AT89C51IC2-RLTIL Atmel, AT89C51IC2-RLTIL Datasheet - Page 3

• Manufacturer Part Number: AT89C51IC2-RLTIL
• Description: IC 8051 MCU FLASH 32K 44VQFP
• Manufacturer: Atmel
• Series: 89Cr

Specifications of AT89C51IC2-RLTIL

• Core Processor: 8051
• Core Size: 8-Bit
• Speed: 40MHz
• Connectivity: I²C, SPI, UART/USART
• Peripherals: POR, PWM, WDT
• Number Of I /o: 34
• Program Memory Size: 32KB (32K x 8)
• Program Memory Type: FLASH
• Ram Size: 1.25K x 8
• Voltage - Supply (vcc/vdd): 2.7 V ~ 3.6 V
• Oscillator Type: External
• Operating Temperature: -40°C ~ 85°C
• Package / Case: 44-TQFP, 44-VQFP
• Lead Free Status / RoHS Status: Contains lead / RoHS non-compliant
• Eeprom Size: -
• Data Converters: -

Block Diagram
Figure 1. Block Diagram
4301D–8051–02/08
ALE/PROG
XTAL1
XTAL2
PSEN
WR
EA
RD
(2)
(2)
CPU
(1): Alternate function of Port 1
(2): Alternate function of Port 3
(2) (2)
(2)
Timer 0
Timer 1
EUART
BRG
(2)
+
CORE
C51
(2) (2)
RAM
Ctrl
256
INT
x8
IB-bus
Port 0 Port 1
Parallel I/O Ports & Ext Bus
32K x 8
Flash
Port 2
Port 3 Port 12
(1)
(1)
PCA
(1)
Watch
Timer 2
Dog
(1)
Board
Key
Two-Wire
(1)
SPI
(1)
(1)
(1)
3