參數(shù)資料
型號: Q67120-C508
英文描述: IC-SM-8-BIT CPU 12-MHZ
中文描述: 集成電路釤8位CPU的12兆赫
文件頁數(shù): 8/121頁
文件大?。?/td> 1000K
代理商: Q67120-C508
Semiconductor Group
1-2
Introduction
C501
Listed below is a summary of the main features of the C501:
Fully compatible to standard 8051 microcontroller
Versions for 12/24/40 MHz operating frequency
Program memory : completely external (C501-L)
8K
×
8 ROM (C501-1R)
8K
×
8 OTP memory (C501-1E)
256
×
8 RAM
Four 8-bit ports
Three 16-bit timers / counters (timer 2 with up/down counter feature)
USART
Six interrupt sources, two priority levels
Power saving modes
Quick Pulse programming algorithm (C501-1E only)
2-Level program memory lock (C501-1E only)
P-DIP-40, P-LCC-44, and P-MQFP-44 package
Temperature ranges :
SAB-C501
SAF-C501
T
A
: 0 C to 70C
T
A
: – 40 C to 85 C
Figure 1-2
Logic Symbol
MCL03217
8-Bit Digital
CC
V
V
SS
Ι
/O
C501
Port 0
Port 1
8-Bit Digital
/O
Ι
Port 2
8-Bit Digital
/O
Ι
Port 3
8-Bit Digital
/O
Ι
XTAL1
XTAL2
RESET
EA
ALE/PROG
PSEN
PP
V
/
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