PART NO.	PRICE		STOCK	MANUFACTURE	DESCRIPTION	Mounting Style	Package / Case	Minimum Operating Temperature	Maximum Operating Temperature	Packaging	Number of I/Os	Operating Supply Voltage	Maximum Clock Frequency	Interface Type	Interrupt Output
TCA6424ARGJR	1+ $1.830 10+ $1.560 100+ $1.250 500+ $1.090 3000+ $0.844	PDF RFQ	18,913 In-stock	Texas instruments	Interface - I/O Expanders Lo-Vltg 24B I2C and SMBus I/O Expander	SMD/SMT	UQFN-32	- 40 C	+ 85 C	Reel	24 I/O	1.65 V to 5.5 V	400 kHz	I2C, Serial, SMBus
PCAL6524HEAZ	1+ $2.720 10+ $2.320 100+ $2.010 250+ $1.910 500+ $1.710	PDF RFQ	1,161 In-stock	NXP Semiconductors	Interface - I/O Expanders BL SECURE INTERFACES & POWER	SMD/SMT	HUQFN-32	- 40 C	+ 85 C	Reel	24 I/O	1.65 V to 5.5 V	1 MHz	I2C, Serial, SMBus	With Interrupt
IP82C55AZ	1+ $18.220 10+ $16.760 25+ $16.060 100+ $14.150	PDF RFQ	128 In-stock	Intersil	Interface - I/O Expanders W/ANNEAL PERIPH PRG- I/O 5V 8M...	Through Hole	PDIP-40	- 40 C	+ 85 C	Tube	24 I/O	5 V	8 MHz	Parallel	With Interrupt
CQ82C55AZ	1+ $10.830 10+ $9.790 25+ $9.330 100+ $8.100	PDF RFQ	732 In-stock	Intersil	Interface - I/O Expanders PERI PRG-I/O 5V 8MHZ COM	SMD/SMT	MQFP-44	0 C	+ 70 C	Tray	24 I/O	5 V	8 MHz	Parallel	With Interrupt
IMS82C55AZ	1+ $17.010 10+ $15.640 25+ $14.990 100+ $13.210	PDF RFQ	272 In-stock	Intersil	Interface - I/O Expanders PERI PRG-I/O 5V 8MHZ 44PLCC IND...	SMD/SMT	PLCC-44	- 40 C	+ 85 C	Tube	24 I/O	5 V	8 MHz	Parallel	With Interrupt
CMP82C55AZ	1+ $6.090 10+ $5.510 25+ $5.250 100+ $4.560	PDF RFQ	492 In-stock	Intersil	Interface - I/O Expanders PERI PRG-I/O 5V 8MHZ COMOKI PA...	Through Hole	PDIP-40	0 C	+ 70 C	Tube	24 I/O	5 V	8 MHz	Parallel	With Interrupt
TCA6424RGJR	1+ $3.150 10+ $2.830 100+ $2.320 250+ $2.170 3000+ $1.580	PDF RFQ	2,615 In-stock	Texas instruments	Interface - I/O Expanders Lo Vltg 24B I2C & SMBus I/O Expander	SMD/SMT	UQFN-32	- 40 C	+ 85 C	Reel	24 I/O	1.65 V to 5.5 V	400 kHz	I2C, Serial, SMBus	With Interrupt