p89c669 NXP Semiconductors, p89c669 Datasheet - Page 4

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p89c669

Manufacturer Part Number
p89c669
Description
P89c669 80c51 8-bit Microcontroller Family With Extended Memory; 96 Kb Flash With 2 Kb Ram
Manufacturer
NXP Semiconductors
Datasheet

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Philips Semiconductors
4. Block diagram
9397 750 12299
Product data
Fig 1. Block diagram.
CRYSTAL OR
RESONATOR
CODE FLASH
OSCILLATOR
DATA RAM
PORT 3
PORT 2
PORT 1
PORT 0
96 kB
2 kB
HIGH PERFORMANCE
Rev. 02 — 13 November 2003
internal bus
80C51 CPU
80C51 8-bit microcontroller family with extended memory
PCA (PROGRAMMABLE
WATCHDOG TIMER
COUNTER ARRAY)
GENERATOR
BAUD RATE
TIMER 0
TIMER 1
TIMER2
UART 0
UART 1
I 2 C
© Koninklijke Philips Electronics N.V. 2003. All rights reserved.
P89C669
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