Datasheet

PCA9535A All information provided in this document is subject to legal disclaimers. © NXP B.V. 2012. All rights reserved.
Product data sheet Rev. 1 — 11 September 2012 2 of 38
NXP Semiconductors
PCA9535A
Low-voltage 16-bit I
2
C-bus I/O port with interrupt
 Low standby current consumption:
 1.5 A (typical at 5 V V
DD
)
 1.0 A (typical at 3.3 V V
DD
)
 Schmitt-trigger action allows slow input transition and better switching noise immunity
at the SCL and SDA inputs
 V
hys
= 0.10  V
DD
(typical)
 5 V tolerant I/Os
 Open-drain active LOW interrupt output (INT
)
 400 kHz Fast-mode I
2
C-bus
 Internal power-on reset
 Power-up with all channels configured as inputs
 No glitch on power-up
 Latched outputs with 25 mA drive maximum capability for directly driving LEDs
 Latch-up performance exceeds 100 mA per JESD78, Class II
 ESD protection exceeds JESD22
 2000 V Human Body Model (A114-A)
 1000 V Charged-Device Model (C101)
 Packages offered: TSSOP24, HWQFN24
3. Ordering information
3.1 Ordering options
Table 1. Ordering information
Type number Package
Name Description Version
PCA9535AHF HWQFN24 plastic thermal enhanced very very thin quad flat package; no leads;
24 terminals; body 4  4  0.75 mm
SOT994-1
PCA9535APW TSSOP24 plastic thin shrink small outline package; 24 leads; body width 4.4 mm SOT355-1
Table 2. Ordering options
Type number Topside mark Temperature range
PCA9535AHF 535A 40 C to +85 C
PCA9535APW PCA9535A 40 C to +85 C