AT89C1051-24SC Atmel, AT89C1051-24SC Datasheet - Page 2

• Manufacturer Part Number: AT89C1051-24SC
• Description: IC MCU 1KB FLASH 24MHZ 20-SOIC
• Manufacturer: Atmel
• Series: 89Cr

Specifications of AT89C1051-24SC

• Core Processor: 8051
• Core Size: 8-Bit
• Speed: 24MHz
• Peripherals: LED
• Number Of I /o: 15
• Program Memory Size: 1KB (1K x 8)
• Program Memory Type: FLASH
• Ram Size: 64 x 8
• Voltage - Supply (vcc/vdd): 4 V ~ 6 V
• Oscillator Type: Internal
• Operating Temperature: 0°C ~ 70°C
• Package / Case: 20-SOIC (7.5mm Width)
• Lead Free Status / RoHS Status: Contains lead / RoHS non-compliant
• Eeprom Size: -
• Data Converters: -
• Connectivity: -
• Other names: AT89C105124SC

Block Diagram
4-4
RST
V
GND
CC
CONTROL
REGISTER
TIMING
OSC
AND
B
RAM ADDR.
AT89C1051
REGISTER
INSTRUCTION
REGISTER
COMPARATOR
ANALOG
+
-
ACC
TMP2
RAM
PORT 1 DRIVERS
PSW
P1.0 - P1.7
PORT 1
LATCH
ALU
TMP1
AND TIMER BLOCKS
INTERRUPT,
PORT 3 DRIVERS
P3.0 - P3.5
POINTER
STACK
PORT 3
LATCH
FLASH
P3.7
INCREMENTER
PROGRAM
PROGRAM
REGISTER
ADDRESS
COUNTER
BUFFER
DPTR
PC