P89C660 Philips Semiconductors, P89C660 Datasheet - Page 4

• Manufacturer Part Number: P89C660
• Description: 80C51 8-bit Flash microcontroller family
• Manufacturer: Philips Semiconductors

Philips Semiconductors
BLOCK DIAGRAM 1
2002 Oct 28
80C51 8-bit Flash microcontroller family
16KB/32KB/64KB ISP/IAP Flash with 512B/1KB/2KB/8KB RAM
CRYSTAL OR
RESONATOR
CONFIGURABLE I/Os
CONFIGURABLE I/Os
CONFIGURABLE I/Os
CONFIGURABLE I/Os
8 KBYTE DATA RAM
0.5K / 1K / 2K /
CODE FLASH
OSCILLATOR
16K / 32K /
64 KBYTE
PORT 3
PORT 2
PORT 1
PORT 0
ACCELERATED 80C51 CPU
12-CLK MODE (OPTIONAL)
6-CLK MODE (DEFAULT)
4
P89C660/P89C662/P89C664/
WATCHDOG TIMER
ENHANCED UART
PROGRAMMABLE
COUNTER ARRAY
FULL-DUPLEX
INTERFACE
TIMER 0
TIMER 1
TIMER 2
(PCA)
I
2
C
P89C668
su01713
Product data