AT89C51RD2-SLSUM Atmel, AT89C51RD2-SLSUM Datasheet - Page 134

• Manufacturer Part Number: AT89C51RD2-SLSUM
• Description: IC 8051 MCU FLASH 64K 44PLCC
• Manufacturer: Atmel
• Series: 89Cr

Specifications of AT89C51RD2-SLSUM

• Core Processor: 8051
• Core Size: 8-Bit
• Speed: 60MHz
• Connectivity: SPI, UART/USART
• Peripherals: POR, PWM, WDT
• Number Of I /o: 34
• Program Memory Size: 64KB (64K x 8)
• Program Memory Type: FLASH
• Ram Size: 2K x 8
• Voltage - Supply (vcc/vdd): 2.7 V ~ 5.5 V
• Oscillator Type: External
• Operating Temperature: -40°C ~ 85°C
• Package / Case: 44-PLCC
• Processor Series: AT89x
• Core: 8051
• Data Bus Width: 8 bit
• Data Ram Size: 2 KB
• Interface Type: UART, SPI
• 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: SMD/SMT
• 3rd Party Development Tools: PK51, CA51, A51, ULINK2
• Minimum Operating Temperature: - 40 C
• Package: 44PLCC
• Device Core: 80C51
• Family Name: 89C
• Maximum Speed: 40 MHz
• For Use With: AT89OCD-01 - USB EMULATOR FOR AT8XC51 MCUAT89STK-11 - KIT STARTER FOR AT89C51RX2
• Lead Free Status / RoHS Status: Lead free / RoHS Compliant
• Eeprom Size: -
• Data Converters: -
• Lead Free Status / Rohs Status: Details

4235K–8051–05/08
1
2
3
4
5
6
7
8
9
10 Reset ....................................................................................................... 26
11 Power Monitor ........................................................................................ 28
12 Timer 2 .................................................................................................... 30
13 Programmable Counter Array (PCA) .................................................... 35
Features .................................................................................................... 1
Description ............................................................................................... 2
Block Diagram .......................................................................................... 3
SFR Mapping ............................................................................................ 4
Pin Configurations ................................................................................... 9
Port Types .............................................................................................. 14
Oscillator ................................................................................................ 15
Enhanced Features ................................................................................ 17
Dual Data Pointer Register (DPTR) ...................................................... 21
Expanded RAM (XRAM) ......................................................................... 23
6.1
6.2
7.1
9.1
10.1
10.2
10.3
11.1
12.1
12.2
12.3
13.1
13.2
13.3
13.4
13.5
Registers .........................................................................................................15
Functional Block Diagram ................................................................................16
X2 Feature .......................................................................................................17
Registers .........................................................................................................24
Introduction ......................................................................................................26
Reset Input ......................................................................................................26
Reset Output ...................................................................................................26
Description .......................................................................................................28
Auto-reload Mode ............................................................................................30
Programmable Clock-output ............................................................................31
Registers .........................................................................................................32
PCA Capture Mode .........................................................................................43
16-bit Software Timer/ Compare Mode ...........................................................43
High Speed Output Mode ................................................................................44
Pulse Width Modulator Mode ..........................................................................45
PCA Watchdog Timer ......................................................................................46
AT89C51RD2/ED2
135