PCA8550PW NXP Semiconductors, PCA8550PW Datasheet - Page 4

• Manufacturer Part Number: PCA8550PW
• Description: Registers 4-BIT 1-OF-2 I2C MULTIPLEXER
• Manufacturer: NXP Semiconductors

Specifications of PCA8550PW

• Lead Free Status / Rohs Status: Details
• Other names: PCA8550PW,112

Philips Semiconductors
BLOCK DIAGRAM
2003 Jun 27
4-bit multiplexed/1-bit latched 5-bit
I
2
CHIP
SET
C EEPROM DIP switch
8 GND
13
1 SCL
2 SDA
16 V
15
3
4
5
6
7
CRESET
OVERRIDE_N
MUX_SELECT
A20M
MUX_IN A
IGNNE
MUX_IN B
LINT0/INTR
MUX_IN C
LINT1/NMI
MUX_IN D
CC
WRITE
PROTECT
100-150 kΩ
POWER-ON
RESET
10-30k Ω
FILTER
INPUT
10-30 kΩ
10-30 kΩ
OE
Figure 4. Block diagram
5-BIT EEPROM
4
0
1
LATCH
3.3 V
3.3 V
3.3 V
3.3 V
NMO
2.5 V
2.5 V
2.5 V
2.5 V
A20M
MUX_OUT A
/FSBM0
IGNNE
MUX_OUT B
/FSBM1
LINT0/INTR
MUX_OUT C
/FSBM2
LINT1/NMI
MUX_OUT D
/FSBM3
SELECT
NON_MUX_OUT
12
11
10
9
14
PCA8550
PENTIUM PRO/
PENTIUM II
PROCESSORS
SW00347
Product data