P87C660X2 PHILIPS [NXP Semiconductors], P87C660X2 Datasheet - Page 34

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P87C660X2

Manufacturer Part Number
P87C660X2
Description
80C51 8-bit microcontroller family
Manufacturer
PHILIPS [NXP Semiconductors]
Datasheet

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Philips Semiconductors
2003 Oct 02
80C51 8-bit microcontroller family
RAM, low voltage (2.7 to 5.5 V), low power, high speed (30/33
MHz), two 400KB I
P1.7/SDA
P1.6/SCL
2
C interfaces
OUTPUT
OUTPUT
FILTER
FILTER
STAGE
STAGE
INPUT
INPUT
P1.7
P1.6
Figure 17. I
16 KB OTP/ROM, 512B
STATUS BITS
OVERFLOW
TIMER 1
S1CON
S1ADR
S1DAT
S1STA
2
C Bus Serial Interface Block Diagram
ARBITRATION &
SERIAL CLOCK
GENERATOR
SYNC LOGIC
34
ADDRESS REGISTER
CONTROL REGISTER
STATUS REGISTER
SHIFT REGISTER
COMPARATOR
DECODER
STATUS
CONTROL
TIMING
LOGIC
&
8
8
8
8
P8xC660X2/661X2
ACK
INTERRUPT
f
OSC
/4
su00966
Product data

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