Datasheets
TCA9534DWT by: Texas Instruments

8-bit 1.65- to 5.5-V I2C/SMBus I/O expander with interrupt & config registers 16-SOIC -40 to 85

Part Details for TCA9534DWT by Texas Instruments

Results Overview of TCA9534DWT by Texas Instruments

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Applications Automotive

TCA9534DWT Information

TCA9534DWT by Texas Instruments is a Parallel IO Port.
Parallel IO Ports are under the broader part category of Microcontrollers and Processors.

Microcontrollers (MCUs) are small, low-power integrated circuits used to control embedded systems. Microcontrollers are primarily used to automate and control devices. Read more about Microcontrollers and Processors on our Microcontrollers and Processors part category page.

Price & Stock for TCA9534DWT

Part # Distributor Description Stock Price Buy
DISTI # 296-45201-1-ND
DigiKey IC XPNDR 400KHZ I2C 16SOIC Min Qty: 1 Lead time: 12 Weeks Container: Digi-Reel®, Cut Tape (CT), Tape & Reel (TR) 427
In Stock
  • 1 $1.4100
  • 10 $1.0300
  • 25 $0.9340
  • 100 $0.8283
  • 250 $0.7779
  • 500 $0.7475
  • 750 $0.7323
  • 1,250 $0.7155
  • 1,750 $0.7056
  • 2,500 $0.6961
  • 6,250 $0.6757
  • 12,500 $0.6634
$0.6634 / $1.4100 Buy Now
DISTI # 595-TCA9534DWT
Mouser Electronics Interface - I/O Expanders 8-bit 1.65- to 5.5-V I2C/SMBus I/O expan A 595-TCA9534DWR RoHS: Compliant 913
  • 1 $1.4100
  • 10 $1.0300
  • 25 $0.9340
  • 100 $0.8290
  • 250 $0.7770
  • 500 $0.7320
  • 1,000 $0.6620
  • 4,000 $0.6450
  • 8,000 $0.6210
$0.6210 / $1.4100 Buy Now
DISTI # V72:2272_16654988
Arrow Electronics I2C/SMBus Interface 100kHz/400kHz 5.5V 16-Pin SOIC T/R RoHS: Compliant Min Qty: 1 Package Multiple: 1 Lead time: 12 Weeks Date Code: 1706 Container: Cut Strips Americas - 6
  • 0 $0.5607
  • 1 $0.1128
$0.1128 / $0.5607 Buy Now
DISTI # TCA9534DWT
TME IC: interface, I/O expander, 1.65÷5.5VDC, I2C,SMBus, SMD, SO16-W Min Qty: 1 0
  • 1 $1.3700
  • 5 $1.2300
  • 25 $1.0900
  • 100 $0.9800
  • 250 $0.9100
$0.9100 / $1.3700 RFQ
LCSC 400kHz I2C SOIC-16-300mil I/O Expanders ROHS 127
  • 1 $0.8020
  • 10 $0.7143
  • 30 $0.7004
  • 100 $0.6796
$0.6796 / $0.8020 Buy Now

Part Details for TCA9534DWT

TCA9534DWT CAD Models

TCA9534DWT Part Data Attributes

TCA9534DWT Texas Instruments
Buy Now Datasheet
Compare Parts:
TCA9534DWT Texas Instruments 8-bit 1.65- to 5.5-V I2C/SMBus I/O expander with interrupt & config registers 16-SOIC -40 to 85
Pbfree Code Yes
Rohs Code Yes
Part Life Cycle Code Active
Ihs Manufacturer TEXAS INSTRUMENTS INC
Package Description SOIC-16
Reach Compliance Code compliant
Date Of Intro 2016-11-24
Samacsys Manufacturer Texas Instruments
Address Bus Width 8
Clock Frequency-Max 0.4 MHz
External Data Bus Width
JESD-30 Code R-PDSO-G16
JESD-609 Code e4
Length 10.3 mm
Moisture Sensitivity Level 1
Number of Bits 8
Number of I/O Lines 8
Number of Ports 1
Number of Terminals 16
Operating Temperature-Max 85 °C
Operating Temperature-Min -40 °C
Package Body Material PLASTIC/EPOXY
Package Code SOP
Package Shape RECTANGULAR
Package Style SMALL OUTLINE
Peak Reflow Temperature (Cel) 260
Seated Height-Max 2.65 mm
Supply Current-Max 0.04 mA
Supply Voltage-Max 5.5 V
Supply Voltage-Min 1.65 V
Supply Voltage-Nom 1.8 V
Surface Mount YES
Technology CMOS
Temperature Grade INDUSTRIAL
Terminal Finish Nickel/Palladium/Gold (Ni/Pd/Au)
Terminal Form GULL WING
Terminal Pitch 1.27 mm
Terminal Position DUAL
Time@Peak Reflow Temperature-Max (s) 30
Width 7.5 mm
uPs/uCs/Peripheral ICs Type PARALLEL IO PORT, GENERAL PURPOSE

Alternate Parts for TCA9534DWT

This table gives cross-reference parts and alternative options found for TCA9534DWT. The Form Fit Function (FFF) tab will give you the options that are more likely to serve as direct pin-to-pin alternates or drop-in parts. The Functional Equivalents tab will give you options that are likely to match the same function of TCA9534DWT, but it may not fit your design. Always verify details of parts you are evaluating, as these parts are offered as suggestions for what you are looking for and are not guaranteed.

Part Number Manufacturer Composite Price Description Compare
TCA9534DWR Texas Instruments $0.5971 8-bit 1.65- to 5.5-V I2C/SMBus I/O expander with interrupt & config registers 16-SOIC -40 to 85 TCA9534DWT vs TCA9534DWR
Part Number Manufacturer Composite Price Description Compare
TCA9534APWR Texas Instruments $0.6145 8-bit 1.65- to 5.5-V I2C/SMBus I/O expander with interrupt, & config registers 16-TSSOP -40 to 85 TCA9534DWT vs TCA9534APWR
TCA9534ADWR Texas Instruments $0.6177 8-bit 1.65- to 5.5-V I2C/SMBus I/O expander with interrupt, & config registers 16-SOIC -40 to 85 TCA9534DWT vs TCA9534ADWR
PCA9557D Texas Instruments $0.6541 8-bit 2.3- to 5.5-V I2C/SMBus I/O expander with reset & config registers 16-SOIC -40 to 85 TCA9534DWT vs PCA9557D
PCA9534DB Texas Instruments $0.8641 8-bit 2.3- to 5.5-V I2C/SMBus I/O expander with interrupt & config registers 16-SSOP -40 to 85 TCA9534DWT vs PCA9534DB
PCF8574DWR Texas Instruments $1.2060 8-bit 2.5- to 5.5-V I2C/SMBus I/O expander with interrupt 16-SOIC -40 to 85 TCA9534DWT vs PCF8574DWR
935275617512 NXP Semiconductors Check for Price IC 8 I/O, PIA-GENERAL PURPOSE, PDSO16, 7.50 MM, LEAD FREE, PLASTIC, MS-013, SOT-162-1, SO-16, Parallel IO Port TCA9534DWT vs 935275617512
PCA9557PW NXP Semiconductors Check for Price IC 8 I/O, PIA-GENERAL PURPOSE, PDSO16, 4.40 MM, PLASTIC, MO-153, SOT403-1, TSSOP-16, Parallel IO Port TCA9534DWT vs PCA9557PW
935273945112 NXP Semiconductors Check for Price 16 I/O, PIA-GENERAL PURPOSE, PDSO24 TCA9534DWT vs 935273945112
935298073128 NXP Semiconductors Check for Price Parallel I/O Port TCA9534DWT vs 935298073128
935283487112 NXP Semiconductors Check for Price 8 I/O, PIA-GENERAL PURPOSE, PDSO20 TCA9534DWT vs 935283487112

TCA9534DWT Related Parts

TCA9534DWT Frequently Asked Questions (FAQ)

  • The TCA9534DWT can handle I2C clock frequencies up to 400 kHz.

  • Yes, the TCA9534DWT can be used as a level shifter. It has a built-in voltage translator that allows it to operate with a supply voltage range of 1.65 V to 5.5 V, making it suitable for level shifting applications.

  • The TCA9534DWT can be reset by pulling the RESET pin low for a minimum of 1 ms. This will reset the device to its default state.

  • Yes, the TCA9534DWT can be used as a GPIO expander with a microcontroller that has a 5V supply voltage. The device has a built-in voltage translator that allows it to operate with a supply voltage range of 1.65 V to 5.5 V, making it compatible with 5V microcontrollers.

  • The TCA9534DWT can sink or source up to 25 mA of current per pin.

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