Low-Voltage Translating 16-bit I2C-bus I/O Expander, PI4IOE5V6416 Replace TCA6416.
PI4IOE5V6416
PI4IOE5V6416.pdf
PI4IOE5V6416.pdfFEATURES
• 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
FEATURES
• I2C 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, 2.5-V, 3.3-V, and
5-V I2C Bus and P-ports
• Low standby current consumption of 3 μA
• 5-V Tolerant I/O ports
• 400-kHz Fast I2C bus
• Hardware address pin allows two TCA6416A
devices on the same I2C/SMBus bus
• Active-low reset input ( RESET)
• Open-drain active-low interrupt output ( INT)
• Input/output configuration register
• Polarity inversion register
• Internal power-on reset
• Power-up with all channels configured as inputs
• No glitch on power up
• Noise filter on SCL and SDA inputs
• Latched outputs with high-current 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)
– 200-V Machine model (A115-A)
– 1000-V Charged-device model (C101)
PIN CONFIGUTION
