Datasheet

PCA8574_PCA8574A All information provided in this document is subject to legal disclaimers. © NXP B.V. 2013. All rights reserved.
Product data sheet Rev. 3 — 3 June 2013 26 of 32
NXP Semiconductors
PCA8574; PCA8574A
Remote 8-bit I/O expander for I
2
C-bus with interrupt
Fig 23. PCB footprint for SOT403-1 (TSSOP16); reflow soldering
DIMENSIONS in mm
Ay By D1 D2 Gy HyP1 C Gx
sot403-1_fr
Hx
SOT403-1
solder land
occupied area
Footprint information for reflow soldering of TSSOP16 package
AyByGy
C
Hy
Hx
Gx
P1
Generic footprint pattern
Refer to the package outline drawing for actual layout
P2
(0.125) (0.125)
D1
D2 (4x)
P2
7.200 4.500 1.350 0.400 0.600 5.600 5.300 7.4505.8000.650 0.750