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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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Select	Image	Part #	Mfr.	Description	Datasheet	Availability	Pricing (CRC) Filter the results in the table by unit price based on your quantity.	Qty.	RoHS	ECAD Model	Series	Mounting Style	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	Packaging	ESD Protection
	Interface - I/O Expanders 16-bit translating I C-bus/SMBus I/O exp TCAL6416DGSR Texas Instruments 1: ₡1 087,77 6 609In Stock New Product	Mfr. Part # TCAL6416DGSR Mouser Part # 595-TCAL6416DGSR New Product	Texas Instruments	Interface - I/O Expanders 16-bit translating I C-bus/SMBus I/O exp Learn More about Texas Instruments ti tcal6416 expander	Datasheet	6 609In Stock	Cut Tape ₡1 087,77 ₡806,72 ₡733,86 ₡655,79 View Reel ₡582,92 ₡619,35 ₡598,54 ₡582,92 ₡582,92	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
	Interface - I/O Expanders 16-bit translating I C-bus/SMBus I/O exp TCAL6416RDTOR Texas Instruments 1: ₡1 327,19 2 221In Stock	Mfr. Part # TCAL6416RDTOR Mouser Part # 595-TCAL6416RDTOR	Texas Instruments	Interface - I/O Expanders 16-bit translating I C-bus/SMBus I/O exp Learn More about Texas Instruments ti tcal6416r i2c bus smbus io expander	Datasheet	2 221In Stock	₡1 327,19 ₡988,88 ₡900,41 ₡806,72 View ₡749,47 ₡723,45 ₡707,83 ₡660,99 ₡645,38	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
	Interface - I/O Expanders 16-bit translating I C-bus/SMBus I/O exp TCAL6416PWR Texas Instruments 1: ₡1 098,18 112In Stock 3 000Expected 1/15/2027	Mfr. Part # TCAL6416PWR Mouser Part # 595-TCAL6416PWR	Texas Instruments	Interface - I/O Expanders 16-bit translating I C-bus/SMBus I/O exp Learn More about Texas Instruments ti tcal6416 expander	Datasheet	112In Stock 3 000Expected 1/15/2027	Cut Tape ₡1 098,18 ₡811,93 ₡744,27 ₡660,99 Reel ₡556,90 View ₡624,56 ₡603,74 ₡593,33 ₡536,08 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
	Interface - I/O Expanders 16-bit translating I C-bus/SMBus I/O exp TCAL6416RTWR Texas Instruments 1: ₡1 098,18 5 889Expected 10/29/2026	Mfr. Part # TCAL6416RTWR Mouser Part # 595-TCAL6416RTWR	Texas Instruments	Interface - I/O Expanders 16-bit translating I C-bus/SMBus I/O exp Learn More about Texas Instruments ti tcal6416 expander	Datasheet	5 889Expected 10/29/2026	Cut Tape ₡1 098,18 ₡811,93 ₡744,27 ₡660,99 Reel ₡551,69 View ₡624,56 ₡603,74 ₡593,33 ₡536,08 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