PCAL6408AHKX NXP Semiconductors, PCAL6408AHKX Datasheet - Page 4

• Manufacturer Part Number: PCAL6408AHKX
• Description: Interface - I/O Expanders 8bit I2C/SMBus IO Expander w/Interrupt
• Manufacturer: NXP Semiconductors

Specifications of PCAL6408AHKX

• Maximum Operating Frequency: 100 kHz
• Operating Supply Voltage: 1.65 V to 5.5 V
• Operating Temperature Range: - 40 C to + 85 C
• Mounting Style: SMD/SMT
• Package / Case: XQFN-16
• Operating Current: 200 mA
• Output Current: 25 mA
• Product Type: I/O Expanders

NXP Semiconductors
4. Block diagram
PCAL6408A
Product data sheet
Fig 1.
V
DD(I2C-bus)
RESET
V
ADDR
DD(P)
SDA
SCL
V
INT
SS
All I/Os are set to inputs at reset.
Block diagram (positive logic)
All information provided in this document is subject to legal disclaimers.
FILTER
INPUT
Rev. 2 — 6 December 2012
LP FILTER
POWER-ON
RESET
Low-voltage translating, 8-bit I
CONTROL
I
2
C-BUS
INTERRUPT
LOGIC
REGISTER
write pulse
read pulse
I/O control
SHIFT
PCAL6408A
8 BITS
2
C-bus/SMBus I/O expander
PCAL6408A
PORT
I/O
002aah085
© NXP B.V. 2012. All rights reserved.
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