PCA9559 查看數據表（PDF） - Philips Electronics
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PCA9559 Datasheet PDF : 10 Pages
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Philips Semiconductors
5-bit multiplexed/1-bit latched 6-bit I2C EEPROM
Product specification
PCA9559
BLOCK DIAGRAM
10–30k Ω
11 MUX_SELECT
OVERRIDE#
18
4
A0
3
A1
100–150k Ω
SCL
1
I2C CLOCK
SDA
2
I2C DATA
6-BIT EEPROM
VCC = 20
GND = 10
19 WRITE
PROTECT
OE#
5
MUX_IN A
6
MUX_IN B
7
MUX_IN C
8
MUX_IN D
9
MUX_IN E
10–30k Ω
LATCH
NMO
0
SELECT
17
NON_MUXED_OUT
16
MUX_OUT A
15
MUX_OUT B
14
MUX_OUT C
13
MUX_OUT D
12
MUX_OUT E
1
SW00400
2000 Jan 31
4
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