TCA9554ADWT
Texas Instruments · 16-SOIC (DW)
TCA9554ADWT is a Texas Instruments part in the I2C & SPI general-purpose I/Os (GPIOs) category (16-SOIC (DW)). 8-bit 1.65- to 5.5-V I2C/SMBus I/O expander with interrupt, weak pull-up & config registers
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Get price & lead timeDatasheet (manufacturer)
- Brand
- Texas Instruments
- Category
- I2C & SPI general-purpose I/Os (GPIOs)
- Package
- 16-SOIC (DW)
- Manufacturer L/T
- 26 weeks
- MOQ
- 1
- SPQ
- 250
- RoHS
- Yes
- HS code
- 854239
- Checked
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Buyer questions
Can ChipRadar source TCA9554ADWT?
Manufacturer-site stock is a dated snapshot, not our inventory. Send the quantity and required date; ChipRadar checks sourcing options and replies with price, lead time and D/C.
What is the lead time for TCA9554ADWT?
The manufacturer site lists a lead time of 26 weeks for TCA9554ADWT; confirm the current lead time with a quote.
How can I check TCA9554ADWT before I pay?
Ask for photos of the reel or tray labels and the D/C range with your quote. The scope of checks is agreed for each order.
What is the MOQ and packaging for TCA9554ADWT?
Manufacturer MOQ: 1 pc; SPQ: 250 pcs. Smaller sample quantities on request.
Is there a drop-in replacement for TCA9554ADWT?
Cross references listed in our catalogue: TCA9554ADW. Confirm pin-compatibility with the datasheet before substituting.
Alternatives and cross references
All alternatives for TCA9554ADWT →
Same series · TCA9554A
Incoming check
Marking, package, packing and compliance values are manufacturer-published data.
Documents & labels
- RoHS: Yes
- REACH (TI declaration): no SVHC above 0.1% and no Annex XVII restricted substance above its allowed limit. TI's definitions
Packing & moisture
- Standard pack quantity (SPQ): 250, packing: SMALL T&R
- Moisture sensitivity: MSL 1 (manufacturer datasheet)
Visual & marking
- Manufacturer marking: TCA9554A (manufacturer datasheet)
- Lead finish: NIPDAU (manufacturer datasheet)
Package & dimensions
- Package: 16-SOIC (DW), 16 pins
- Package drawing (manufacturer PDF) →
TCA9554A family parameters
Parameters as published by the manufacturer. Values can differ by P/N — check the datasheet.
Show all parameters (10)
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| Parameter | Value |
|---|---|
| Addresses | 8 |
| Features | Configuration registers / Interrupt pin |
| Frequency | 400 kHz |
| Number of I/Os | 8 |
| Operating temperature range | −40 to 85 °C |
| Package area | 29.4 / 32 / 48.36 / 106.09 mm² |
| Package size (L x W) | 10.3 x 10.3 / 4.9 x 6 / 5 x 6.4 / 6.2 x 7.8 mm |
| Package type | SOIC / SSOP / TSSOP |
| Pin count | 16 |
| Rating | Catalog |
About TCA9554ADWT
TCA9554ADWT is an orderable part number (P/N) from Texas Instruments, in the TCA9554A family. Package: 16-SOIC (DW). Category: I2C & SPI general-purpose I/Os (GPIOs). Other P/N in the TCA9554A family: 6. Lifecycle status on the manufacturer site: Active. Released December 31, 2010. Listed alternatives: TCA9554ADW.
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