AT89C51RC Atmel Corporation, AT89C51RC Datasheet - Page 24
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AT89C51RC
Manufacturer Part Number
AT89C51RC
Description
Manufacturer
Atmel Corporation
Datasheet
1.AT89C51RC.pdf
(36 pages)
Specifications of AT89C51RC
Flash (kbytes)
32 Kbytes
Max. Operating Frequency
24 MHz
Cpu
8051-12C
Max I/o Pins
32
Uart
1
Sram (kbytes)
0.5
Operating Voltage (vcc)
4.0 to 6.0
Timers
3
Watchdog
Yes
Available stocks
Company
Part Number
Manufacturer
Quantity
Price
Company:
Part Number:
AT89C51RC-24AU
Manufacturer:
ATMEL
Quantity:
5 000
Company:
Part Number:
AT89C51RC-24JU
Manufacturer:
ATMEL
Quantity:
34 960
Company:
Part Number:
AT89C51RC-24JU
Manufacturer:
ATMEL
Quantity:
5 000
Part Number:
AT89C51RC-24JU
Manufacturer:
ATMEL/爱特梅尔
Quantity:
20 000
Company:
Part Number:
AT89C51RC-24PC
Manufacturer:
ATM
Quantity:
2 900
Company:
Part Number:
AT89C51RC-24PI
Manufacturer:
SANYO
Quantity:
12
Part Number:
AT89C51RC-24PI
Manufacturer:
ATMEL/爱特梅尔
Quantity:
20 000
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