AT89S51-24PC Atmel, AT89S51-24PC Datasheet - Page 3
![IC 8051 MCU 4K FLASH 40-DIP](/photos/6/70/67049/453-40-dip_sml.jpg)
AT89S51-24PC
Manufacturer Part Number
AT89S51-24PC
Description
IC 8051 MCU 4K FLASH 40-DIP
Manufacturer
Atmel
Series
89Sr
Datasheet
1.AT89S51-24JU.pdf
(31 pages)
Specifications of AT89S51-24PC
Core Processor
8051
Core Size
8-Bit
Speed
24MHz
Connectivity
UART/USART
Peripherals
WDT
Number Of I /o
32
Program Memory Size
4KB (4K x 8)
Program Memory Type
FLASH
Ram Size
128 x 8
Voltage - Supply (vcc/vdd)
4 V ~ 5.5 V
Oscillator Type
Internal
Operating Temperature
0°C ~ 70°C
Package / Case
40-DIP (0.600", 15.24mm)
Lead Free Status / RoHS Status
Contains lead / RoHS non-compliant
Eeprom Size
-
Data Converters
-
Available stocks
Company
Part Number
Manufacturer
Quantity
Price
Company:
Part Number:
AT89S51-24PC
Manufacturer:
ATMEL
Quantity:
3 354
Company:
Part Number:
AT89S51-24PC
Manufacturer:
AT10
Quantity:
65
Part Number:
AT89S51-24PC
Manufacturer:
ATMEL/爱特梅尔
Quantity:
20 000
3. Block Diagram
2487D–MICRO–6/08
ALE/PROG
EA / V
PSEN
RST
GND
V
PP
CC
CONTROL
REGISTER
TIMING
AND
OSC
B
RAM ADDR.
REGISTER
INSTRUCTION
REGISTER
WATCH
DOG
ACC
TMP2
RAM
PORT 3 DRIVERS
PSW
P3.0 - P3.7
PORT 0 DRIVERS
PORT 3
LATCH
ALU
P0.0 - P0.7
PORT 0
LATCH
TMP1
INTERRUPT, SERIAL PORT,
AND TIMER BLOCKS
PORT 2
LATCH
PORT 1 DRIVERS
PORT 1
LATCH
PORT 2 DRIVERS
POINTER
P2.0 - P2.7
STACK
P1.0 - P1.7
FLASH
PORT
ISP
INCREMENTER
DUAL DPTR
PROGRAM
PROGRAM
REGISTER
PROGRAM
COUNTER
ADDRESS
LOGIC
BUFFER
PC
AT89S51
3