NXP Semiconductors
PCA9545A/45B/45C
4-channel I2C-bus switch with interrupt logic and reset
5 V tolerant Inputs
0 Hz to 400 kHz clock frequency
ESD protection exceeds 2000 V HBM per JESD22-A114 and 1000 V CDM per
JESD22-C101
Latch-up protection exceeds 100 mA per JESD78
Three packages offered: SO20, TSSOP20, and HVQFN20
3. Ordering information
Table 1. Ordering information
Type number
Topside
marking
Package
Name
PCA9545ABS 9545A
HVQFN20
PCA9545AD
PCA9545AD SO20
PCA9545APW
PCA9545BPW
PCA9545CPW
PA9545A
PA9545B
PA9545C
TSSOP20
Description
plastic thermal enhanced very thin quad flat package;
no leads; 20 terminals; body 5 5 0.85 mm
plastic small outline package; 20 leads;
body width 7.5 mm
plastic thin shrink small outline package; 20 leads;
body width 4.4 mm
Version
SOT662-1
SOT163-1
SOT360-1
3.1 Ordering options
Table 2. Ordering options
Type number
Orderable
part number
PCA9545ABS PCA9545ABS,118
PCA9545AD
PCA9545AD,112
PCA9545AD,118
PCA9545APW PCA9545APW,112
PCA9545APW,118
PCA9545BPW PCA9545BPW,118
PCA9545CPW PCA9545CPW,118
Package
HVQFN20
SO20
SO20
TSSOP20
TSSOP20
TSSOP20
TSSOP20
Packing method
Reel 13” Q1/T1
*standard mark SMD
Standard marking
* IC’s tube - DSC bulk pack
Reel 13” Q1/T1
*standard mark SMD
Standard marking
* IC’s tube - DSC bulk pack
Reel 13” Q1/T1
*standard mark SMD
Reel 13” Q1/T1
*standard mark SMD
Reel 13” Q1/T1
*standard mark SMD
Minimum
order
quantity
6000
1520
2000
1875
2500
2500
2500
Temperature range
Tamb = 40 C to +85 C
Tamb = 40 C to +85 C
Tamb = 40 C to +85 C
Tamb = 40 C to +85 C
Tamb = 40 C to +85 C
Tamb = 40 C to +85 C
Tamb = 40 C to +85 C
PCA9545A_45B_45C
Product data sheet
All information provided in this document is subject to legal disclaimers.
Rev. 9 — 5 May 2014
© NXP Semiconductors N.V. 2014. All rights reserved.
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