Quest I/O Expanders
Browse and compare Quest I/O Expanders for pricing, inventory, datasheets, and other technical specs. View our listings for Quest I/O Expanders to find the best offer for your next project.
Explore Quest I/O Expanders
Results: 313
Authorized Distributors
Non-Authorized Stocking Distributors
I/O Expander, 8bit, 400 kHz, I2C, SMBus, 2.3 V, 5.5 V, TSSOP
| Distributor | SKU | Min | Pkg | Bulk Pricing | Updated | ||||||||
|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
| UnikeyIC | PCA9557PW | 2,625 | 10 | Tube | USD | 2d | |||||||
| Farnell | PCA9557PW | 0 | 1 | USD* | 10h | ||||||||
| Weyland Electronics Group Pte. Ltd. | PCA9557PW | 15,696 | 1 | Tape & Reel | USD | 2d | |||||||
| Worldway Electronics | PCA9557PW | 7,570 | 7 | Tube | USD | 2d | |||||||
| Antdic Electronics | PCA9557PW | 18,933 | USD | >1wk |
82C55A Series 4.5 to 5.5 V CMOS Programmable Peripheral Interface - PLCC-44
| Distributor | SKU | Min | Pkg | Bulk Pricing | Updated | ||||||||
|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
| Rochester Electronics | IS82C55A | 371 | USD | 23h | |||||||||
| Verical | IS82C55A | 371 | 25 | USD | |||||||||
| Antdic Electronics | IS82C55A | 15,900 | USD | >1wk | |||||||||
| ICPartonline | IS82C55A | 14,420 | USD | >1wk | |||||||||
| Worldway Electronics | IS82C55A | 10,769 | 7 | Tube | USD | 2d |
8-bit I2C-bus and SMBus I/O port with 2-kbit EEPROM
| Distributor | SKU | Min | Pkg | Bulk Pricing | Updated | ||||||||
|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
| Verical | PCA9500D,112 | 816 | 271 | USD | |||||||||
| Rochester Electronics | PCA9500D,112 | 2,197 | USD | 23h | |||||||||
| Microchip USA | PCA9500D,112 | 2,022 | 3K | Tube | USD | 3d | |||||||
| Worldway Electronics | PCA9500D,112 | 11,344 | 7 | Tube | USD | 2d | |||||||
| Esaler Electronic | PCA9500D,112 | 216 | USD | 3d |
I2C/SMBus Interface 100kHz/400kHz 5.5V 24-Pin SSOP Bulk
| Distributor | SKU | Min | Pkg | Bulk Pricing | Updated | ||||||||
|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
| Rochester Electronics | PCA9555DB,112 | 43 | USD | 23h | |||||||||
| Farnell | PCA9555DB,112 | 0 | 1 | USD* | 10h | ||||||||
| Microchip USA | PCA9555DB,112 | 135 | 300 | Tube | USD | 3d | |||||||
| Worldway Electronics | PCA9555DB,112 | 17,175 | 7 | Tube | USD | 2d | |||||||
| Aztech | PCA9555DB,112 | 9,435 | USD | 1d |
Smart Card Interface Provides Robust Communication with Industry's Lowest Stop-Mode Current
| Distributor | SKU | Min | Pkg | Bulk Pricing | Updated | ||||||||
|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
| Rochester Electronics | DS8113-RNG+TR | 18,000 | USD | 23h | |||||||||
| Farnell | DS8113-RNG+T&R | 0 | 1K | Tape & Reel | USD* | 10h | |||||||
| Microchip USA | DS8113-RNG+TR | 2,575 | 150 | Bulk | USD | 3d | |||||||
| Win Source | WS-DS8113-RNG+T&R | 20 | 2 | USD | 1d | ||||||||
| Worldway Electronics | DS8113-RNG+T&R | 22,295 | 7 | Tape & Reel | USD | 2d |
16-Bit I2C-Bus/SMBus I/O Expander with Interrupt Output/Reset/Configuration Registers 24-Pin UFBGA T/R
| Distributor | SKU | Min | Pkg | Bulk Pricing | Updated | ||||||||
|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
| Verical | PCAL6416AER | 11,806 | 192 | USD | |||||||||
| Rochester Electronics | PCAL6416AER | 11,806 | USD | 23h | |||||||||
| Microchip USA | PCAL6416AER | 1,291 | 600 | Bulk | USD | 3d | |||||||
| Worldway Electronics | PCAL6416AER | 6,935 | 7 | Bulk | USD | 2d | |||||||
| Antdic Electronics | PCAL6416AER | 30,125 | USD | >1wk |
I/o Expander, 16Bit, 400 Khz, I2C, Smbus, 2.3 V, 5.5 V, Tssop Rohs Compliant: Yes
| Distributor | SKU | Min | Pkg | Bulk Pricing | Updated | ||||||||
|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
| Rochester Electronics | PCA9539PW,112 | 141 | USD | 23h | |||||||||
| Farnell | PCA9539PW,112 | 0 | 1 | USD* | 10h | ||||||||
| Microchip USA | PCA9539PW,112 | 1,302 | 3K | Tube | USD | 3d | |||||||
| Component Stockers USA | PCA9539PW,112 | 188 | USD | >1wk | |||||||||
| Worldway Electronics | PCA9539PW,112 | 3,492 | 7 | Tube | USD | 2d |
I/o Expander, 8Bit, 400 Khz, I2C, Smbus, 2.5 V, 3.6 V, Tssop Rohs Compliant: Yes
| Distributor | SKU | Min | Pkg | Bulk Pricing | Updated | ||||||||
|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
| Verical | PCA9501PW | 897 | 255 | USD | |||||||||
| Farnell | PCA9501PW | 0 | 1 | USD* | 10h | ||||||||
| Microchip USA | PCA9501PW | 341 | 300 | Bulk | USD | 3d | |||||||
| Worldway Electronics | PCA9501PW | 7,951 | 7 | USD | 2d | ||||||||
| Antdic Electronics | PCA9501PW | 46,545 | USD | >1wk |
I2C/SPI GPIO Expander 400kHz 2.7V/3.6V 24-Pin HVQFN EP Tray
| Distributor | SKU | Min | Pkg | Bulk Pricing | Updated | ||||||||
|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
| Rochester Electronics | PCA9502BS,151 | 16 | USD | 23h | |||||||||
| Microchip USA | PCA9502BS,151 | 328 | 300 | Tray | USD | 3d | |||||||
| Worldway Electronics | PCA9502BS151 | 17,970 | 7 | USD | 2d | ||||||||
| Aztech | PCA9502BS,151 | 8,479 | USD | 1d | |||||||||
| Lixinc | PCA9502BS,151 | 16,694 | USD | 22h |
I/o Expander, 4Bit, 400 Khz, I2C, Smbus, 2.3 V, 5.5 V, Soic Rohs Compliant: Yes
| Distributor | SKU | Min | Pkg | Bulk Pricing | Updated | ||||||||
|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
| Rochester Electronics | PCA9536D,112 | 1 | USD | 23h | |||||||||
| Microchip USA | PCA9536D,112 | 167 | 50 | Tube | USD | 3d | |||||||
| Worldway Electronics | PCA9536D,112 | 16,369 | 7 | Tube | USD | 2d | |||||||
| Aztech | PCA9536D,112 | 11,213 | USD | 1d | |||||||||
| Vigor Components | PCA9536D,112 | 1 | USD | 5d |