AT87C51RC2-3CSUL Atmel, AT87C51RC2-3CSUL Datasheet - Page 3

IC 8051 MCU 32K OTP 30MHZ 40DIP

AT87C51RC2-3CSUL

Manufacturer Part Number
AT87C51RC2-3CSUL
Description
IC 8051 MCU 32K OTP 30MHZ 40DIP
Manufacturer
Atmel
Series
87Cr
Datasheet

Specifications of AT87C51RC2-3CSUL

Core Processor
8051
Core Size
8-Bit
Speed
30/20MHz
Connectivity
UART/USART
Peripherals
POR, PWM, WDT
Number Of I /o
32
Program Memory Size
32KB (32K x 8)
Program Memory Type
OTP
Ram Size
512 x 8
Voltage - Supply (vcc/vdd)
2.7 V ~ 5.5 V
Oscillator Type
Internal
Operating Temperature
-40°C ~ 85°C
Package / Case
40-DIP (0.600", 15.24mm)
Data Bus Width
8 bit
Data Ram Size
512 B
Interface Type
UART
Maximum Clock Frequency
60 MHz
Number Of Programmable I/os
32
Number Of Timers
3
Operating Supply Voltage
2.7 V to 5.5 V
Maximum Operating Temperature
+ 85 C
Mounting Style
Through Hole
Minimum Operating Temperature
- 40 C
Lead Free Status / RoHS Status
Lead free / RoHS Compliant
Eeprom Size
-
Data Converters
-
Lead Free Status / Rohs Status
 Details
3. Block Diagram
4188F–8051–01/08
ALE/
EA/VPP
XTAL1
XTAL2
PSEN
PROG
WR
RD
(3)
(3)
CPU
(3)
(3) (3)
EUART
Timer 0
Timer 1
(3)
CORE
C51
(3) (3)
256x8
RAM
Ctrl
INT
(2): Only available on high pin count packages
(3): Alternate function of Port 3
(1): Alternate function of Port 1
IB-bus
0/16/32/64Kx8
Port 0 Port 1 Port 2 Port 3
/EPROM
ROM
Parallel I/O Ports & Ext. Bus
256/768x8
XRAM
(1)
Port 4
PCA
(2)
(1)
Port 5
(1)
(2)
Timer2
(1)
Watch
Dog
AT/TS8xC51Rx2
3

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