PCA9545APW,112 NXP Semiconductors, PCA9545APW,112 Datasheet - Page 19

• Manufacturer Part Number: PCA9545APW,112
• Description: IC I2C SWITCH 4CH 20TSSOP
• Manufacturer: NXP Semiconductors

Specifications of PCA9545APW,112

• Package / Case: 20-TSSOP
• Applications: 4-Channel I²C Switcher
• Interface: I²C, SMBus
• Voltage - Supply: 2.3 V ~ 5.5 V
• Mounting Type: Surface Mount
• Number Of Channels: 4 Channel
• On Resistance (max): 55 Ohms
• Propagation Delay Time: 0.3 ns
• Supply Voltage (max): 5.5 V
• Supply Voltage (min): 2.3 V
• Supply Current: 100 mA
• Maximum Power Dissipation: 400 mW
• Maximum Operating Temperature: + 85 C
• Minimum Operating Temperature: - 40 C
• Mounting Style: SMD/SMT
• Number Of Switches: 1
• Off State Leakage Current (max): 1 uA
• Lead Free Status / RoHS Status: Lead free / RoHS Compliant
• Lead Free Status / RoHS Status: Lead free / RoHS Compliant, Lead free / RoHS Compliant
• Other names: 935275809112; PCA9545APW; PCA9545APW

NXP Semiconductors
12. Test information
PCA9545A_45B_45C_7
Product data sheet
Fig 20. Expanded view of read input port register
Fig 21. Test circuitry for switching times
Definitions test circuit:
R
C
R
L
L
T
= Load resistance.
= Load capacitance including jig and probe capacitance.
= Termination resistance should be equal to the output impedance Z
INPUT
SDA
SCL
INT
Rev. 07 — 19 June 2009
t
v(INTnN INTN)
GENERATOR
PULSE
2
4-channel I
1
V
I
2
C-bus switch with interrupt logic and reset
R
0
T
D.U.T.
PCA9545A/45B/45C
V
DD
A
V
O
t
d(INTnN INTN)
002aab177
002aab176
V
C
50 pF
DD
L
P
R
500
L
o
50 %
70 %
30 %
of the pulse generator.
© NXP B.V. 2009. All rights reserved.
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