AT89C51RC-24AU Atmel, AT89C51RC-24AU Datasheet - Page 3
![MCU 8051 32K FLASH 5.5V 44-VQFP](/photos/6/92/69202/313-44-vqfp_sml.jpg)
AT89C51RC-24AU
Manufacturer Part Number
AT89C51RC-24AU
Description
MCU 8051 32K FLASH 5.5V 44-VQFP
Manufacturer
Atmel
Series
89Cr
Datasheet
1.AT89C51RC-24PU.pdf
(36 pages)
Specifications of AT89C51RC-24AU
Core Processor
8051
Core Size
8-Bit
Speed
24MHz
Connectivity
SPI, UART/USART
Peripherals
WDT
Number Of I /o
32
Program Memory Size
32KB (32K x 8)
Program Memory Type
FLASH
Ram Size
512 x 8
Voltage - Supply (vcc/vdd)
4 V ~ 5.5 V
Oscillator Type
Internal
Operating Temperature
-40°C ~ 85°C
Package / Case
44-TQFP, 44-VQFP
For Use With
AT89STK-11 - KIT STARTER FOR AT89C51RX2
Lead Free Status / RoHS Status
Lead free / RoHS Compliant
Eeprom Size
-
Data Converters
-
Available stocks
Company
Part Number
Manufacturer
Quantity
Price
Company:
Part Number:
AT89C51RC-24AU
Manufacturer:
ATMEL
Quantity:
5 000
3. Block Diagram
1920D–MICRO–6/08
ALE/PROG
EA / V
PSEN
RST
V
GND
PP
CC
CONTROL
REGISTER
TIMING
OSC
AND
B
RAM ADDR.
REGISTER
INSTRUCTION
REGISTER
WATCH
DOG
ACC
TMP2
RAM
PORT 1 DRIVERS
PSW
P1.0 - P1.7
PORT 0 DRIVERS
PORT 1
LATCH
ALU
P0.0 - P0.7
PORT 0
LATCH
TMP1
INTERRUPT, SERIAL PORT,
AND TIMER BLOCKS
PORT 2
LATCH
PORT 3 DRIVERS
PORT 2 DRIVERS
POINTER
P2.0 - P2.7
STACK
P3.0 - P3.7
PORT 3
LATCH
FLASH
INCREMENTER
PROGRAM
REGISTER
PROGRAM
COUNTER
ADDRESS
BUFFER
DUAL
DPTR
PC
AT89C51RC
3