TCAL6416 I²C-bus/SMBus I/O Expander

Texas Instruments TCAL6416 I2C-bus/SMBus I/O Expander allows a general-purpose parallel input/output (I/O) expansion solution for the two-line bidirectional I2C bus (or SMBus) protocol. The TCAL6416 features a 1.08V to 3.6V power supply voltage on the I2C bus side (VCCI) and a power supply voltage ranging from 1.08V to 3.6V on the P-port side (VCCP).

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Qty. RoHS ECAD Model Series
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Package/Case
Interface Type
Number of I/Os
Interrupt Output
Supply Voltage - Min
Supply Voltage - Max
Maximum Clock Frequency
Minimum Operating Temperature
Maximum Operating Temperature
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ESD Protection
Texas Instruments Interface - I/O Expanders 16-bit translating I C-bus/SMBus I/O exp
Datasheet
6,609In Stock
Min.: 1
Mult.: 1
Max.: 1,001
: 5,000

TCAL6416 SMD/SMT VSSOP-24 I2C, Serial 16 I/O With Interrupt 1.08 V 3.6 V 1 MHz - 40 C + 125 C Reel, Cut Tape With ESD Protection

Texas Instruments Interface - I/O Expanders 16-bit translating I C-bus/SMBus I/O exp
Datasheet
2,321In Stock
Min.: 1
Mult.: 1

TCAL6416R SMD/SMT X2QFN-24 I2C, Serial, SMBus With Interrupt 1.08 V 3.6 V 1 MHz - 40 C + 125 C 4 kV
Texas Instruments Interface - I/O Expanders 16-bit translating I C-bus/SMBus I/O exp
Datasheet
764In Stock
3,000Expected 15/01/2027
MouseReel Available
Min.: 1
Mult.: 1
: 3,000

TCAL6416 SMD/SMT TSSOP-24 I2C, Serial, SMBus With Interrupt 1.08 V 3.6 V 1 MHz - 40 C + 125 C Reel, Cut Tape, MouseReel 4 kV

Texas Instruments Interface - I/O Expanders 16-bit translating I C-bus/SMBus I/O exp
Datasheet
5,890Expected 29/10/2026
MouseReel Available
Min.: 1
Mult.: 1
: 3,000

TCAL6416 SMD/SMT WQFN-24 I2C, Serial 16 I/O With Interrupt 1.08 V 3.6 V 100 kHz - 40 C + 125 C Reel, Cut Tape, MouseReel 4 kV