PCA9557DR
Texas Instruments · 16-SOIC (D)
- Brand
- Texas Instruments
- Manufacturer-site stock
- In stockManufacturer-site status, not our inventory.
- Manufacturer L/T
- 26 weeks
- Checked
- Last change on manufacturer site
- Category
- I2C & SPI general-purpose I/Os (GPIOs)
- Package
- 16-SOIC (D)
- Lifecycle
- Active
About PCA9557DR
PCA9557DR is a Texas Instruments part in the I2C & SPI general-purpose I/Os (GPIOs) category (16-SOIC (D)). 8-bit 2.3- to 5.5-V I2C/SMBus I/O expander with reset & config registers
PCA9557DR is an orderable part number (P/N) from Texas Instruments, in the PCA9557 family. Package: 16-SOIC (D). Category: I2C & SPI general-purpose I/Os (GPIOs). Other P/N in the PCA9557 family: 12. Lifecycle status on the manufacturer site: Active. Released February 3, 2006. Listed alternatives: PCA9557D.
Parameters
- MOQ
- 1
- SPQ
- 2500
- HS code
- 854239
- RoHS
- Yes
PCA9557 family parameters
Parameters as published by the manufacturer. Values can differ by P/N — check the datasheet. Swipe sideways for more.
| 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 | 14 / 16 / 23.04 / 32 / 48.36 / 59.4 mm² |
| Package size (L x W) | 3.6 x 6.4 / 4 x 3.5 / 4 x 4 / 5 x 6.4 / 6.2 x 7.8 / 9.9 x 6 mm |
| Package type | SOIC / SSOP / TSSOP / TVSOP / VQFN |
| Pin count | 16 |
| Rating | Catalog |
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): 2,500, packing: LARGE T&R
- Moisture sensitivity: MSL 1 (manufacturer datasheet)
Visual & marking
- Manufacturer marking: PCA9557 (manufacturer datasheet)
- Lead finish: NIPDAU (manufacturer datasheet)
Package & dimensions
- Package: 16-SOIC (D), 16 pins
- Package drawing (manufacturer PDF) →
Alternatives and cross references
All alternatives for PCA9557DR →
Same series · PCA9557
Stock, price and recent changes
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Buyer questions
Can ChipRadar source PCA9557DR?
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 PCA9557DR?
The manufacturer site lists a lead time of 26 weeks for PCA9557DR; confirm the current lead time with a quote.
How can I check PCA9557DR 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 PCA9557DR?
Manufacturer MOQ: 1 pc; SPQ: 2,500 pcs. Smaller sample quantities on request.
Is there a drop-in replacement for PCA9557DR?
Cross references listed in our catalogue: PCA9557D. Confirm pin-compatibility with the datasheet before substituting.
What we can show
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Get a quote for PCA9557DR
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