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Low-Voltage Translating 16-bit I2C-bus I/O Expander, PI4IOE5V6416 Replace NXP PCAL6416APW.
PI4IOE5V6416 PI4IOE5V6416.pdf
FEATURES

• Operation power supply voltage from 1.65V to 5.5V

• Allows bidirectional voltage-level translation and GPIO

  expansion between:

  1.8/2.5/3.3/5V SCL/SDA and 1.8/2.5/3.3/5V Port

• Low standby current consumption:

   1.5μA typical at 5V VpD

   lμA typical at 3.3V VoD

• 400kHz PC-bus interface

• Compliant with the PC-bus Fast and Standard modes

• Programmable Push-pull/Open-drain output stages

• Programmable output drive strength and pull-up/down

  resistor

• Power-on reset

• Active LOW open-drain interrupt output

• Active LOW reset input

• Latch-up tested (exceeds 100mA)

• Packaging (Pb-free & Green):

  24-Pin, TQFN (ZD24)

  24-Pin, TSSOP (L24)

• For automotive applications requiring specific change

  control













PIN CONFIGUTION
优势替代
PCAL6416APW PCAL6416APW.pdf

No.14261

FEATURES

• I2C-bus to parallel port expander

• Operating power supply voltage range of 1.65 V to 5.5 V
• Allows bidirectional voltage-level translation and GPIO 
  expansion between:
   1.8 V SCL/SDA and 1.8 V, 2.5 V, 3.3 V or 5 V Port P
   2.5 V SCL/SDA and 1.8 V, 2.5 V, 3.3 V or 5 V Port P
   3.3 V SCL/SDA and 1.8 V, 2.5 V, 3.3 V or 5 V Port P
   5 V SCL/SDA and 1.8 V, 2.5 V, 3.3 V or 5 V Port P
• Low standby current consumption:
   1.5 A typical at 5 V VDD
   1.0 A typical at 3.3 V VDD
• Schmitt trigger action allows slow input transition and better 
  switching noise immunity at the SCL and SDA inputs
   Vhys = 0.18 V (typical) at 1.8 V
   Vhys = 0.25 V (typical) at 2.5 V
   Vhys = 0.33 V (typical) at 3.3 V
   Vhys = 0.5 V (typical) at 5 V
• 5 V tolerant I/O ports
• Active LOW reset input (RESET)
• Open-drain active LOW interrupt output (INT)
• 400 kHz Fast-mode I2C-bus
• Internal power-on reset
• Power-up with all channels configured as inputs
• No glitch on power-up
• Noise filter on SCL/SDA inputs
• Latched outputs with 25 mA drive maximum capability 
  for directly driving LEDs
• Latch-up performance exceeds 100 mA per JESD 78, Class II
• ESD protection exceeds JESD 22
   2000 V Human-Body Model (A114-A)
   1000 V Charged-Device Model (C101)

• Packages offered: TSSOP24, HWQFN24, UFBGA24, 

  VFBGA24, XFBGA24,X2QFN24 (LGA, Land Grid Array)

PIN CONFIGUTION
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