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    Product>>8051 MicroController>>STC89C51RC

Features:

 

Enhanced 80C51 Central Processing Unit ,6T or 12T per machine cycle
Operation voltage range: 5.5V~3.3V (STC89C series)or 2.0V~ 3.6V (STC89LE series)
Operation frequency range: 0- 48MHz@12T, or 0-24MHz@6T
On-chip 4/8/13/16/20/32/64K FLASH program memory with flexible ISP/IAP capability
On-chip 1280 byte / 512 byte RAM
Be capable of addressing up to 64K byte of external RAM
Be capable of addressing up to 64K bytes external memory
Dual Data Pointer (DPTR) to speed up data movement
Three 16-bit timer/counter, Timer 2 is an up/down counter with programmable clcok output on P1.0
8 vector-address, 4 level priority interrupt capability
One enhanced UART with hardware address-recognition, frame-error detection function, and with self

baud- rate generator.
One 15 bits Watch-Dog-Timer with 8-bit pre-scaler (one-time-enabled)
integrate MAX810 — specialized reset circuit
Three power management modes: idle mode and power-down mode
Low EMI: inhibit ALE emission
Power down mode can be woken-up by INT0/P3.2 pin, INT1/P3.3 pin, T0/P3.4, T1/P3.5, RXD/P3.0 pin,

INT2/P4.3, INT3/P4.2
Maximum 39 programmable I/O ports are available
Four 8-bit bi-directonal ports; extra four-bit additional P4 are available for PLCC-44 and LQFP-44
Operating temperature: -40 ~ +85°C (industrial) / 0~75°C (commercial)
package type :LQFP-44,PDIP-40,PLCC-44,PQFP44

 

 

Product Documents:

General Overview: STC89C51RC_Features.pdf

Data Sheet: STC89C51RC.pdf

ROSH:

 

Product Support:

专用烧录软件:STC专用烧录器软件 (v1.75)

 ISP programming software :STC ISP programming software (v4.88)

Products
8 bit MicroController
STC8051 series
STC8S series
32 bit MicroController
STC32 ARM series
Memory
STC SRAM series
PowerManagment
uP Supervisors
LDOs
 
 
stc12c5410ad
 
stc89c52rc
 
 
   
STC89C51RC series Selection Table
ParNo 最高时钟频率Hz Flash
存储
RAM
(Byte)
降低
EMI
WDY 双倍速  P4 I
S
P
I
A
P
EEP
ROM
(Byte)
A
/
D
Package
5V 3V
STC89C51RC 0-80M   4K 512 2K+   PDIP/PLCC/PQFP/LQFP
STC89C52RC 0-80M   8K 512 2K+   PDIP/PLCC/PQFP/LQFP
STC89C53RC 0-80M   15K 512     PDIP/PLCC/PQFP/LQFP
STC89C54RD+ 0-80M   16K 1280 16K+   PDIP/PLCC/PQFP/LQFP
STC89C55RD+ 0-80M   20K 1280 16K+   PDIP/PLCC/PQFP/LQFP
STC89C58RD+ 0-80M   32K 1280 16K+   PDIP/PLCC/PQFP/LQFP
STC89C516RD+ 0-80M   64K 1280     PDIP/PLCC/PQFP/LQFP
STC89LE51RC   0-80M 4K 512 2K+   PDIP/PLCC/PQFP/LQFP
STC89LE52RC   0-80M 8K 512 2K+   PDIP/PLCC/PQFP/LQFP
STC89LE53RC   0-80M 15K 512     PDIP/PLCC/PQFP/LQFP
STC89LE54RD+   0-80M 16K 1280     PDIP/PLCC/PQFP/LQFP
STC89LE55RD+   0-80M 20K 1280 16K+   PDIP/PLCC/PQFP/LQFP
STC89LE58RD+   0-80M 32K 1280 16K+   PDIP/PLCC/PQFP/LQFP
STC89LE516RD+   0-80M 64K 1280     PDIP/PLCC/PQFP/LQFP
STC89LE516AD 0-90M, 3.6-2.4V 64K 512       PDIP/PLCC/PQFP/LQFP
 

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