keyboard Interrupt Interface on Port 1
SPI Interface (Master/Slave Mode)
8-bit Clock Prescaler
16-bit Programmable Counter Array
– High Speed Output
– Compare/Capture
– Pulse Width Modulator
– Watchdog Timer Capabilities
Asynchronous Port Reset
Full-duplex Enhanced UART with Dedicated Internal Baud Rate Generator
Low EMI (Inhibit ALE)
Hardware Watchdog Timer (One-time Enabled with Reset-Out), Power-off Flag
Power Control Modes: Idle Mode, Power-down Mode
Single Range Power Supply: 2.7V to 5.5V
Industrial Temperature Range (-40 to +85°C)
Packages: PLCC44, VQFP44, PLCC68, VQFP64
8-bit Flash
Microcontroller
AT89C51RD2
AT89C51ED2

AT89C51RD2_08 Related Products

AT89C51RD2_08 AT89C51ED2 AT89C51RD2 AT89C51RD2-SLSUM
Description 8-BIT, FLASH, 60 MHz, MICROCONTROLLER, PQCC44 8-BIT, FLASH, 60 MHz, MICROCONTROLLER, PQCC44 8-BIT, FLASH, 60 MHz, MICROCONTROLLER, PQCC44 8-BIT, FLASH, 60 MHz, MICROCONTROLLER, PQCC44
Number of terminals 44 44 44 44
Maximum operating temperature 85 Cel 85 Cel 85 Cel 85 °C
Minimum operating temperature -40 Cel -40 Cel -40 Cel -40 °C
External data bus width 8 8 8 8
surface mount Yes Yes Yes YES
Terminal form J BEND J BEND J BEND J BEND
Terminal location QUAD QUAD QUAD QUAD
Temperature level INDUSTRIAL INDUSTRIAL INDUSTRIAL INDUSTRIAL
Address bus width 16 16 16 16
PWM channel Yes Yes Yes YES
Number of functions 1 1 1 -
Maximum supply/operating voltage 5.5 V 5.5 V 5.5 V -
Minimum supply/operating voltage 4.5 V 4.5 V 4.5 V -
Rated supply voltage 5 V 5 V 5 V -
Number of input and output buses 32 32 32 -
Line speed 60 MHz 60 MHz 60 MHz -
Processing package description GREEN, PLASTIC, LCC-44 GREEN, PLASTIC, LCC-44 GREEN, PLASTIC, LCC-44 -
Lead-free Yes Yes Yes -
EU RoHS regulations Yes Yes Yes -
state ACTIVE ACTIVE ACTIVE -
Craftsmanship CMOS CMOS CMOS -
packaging shape SQUARE SQUARE SQUARE -
Package Size CHIP CARRIER CHIP CARRIER CHIP CARRIER -
Terminal spacing 1.27 mm 1.27 mm 1.27 mm -
terminal coating MATTE TIN MATTE TIN MATTE TIN -
Packaging Materials PLASTIC/EPOXY PLASTIC/EPOXY PLASTIC/EPOXY -
Number of digits 8 8 8 -
Maximum FCLK clock frequency 40 MHz 40 MHz 40 MHz -
Microprocessor type MICROCONTROLLER MICROCONTROLLER MICROCONTROLLER -
ROM programming FLASH FLASH FLASH -
Children's humor
Mom called Pippi to get up: " Hurry up and get up! The rooster has crowed several times! " Pippi said: " What does the rooster's crow have to do with me? I'm not a hen! "...
feifei Talking
Texas Instruments introduces revolutionary battery monitoring technology for lead-acid batteries
TI's proprietary Impedance Track capacity measurement technology for lead-acid battery management fuel gauge ICs. The bq34z110 fuel gauge IC is available in a small 14-pin package and is the industry'...
qwqwqw2088 Analogue and Mixed Signal
AVR microcontroller controls DC servo motor? [Discussion post]
Now, I have a DC servo motor on hand, which comes with a set of DC servo motor driver.We need to use AVR microcontroller to make circuit, use external collected signals, and after processing, control ...
gangaotai Industrial Control Electronics
stm32 driver ili9326 What is the problem? . .
This is the configuration of the module softwareThis is the actual displayed result. . .This is the configuration word. I am new to this and really don’t understand it. Please help me. ....
haixinghp stm32/stm8
LPC1343 application and source code download
LPC1343 application and source code download...
lovedata NXP MCU
Synplify Tool User Guide.pdf
Synplify Tool User Guide.pdf...
zxopenljx FPGA/CPLD

EEWorld
subscription
account

EEWorld
service
account

Automotive
development
circle

Robot
development
community

Index Files: 1510  565  499  1479  722  31  12  11  30  15 
Datasheet   0 1 2 3 4 5 6 7 8 9 A B C D E F G H I J K L M N O P Q R S T U V W X Y Z
Room 1530, 15th Floor, Building B, No. 18 Zhongguancun Street, Haidian District, Beijing Telephone: (010) 82350740 Postal Code: 100190
Copyright © 2005-2026 EEWORLD.com.cn, Inc. All rights reserved 京ICP证060456号 京ICP备10001474号-1 电信业务审批[2006]字第258号函 京公网安备 11010802033920号