AT89C51RD2-RLRIM Atmel, AT89C51RD2-RLRIM Datasheet - Page 92
AT89C51RD2-RLRIM
Manufacturer Part Number
AT89C51RD2-RLRIM
Description
IC MCU FLASH 8051 EEP 64K 44VQFP
Manufacturer
Atmel
Series
89Cr
Datasheet
1.ATWEBDVK-02RC.pdf
(137 pages)
Specifications of AT89C51RD2-RLRIM
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-TQFP, 44-VQFP
For Use With
AT89STK-11 - KIT STARTER FOR AT89C51RX2
Lead Free Status / RoHS Status
Contains lead / RoHS non-compliant
Eeprom Size
-
Data Converters
-
Other names
AT89C51RD2RLRIMTR
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AT89C51RD2/ED2
Reset Value = XXXX XX00b
Not bit addressable
Bit Number
1
0
Mnemonic
EEBUSY
EEE
Bit
Description
Enable EEPROM Space bit
Set to map the EEPROM space during MOVX instructions (Write or Read to the
EEPROM.
Clear to map the XRAM space during MOVX.
Programming Busy flag
Set by hardware when programming is in progress.
Cleared by hardware when programming is done.
Can not be set or cleared by software.
4235K–8051–05/08
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