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Semiconductors - ICs - I/O Expanders

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  Newark Part No. Manufacturer Part No Manufacturer / Description
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Chip Configuration Bus Frequency IC Interface Type Supply Voltage Min Supply Voltage Max Interface Case Style No. of Pins No. of I/O's Packaging MSL
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31K2952
MCP23S17-E/SS

MCP23S17-E/SS

MICROCHIP

IC, I/O EXPANDER, 16BIT, 10MHZ, SSOP-28

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8,155

Price for: Each 1

1+ $1.32 26+ $1.10 100+ $1.00

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16bit 10MHz Serial, SPI 4.5V 5.5V SSOP 28 16 Each MSL 1 - Unlimited
  • 8,155 in stock for same day shipping

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    Per the manufacturer, more stock expected week of 11/24/14
70R6650
PCA9554AD,112

PCA9554AD,112

NXP

IC, I/O EXPANDER, 8BIT, 400KHZ, SOIC-16

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1,798

Price for: Each 1

1+ $1.67 10+ $1.49 25+ $1.34 100+ $1.17 more…

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8bit 400kHz I2C, SMBus 2.3V 5.5V SOIC 16 8 Each MSL 1 - Unlimited

(Available until stock is exhausted)

  • 1,798 in stock for same day shipping

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70R6655
PCA9554APW,112

PCA9554APW,112

NXP

IC, I/O EXPANDER, 8BIT, 400KHZ, TSSOP-16

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1,470

Price for: Each 1

1+ $0.78 Promotional price 10+ $0.78 Promotional price 25+ $0.78 Promotional price 100+ $0.78 Promotional price more…

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8bit 400kHz I2C, SMBus 2.3V 5.5V TSSOP 16 8 Each MSL 1 - Unlimited
  • 1,470 in stock for same day shipping

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    Per the manufacturer, more stock expected week of 11/10/14
70R6437
PCA9500PW,112

PCA9500PW,112

NXP

IC, I/O EXPANDER, 8BIT, 400KHZ, TSSOP-16

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1,452

Price for: Each 1

1+ $0.998 Promotional price 10+ $0.998 Promotional price 25+ $0.998 Promotional price 100+ $0.998 Promotional price more…

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8bit 400kHz I2C, SMBus 2.5V 3.6V TSSOP 16 8 Each MSL 1 - Unlimited
  • 1,452 in stock for same day shipping

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    Per the manufacturer, more stock expected week of 11/10/14
70R6872
PCF8574TS/3,112

PCF8574TS/3,112

NXP

IC, I/O EXPANDER, 8BIT, 100KHZ, SSOP-20

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1,152

Price for: Each 1

1+ $0.60 Promotional price 10+ $0.60 Promotional price 25+ $0.60 Promotional price 100+ $0.60 Promotional price more…

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8bit 100kHz I2C 2.5V 6V SSOP 20 8 Each -
  • 1,152 in stock for same day shipping

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    Per the manufacturer, more stock expected week of 11/10/14
79K6075
CS82C55A-5Z

CS82C55A-5Z

INTERSIL

IC, PROG PERIPHERAL INTERFACE, LCC-44

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1,023

Price for: Each 1

1+ $8.14 25+ $6.91 100+ $4.94 500+ $3.77

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8bit 5MHz CMOS 4.5V 5.5V LCC 44 24 Each MSL 3 - 168 hours
  • 1,023 in stock for same day shipping

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  • 520 Further stock expected to ship on Nov 10, 2014
  • Per the manufacturer, more stock expected week of 11/24/14
31K2950
MCP23S17-E/SO

MCP23S17-E/SO

MICROCHIP

IC, I/O EXPANDER, 16BIT, 10MHZ, SOIC-28

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1,039

Price for: Each 1

1+ $1.26 26+ $1.05 100+ $0.95

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16bit 10MHz Serial, SPI 4.5V 5.5V SOIC 28 16 Each MSL 1 - Unlimited
  • 1,039 in stock for same day shipping

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    Per the manufacturer, more stock expected week of 11/24/14
11N8515
PCF8574PN

PCF8574PN

NXP

IC, I/O EXPANDER, 8BIT, 100KHZ, DIP-16

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1,030

Price for: Each 1

1+ $2.83 10+ $2.53 25+ $2.28 100+ $2.08 more…

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8bit 100kHz I2C 2.5V 6V DIP 16 8 Each -

(Available until stock is exhausted)

  • 1,030 in stock for same day shipping

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98M1572
MCP23S09-E/MG

MCP23S09-E/MG

MICROCHIP

IC, I/O EXPANDER, 8BIT, 10MHZ, QFN-16

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1,017

Price for: Each 1

1+ $1.27 26+ $1.06 100+ $0.96

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8bit 10MHz SPI 1.8V 5.5V QFN 16 8 Each MSL 1 - Unlimited
  • 1,017 in stock for same day shipping

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    Per the manufacturer, more stock expected week of 11/24/14
79K6035
CP82C55AZ

CP82C55AZ

INTERSIL

IC, PROG PERIPHERAL INTERFACE, 8BIT, 8MHZ, DIP-40

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1,016

Price for: Each 1

1+ $7.51 25+ $3.75

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8bit 8MHz CMOS 4.5V 5.5V DIP 40 24 Each -
  • 1,016 in stock for same day shipping

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    Per the manufacturer, more stock expected week of 10/20/14
11N8512
PCA9555PW

PCA9555PW

NXP

IC, 16BIT, 400kHz, TSSOP-24

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903

Price for: Each 1

1+ $1.98 10+ $1.79 25+ $1.59 100+ $1.44 more…

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16bit 400kHz I2C 2.3V 5.5V TSSOP 24 16 Each MSL 1 - Unlimited
  • 903 in stock for same day shipping

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    Per the manufacturer, more stock expected week of 11/17/14
31K2959
MCP23017-E/SP

MCP23017-E/SP

MICROCHIP

IC, I/O EXPANDER, 16BIT, 1.7MHZ, DIP-28

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841

Price for: Each 1

1+ $1.20 26+ $1.00 100+ $0.91

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16bit 1.7MHz I2C, Serial 4.5V 5.5V DIP 28 16 Each -
  • 841 in stock for same day shipping

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    Per the manufacturer, more stock expected week of 11/24/14
31K2958
MCP23017-E/SO

MCP23017-E/SO

MICROCHIP

IC, I/O EXPANDER, 16BIT, 1.7MHZ, SOIC-28

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642

Price for: Each 1

1+ $1.20 26+ $1.00 100+ $0.91

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16bit 1.7MHz I2C, Serial 4.5V 5.5V SOIC 28 16 Each MSL 1 - Unlimited
  • 642 in stock for same day shipping

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    Per the manufacturer, more stock expected week of 11/24/14
70R6870
PCF8574T/3,512

PCF8574T/3,512

NXP

IC, I/O EXPANDER, 8BIT, 100KHZ, SOIC-16

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636

Price for: Each 1

1+ $1.29 10+ $1.15 25+ $1.03 100+ $0.90 more…

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8bit 100kHz I2C 2.5V 6V SOIC 16 8 Each -
  • 636 in stock for same day shipping

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    Per the manufacturer, more stock expected week of 11/10/14
75C5238
PCF8574N

PCF8574N

TEXAS INSTRUMENTS

IC, I/O EXPANDER, 8BIT, 100KHZ, DIP-16

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549

Price for: Each 1

1+ $2.07 10+ $1.65 100+ $1.39 500+ $1.06 more…

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8bit 100kHz I2C 2.5V 6V DIP 16 8 Each -
  • 549 in stock for same day shipping

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    Per the manufacturer, more stock expected week of 10/27/14
70R6666
PCA9554PW,112

PCA9554PW,112

NXP

IC, I/O EXPANDER, 8BIT, 400KHZ, TSSOP-16

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542

Price for: Each 1

1+ $0.78 Promotional price 10+ $0.78 Promotional price 25+ $0.78 Promotional price 100+ $0.78 Promotional price more…

Buy
8bit 400kHz I2C, SMBus 2.3V 5.5V TSSOP 16 8 Each MSL 1 - Unlimited

(Available until stock is exhausted)

  • 542 in stock for same day shipping

see cut-off times

79K6034
CP82C55A-5Z

CP82C55A-5Z

INTERSIL

IC, PROG PERIPHERAL INTERFACE, DIP-40

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528

Price for: Each 1

1+ $6.80 25+ $5.75 100+ $4.14 500+ $3.13

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8bit 5MHz CMOS 4.5V 5.5V DIP 40 24 Each -
  • 528 in stock for same day shipping

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    Per the manufacturer, more stock expected week of 11/24/14
70R6445
PCA9502BS,151

PCA9502BS,151

NXP

IC, I/O EXPANDER, 8BIT, 400KHZ, QFN-24

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469

Price for: Each 1

1+ $2.26 10+ $2.04 25+ $1.82 100+ $1.64 more…

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8bit 400kHz I2C, SPI 2.3V 2.7V VQFN 24 8 Each MSL 1 - Unlimited
  • 469 in stock for same day shipping

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    Per the manufacturer, more stock expected week of 11/3/14
27M0461
PCA9538DW

PCA9538DW

TEXAS INSTRUMENTS

IC, I/O EXPANDER, 8BIT, 400KHZ, SOIC-16

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456

Price for: Each 1

1+ $1.88 10+ $1.50 100+ $1.26 500+ $0.96 more…

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8bit 400kHz I2C, SMBus 2.3V 5.5V SOIC 16 8 Each MSL 1 - Unlimited
  • 456 in stock for same day shipping

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    Per the manufacturer, more stock expected week of 10/27/14
70R6442
PCA9501PW,112

PCA9501PW,112

NXP

IC, I/O EXPANDER, 8BIT, 400KHZ, TSSOP-20

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444

Price for: Each 1

1+ $1.06 Promotional price 10+ $1.06 Promotional price 25+ $1.06 Promotional price 100+ $1.06 Promotional price more…

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8bit 400kHz I2C, SMBus 2.5V 3.6V TSSOP 20 8 Each MSL 1 - Unlimited

(Available until stock is exhausted)

  • 444 in stock for same day shipping

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41M1395
CY8C9520A-24PVXI

CY8C9520A-24PVXI

CYPRESS SEMICONDUCTOR

IC, I/O EXPANDER

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440

Price for: Each 1

1+ $2.83 25+ $2.44 100+ $2.31 250+ $1.93 more…

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8bit 12MHz I2C 3V 5.25V SSOP 28 20 Each MSL 3 - 168 hours
  • 440 in stock for same day shipping

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    Per the manufacturer, more stock expected week of 11/10/14
06F3289
CP82C55A
Technical Data Sheet}
No Not RoHS compliant

CP82C55A

INTERSIL

IC, PROG PERIPHERAL INTERFACE, DIP-40

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407

Price for: Each 1

1+ $10.27 25+ $9.65 100+ $6.87 500+ $5.31

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8bit 8MHz CMOS 4.5V 5.5V DIP 40 24 Each -
  • 407 in stock for same day shipping

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    Per the manufacturer, more stock expected week of 11/24/14
06M7574
PCA9554PW

PCA9554PW

TEXAS INSTRUMENTS

IC, I/O EXPANDER, 8BIT, 400KHZ, TSSOP-16

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378

Price for: Each 1

1+ $1.06 Promotional price 10+ $1.06 Promotional price 100+ $1.06 Promotional price 250+ $1.06 Promotional price more…

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8bit 400kHz I2C, SMBus 2.3V 5.5V TSSOP 16 8 Each MSL 1 - Unlimited

(Available until stock is exhausted)

  • 378 in stock for same day shipping

see cut-off times

75C5232
PCF8574ADW

PCF8574ADW

TEXAS INSTRUMENTS

IC, I/O EXPANDER, 8BIT, 100KHZ, SOIC-16

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355

Price for: Each 1

1+ $2.35 10+ $1.88 100+ $1.58 500+ $1.20 more…

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8bit 100kHz I2C 2.5V 6V SOIC 16 8 Each MSL 1 - Unlimited
  • 355 in stock for same day shipping

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    Per the manufacturer, more stock expected week of 10/27/14
70R6679
PCA9555PW,112

PCA9555PW,112

NXP

IC, I/O EXPANDER, 16BIT, 400KHZ, TSSOP24

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343

Price for: Each 1

1+ $1.07 Promotional price 10+ $1.07 Promotional price 25+ $1.07 Promotional price 100+ $1.07 Promotional price more…

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16bit 400kHz I2C, SMBus 2.3V 5.5V TSSOP 24 16 Each MSL 1 - Unlimited
  • 343 in stock for same day shipping

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    Per the manufacturer, more stock expected week of 11/10/14
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