AT89C51AC3-RLTIM Atmel, AT89C51AC3-RLTIM Datasheet - Page 41
AT89C51AC3-RLTIM
Manufacturer Part Number
AT89C51AC3-RLTIM
Description
IC 8051 MCU FLASH 64K 44VQFP
Manufacturer
Atmel
Series
89Cr
Datasheet
1.AT89C51AC3-RLTUM.pdf
(140 pages)
Specifications of AT89C51AC3-RLTIM
Core Processor
8051
Core Size
8-Bit
Speed
60MHz
Connectivity
UART/USART
Peripherals
POR, PWM, WDT
Number Of I /o
36
Program Memory Size
64KB (64K x 8)
Program Memory Type
FLASH
Eeprom Size
2K x 8
Ram Size
2.25K x 8
Voltage - Supply (vcc/vdd)
3 V ~ 5.5 V
Data Converters
A/D 8x10b
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
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Figure 24. Flash Memory Architecture with ENBOOT=0 (user modemode)
4383D–8051–02/08
Extra Row (128 Bytes)
Hardware Security (1 byte)
Column Latches (128 Bytes)
FFFFh
F800h
0000h
64K Bytes
FM0
Memory space not accessible
FM1 mapped between FFFFh and
F800h when bit ENBOOT is set in
AUXR1 register
Flash memory
boot space
2K Bytes
FM1
FFFFh
F800h
41
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