Interface - I/O Expanders

Results: 601
Select Image Part # Mfr. Description Datasheet Availability Pricing (USD) 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 Qualification Packaging ESD Protection
NXP Semiconductors Interface - I/O Expanders 16-bit I2C-bus/SMBus Level Translating I/O Expander with Interrupt and Reset in TSSOP24 package 5,062In Stock
Cut Tape
$1.82
$1.34
$1.22
$1.09
Reel
$0.917
Min.: 1
Mult.: 1
: 2,500
PCA6416 SMD/SMT TSSOP-24 I2C, Serial, SMBus 16 I/O With Interrupt 1.65 V 5.5 V 100 kHz - 40 C + 85 C Reel, Cut Tape, MouseReel
NXP Semiconductors Interface - I/O Expanders 8-bit I2C-bus/SMBus I/O Expander with 2-kbit EEPROM and Quasi feature in HVQFN16 package 2,233In Stock
6,000Expected 12/10/2026
Cut Tape
$3.47
$2.61
$2.39
$2.16
Reel
$1.85
Min.: 1
Mult.: 1
: 6,000
PCA9500 SMD/SMT HVQFN-16 I2C, Serial, SMBus 8 I/O Without Interrupt 2.5 V 3.6 V 400 kHz - 40 C + 85 C Reel, Cut Tape, MouseReel
NXP Semiconductors Interface - I/O Expanders 8-bit I2C-bus/SMBus I/O Expander with 2-kbit EEPROM and Quasi feature in TSSOP16 package 3,057In Stock
Cut Tape
$2.84
$2.14
$1.97
$1.85
Reel
$1.63
Min.: 1
Mult.: 1
: 2,500
PCA9500 SMD/SMT TSSOP-16 I2C, Serial, SMBus 8 I/O Without Interrupt 2.5 V 3.6 V 400 kHz - 40 C + 85 C Reel, Cut Tape, MouseReel
NXP Semiconductors Interface - I/O Expanders 8-bit I2C-bus/SMBus I/O Expander with 2-kbit EEPROM, Interrupt and Quasi feature in TSSOP20 package 4,255In Stock
Cut Tape
$3.55
$2.65
$2.42
$2.17
$2.06
Reel
$1.74
Min.: 1
Mult.: 1
: 2,500
PCA9501 SMD/SMT TSSOP-20 I2C, Serial, SMBus 8 I/O With Interrupt 2.5 V 3.6 V 400 kHz - 40 C + 85 C Reel, Cut Tape, MouseReel
NXP Semiconductors Interface - I/O Expanders Expandable 5-channel I2C-bus hub 2,409In Stock
2,500Expected 27/12/2027
Cut Tape
$3.26
$2.44
$2.24
$2.02
Reel
$1.74
Min.: 1
Mult.: 1
: 2,500
PCA9518A SMD/SMT TSSOP-20 I2C, Serial, SMBus 5 I/O Without Interrupt 3.3 V 3.3 V 400 kHz - 40 C + 85 C Reel, Cut Tape, MouseReel 2 kV
NXP Semiconductors Interface - I/O Expanders 16-bit I2C-bus I/O Expander with Interrupt, Low Voltage version of PCA9535 in HWQFN24 package 10,830In Stock
Cut Tape
$2.08
$1.54
$1.40
$1.25
Reel
$1.04
Min.: 1
Mult.: 1
: 6,000
PCA9535A SMD/SMT HWQFN-24 I2C, Serial, SMBus 16 I/O With Interrupt 1.65 V 5.5 V 100 kHz - 40 C + 85 C Reel, Cut Tape, MouseReel 2 kV
NXP Semiconductors Interface - I/O Expanders 16-bit I2C-bus I/O Expander with Interrupt, Low Voltage version of PCA9535 in TSSOP24 package 2,074In Stock
12,500Expected 16/11/2026
Cut Tape
$2.09
$1.54
$1.40
$1.25
Reel
$1.09
Min.: 1
Mult.: 1
: 2,500
PCA9535A SMD/SMT TSSOP-24 I2C, Serial, SMBus 16 I/O With Interrupt 1.65 V 5.5 V 100 kHz - 40 C + 85 C Reel, Cut Tape, MouseReel 2 kV
NXP Semiconductors Interface - I/O Expanders 4-bit I2C-bus/SMBus I/O Expander with Interrupt and Reset in TSSOP10 package 3,229In Stock
Cut Tape
$1.88
$1.39
$1.27
$1.13
Reel
$0.954
Min.: 1
Mult.: 1
: 2,500
PCA9537DP SMD/SMT TSSOP-10 I2C, Serial, SMBus 4 I/O With Interrupt 2.3 V 5.5 V 400 kHz - 40 C + 85 C Reel, Cut Tape, MouseReel
NXP Semiconductors Interface - I/O Expanders 8-bit I2C-bus I/O Expander with Interrupt and Reset in TSSOP16 package 6,676In Stock
Cut Tape
$1.75
$1.30
$1.19
$1.06
Reel
$0.921
Min.: 1
Mult.: 1
: 2,500
PCA9538A SMD/SMT TSSOP-16 I2C, Serial, SMBus 8 I/O With Interrupt 1.65 V 5.5 V 100 kHz - 40 C + 85 C Reel, Cut Tape, MouseReel 2 kV
NXP Semiconductors Interface - I/O Expanders 8-bit I2C-bus/SMBus I/O Expander with Interrupt and Reset in HVQFN16 package 4,025In Stock
12,000Expected 02/11/2026
Cut Tape
$2.42
$1.96
$1.61
$1.45
Reel
$1.26
Min.: 1
Mult.: 1
: 6,000
PCA9538 SMD/SMT HVQFN-16 I2C, Serial, SMBus 8 I/O With Interrupt 2.3 V 5.5 V 400 kHz - 40 C + 85 C Reel, Cut Tape, MouseReel 2 kV
NXP Semiconductors Interface - I/O Expanders 8-bit I2C-bus/SMBus I/O Expander with Interrupt and Reset in TSSOP16 package 2,997In Stock
12,500Expected 28/10/2026
Cut Tape
$2.43
$1.80
$1.65
$1.48
Reel
$1.28
Min.: 1
Mult.: 1
: 2,500
PCA9538 SMD/SMT TSSOP-16 I2C, Serial, SMBus 8 I/O With Interrupt 2.3 V 5.5 V 400 kHz - 40 C + 85 C Reel, Cut Tape, MouseReel 2 kV
NXP Semiconductors Interface - I/O Expanders 8-bit I2C-bus/SMBus I/O Expander with Interrupt and Reset in TSSOP16 package 1,200In Stock
2,500Expected 21/12/2026
Cut Tape
$2.96
$2.21
$2.02
$1.82
Reel
$1.55
Min.: 1
Mult.: 1
: 2,500
PCA9538 SMD/SMT TSSOP-16 I2C, Serial, SMBus 8 I/O With Interrupt 2.3 V 5.5 V 400 kHz - 40 C + 85 C AEC-Q100 Reel, Cut Tape, MouseReel 2 kV
NXP Semiconductors Interface - I/O Expanders 16-bit I2C-bus I/O Expander with Interrupt and Reset in HWQFN24 package 6,176In Stock
12,000Expected 12/10/2026
Cut Tape
$2.01
$1.54
$1.37
$1.25
Reel
$1.05
Min.: 1
Mult.: 1
: 6,000
PCA9539A SMD/SMT HWQFN-24 I2C, Serial, SMBus 16 I/O With Interrupt 1.65 V 5.5 V 100 kHz - 40 C + 85 C Reel, Cut Tape, MouseReel 2 kV
NXP Semiconductors Interface - I/O Expanders 16-bit I2C-bus/SMBus I/O Expander with Interrupt in SO24 package 3,520In Stock
7,000On Order
Cut Tape
$2.92
$2.18
$2.00
$1.80
Reel
$1.57
Min.: 1
Mult.: 1
: 1,000
PCA9555 SMD/SMT SO-24 I2C, Serial, SMBus 16 I/O With Interrupt 2.3 V 5.5 V 400 kHz - 40 C + 85 C Reel, Cut Tape, MouseReel
NXP Semiconductors Interface - I/O Expanders 8-bit I2C-bus/SMBus I/O Expander with Reset in TSSOP16 package 11,033In Stock
32,500Expected 17/11/2026
Cut Tape
$2.12
$1.59
$1.43
$1.30
Reel
$1.14
Min.: 1
Mult.: 1
: 2,500
PCA9557 SMD/SMT TSSOP-16 I2C, Serial, SMBus 8 I/O Without Interrupt 2.3 V 5.5 V 400 kHz - 40 C + 85 C Reel, Cut Tape, MouseReel
NXP Semiconductors Interface - I/O Expanders 16-bit I2C-bus/SMBus Level Translating I/O Expander with Interrupt, Reset and Agile I/O in VFBGA24 package 7,251In Stock
Cut Tape
$1.64
$1.21
$1.10
$0.971
Reel
$0.799
Min.: 1
Mult.: 1
: 6,000
PCAL6416A SMD/SMT VFBGA-24 I2C, Serial, SMBus 16 I/O With Interrupt 1.65 V 5.5 V 400 kHz - 40 C + 85 C Reel, Cut Tape, MouseReel 2 kV
NXP Semiconductors Interface - I/O Expanders 34-bit I2C-bus/SMBus Level Translating I/O Expander with Interrupt, Reset and Agile I/O in VFBGA42 package 4,015In Stock
Cut Tape
$3.61
$2.72
$2.50
$2.26
Reel
$1.89
Min.: 1
Mult.: 1
: 5,000
PCAL6534 SMD/SMT VFBGA-42 I2C, Serial, SMBus 34 I/O With Interrupt 1.65 V 5.5 V 1 MHz - 40 C + 85 C Reel, Cut Tape, MouseReel 2 kV
NXP Semiconductors Interface - I/O Expanders 8-bit I2C-bus/SMBus I/O Expander with Interrupt, Reset and Agile I/O in HVQFN16 package 6,290In Stock
6,000Expected 19/04/2027
Cut Tape
$2.23
$1.65
$1.51
$1.36
Reel
$1.20
Min.: 1
Mult.: 1
: 6,000
PCAL9538A SMD/SMT HVQFN-16 I2C, Serial 8 I/O With Interrupt 1.65 V 5.5 V 400 kHz - 40 C + 85 C Reel, Cut Tape, MouseReel 2 kV
NXP Semiconductors Interface - I/O Expanders 16-bit I2C-bus/SMBus I/O Expander with Interrupt, Reset and Agile I/O in TSSOP24 package 7,550In Stock
Cut Tape
$2.51
$1.87
$1.71
$1.56
Reel
$1.36
Min.: 1
Mult.: 1
: 2,500
PCAL9539A SMD/SMT TSSOP-24 I2C, Serial, SMBus 16 I/O With Interrupt 1.65 V 5.5 V 100 kHz - 40 C + 85 C Reel, Cut Tape, MouseReel 2 kV
NXP Semiconductors Interface - I/O Expanders 16-bit I2C-bus/SMBus I/O Expander with Interrupt and Agile I/O in TSSOP24 package 4,530In Stock
Cut Tape
$2.02
$1.49
$1.35
$1.20
Reel
$1.01
Min.: 1
Mult.: 1
: 2,500
PCAL9555A SMD/SMT TSSOP-24 I2C, Serial 16 I/O With Interrupt 1.65 V 5.5 V 100 kHz - 40 C + 85 C Reel, Cut Tape, MouseReel 2 kV
Semtech Interface - I/O Expanders 8 CHAN LOW VOLT I2C GPIO + PWM 7,366In Stock
15,000Expected 16/03/2027
Cut Tape
$2.07
$1.53
$1.39
$1.24
Reel
$1.06
Min.: 1
Mult.: 1
: 3,000
SX1508 SMD/SMT QFN-20 I2C, Serial 8 I/O With Interrupt 1.2 V 3.6 V 2 MHz - 40 C + 85 C Reel, Cut Tape, MouseReel 2 kV

Renesas / Intersil Interface - I/O Expanders W/ANNEAL PERIPH PRG- I/O 5V 5MHZ 44PLCC 182In Stock
1,040Expected 15/12/2026
$16.98
$13.21
$12.28
$11.27
Min.: 1
Mult.: 1
82C55A SMD/SMT PLCC-44 Parallel 24 I/O With Interrupt 4.5 V 5.5 V 8 MHz 0 C + 70 C Tube Without ESD Protection

Renesas / Intersil Interface - I/O Expanders PERI PRG-I/O 5V 8MHZ 44PLCC COMEL 150In Stock
1,000Expected 02/02/2027
Cut Tape
$23.16
$19.29
$17.98
$16.56
Reel
$14.93
Min.: 1
Mult.: 1
: 500
82C55A SMD/SMT PLCC-44 Parallel 24 I/O With Interrupt 4.5 V 5.5 V 8 MHz 0 C + 70 C Reel, Cut Tape, MouseReel Without ESD Protection

Renesas / Intersil Interface - I/O Expanders PERI PRG-I/O 5V 8MHZ 44PLCC INDEL 461In Stock
Cut Tape
$42.60
$34.28
$32.22
$30.46
Reel
$28.60
Min.: 1
Mult.: 1
: 500
82C55A SMD/SMT PLCC-44 Parallel 24 I/O With Interrupt 4.5 V 5.5 V 8 MHz - 40 C + 85 C Reel, Cut Tape, MouseReel 1 kV

Kinetic Technologies Interface - I/O Expanders Low Voltage 16-Bit I2C-bus I/O Expander 136In Stock
31,500Expected 28/10/2026
Cut Tape
$0.91
$0.654
$0.59
$0.519
Reel
$0.425
Min.: 1
Mult.: 1
: 1,500
KTS1622 SMD/SMT TQFN44-24 I2C, Serial 16 I/O With Interrupt 1.65 V 5.5 V 1 MHz - 40 C + 85 C Reel, Cut Tape, MouseReel 2 kV