PCA9544D NXP Semiconductors, PCA9544D Datasheet - Page 4
PCA9544D
Manufacturer Part Number
PCA9544D
Description
Manufacturer
NXP Semiconductors
Datasheet
1.PCA9544D.pdf
(17 pages)
Specifications of PCA9544D
Logical Function
I2C Multiplexer
Configuration
1 x 4:1
Number Of Inputs
4
Number Of Outputs
1
Operating Supply Voltage (typ)
2.5/3.3/5V
Operating Supply Voltage (min)
2.3V
Operating Supply Voltage (max)
5.5V
Power Dissipation
400mW
Operating Temp Range
-40C to 85C
Operating Temperature Classification
Industrial
Mounting
Surface Mount
Pin Count
20
Package Type
SO
Lead Free Status / Rohs Status
Compliant
Available stocks
Company
Part Number
Manufacturer
Quantity
Price
Company:
Part Number:
PCA9544D
Manufacturer:
PHIL
Quantity:
8 000
Philips Semiconductors
BLOCK DIAGRAM
2004 Sep 29
INT[0–3]
4-channel I
SCL
SDA
SC0
SC1
SC2
SC3
SD0
SD1
SD2
SD3
V
V
SS
DD
PCA9544
2
C multiplexer with interrupt logic
POWER-ON
INPUT
FILTER
RESET
Figure 3. Block diagram
SWITCH CONTROL LOGIC
CONTROL
I
2
C-BUS
INT LOGIC
4
PCA9544
Product data sheet
SW00379
INT
A0
A1
A2
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