AT89C51RC-24AU Atmel, AT89C51RC-24AU Datasheet - Page 24
![MCU 8051 32K FLASH 5.5V 44-VQFP](/photos/6/92/69202/313-44-vqfp_sml.jpg)
AT89C51RC-24AU
Manufacturer Part Number
AT89C51RC-24AU
Description
MCU 8051 32K FLASH 5.5V 44-VQFP
Manufacturer
Atmel
Series
89Cr
Datasheet
1.AT89C51RC-24PU.pdf
(36 pages)
Specifications of AT89C51RC-24AU
Core Processor
8051
Core Size
8-Bit
Speed
24MHz
Connectivity
SPI, UART/USART
Peripherals
WDT
Number Of I /o
32
Program Memory Size
32KB (32K x 8)
Program Memory Type
FLASH
Ram Size
512 x 8
Voltage - Supply (vcc/vdd)
4 V ~ 5.5 V
Oscillator Type
Internal
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
Lead free / RoHS Compliant
Eeprom Size
-
Data Converters
-
Available stocks
Company
Part Number
Manufacturer
Quantity
Price
Company:
Part Number:
AT89C51RC-24AU
Manufacturer:
ATMEL
Quantity:
5 000
24
AT89C51RC
Figure 22-1. Programming the Flash Memory
Figure 22-2. Verifying the Flash Memory
Note:
*Programming address line A14 (P3.4) is not the same as the external memory address line A14
(P2.6).
3 - 33 MHz
3 - 33 MHz
PROGRAMMING
MODES TABLE
PROGRAMMING
MODES TABLE
SEE FLASH
0000H/7FFFH
SEE FLASH
0000H/7FFFH
ADDR.
ADDR.
A14*
A14*
A0 - A7
A0 - A7
A8 - A13
A8 - A13
P3.3
P1.0 - P1.7
P2.0 - P2.5
P3.4
P2.6
P2.7
P3.6
P3.7
XTAL 2
XTAL1
GND
P1.0 - P1.7
P2.0 - P2.5
P2.6
P2.7
P3.3
P3.6
P3.7
XTAL2
XTAL1
GND
P3.4
AT89C51RC
AT89C51RC
PSEN
PSEN
P3.0
RST
ALE
RST
V
ALE
EA
V
P0
EA
P0
CC
CC
4.5V to 5.5V
4.5V to 5.5V
PGM DATA
(USE 10K
PULL-UPS)
PGM
DATA
PROG
V /V
V
RDY/
BSY
V
V
IH
IH
IH
IH
PP
1920D–MICRO–6/08