TMP421AIDCNR
Texas Instruments · 8-SOT-23 (DCN)
TMP421AIDCNR is a Texas Instruments part in the Digital temperature sensors category (8-SOT-23 (DCN)). Remote and Local Temperature Sensor with N-Factor and Series-R Correction in WCSP
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Get price & lead timeDatasheet (manufacturer)
- Brand
- Texas Instruments
- Category
- Digital temperature sensors
- Package
- 8-SOT-23 (DCN)
- Manufacturer L/T
- 26 weeks
- MOQ
- 1
- SPQ
- 3000
- RoHS
- Yes
- HS code
- 854239
- Checked
Stock, price and recent changes
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Buyer questions
Can ChipRadar source TMP421AIDCNR?
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 TMP421AIDCNR?
The manufacturer site lists a lead time of 26 weeks for TMP421AIDCNR; confirm the current lead time with a quote.
How can I check TMP421AIDCNR 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 TMP421AIDCNR?
Manufacturer MOQ: 1 pc; SPQ: 3,000 pcs. Smaller sample quantities on request.
Is there a drop-in replacement for TMP421AIDCNR?
Cross references listed in our catalogue: TMP421AIDCN, TMP422AIDCNR. Confirm pin-compatibility with the datasheet before substituting.
Alternatives and cross references
All alternatives for TMP421AIDCNR →
Same series · TMP421
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): 3,000, packing: LARGE T&R
- Moisture sensitivity: MSL 2 (manufacturer datasheet)
Visual & marking
- Manufacturer marking: DACI (manufacturer datasheet)
- Lead finish: NIPDAU (manufacturer datasheet)
Package & dimensions
- Package: 8-SOT-23 (DCN), 8 pins
- Package drawing (manufacturer PDF) →
- Note Moisture sensitivity MSL 2: floor life after opening is 1 year (≤30 °C / 60% RH); bake if exceeded.
TMP421 family parameters
Parameters as published by the manufacturer. Values can differ by P/N — check the datasheet.
Show all parameters (15)
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| Parameter | Value |
|---|---|
| Addresses | 9 |
| Features | One-shot conversion |
| Interface type | I2C / SMBus |
| Local sensor accuracy (max) | 2.5 |
| Operating temperature range | −40 to 125 °C |
| Package area | 2.972025 / 4.64 mm² |
| Package size (L x W) | 2.295 x 1.295 / 2.9 x 1.6 mm |
| Package type | DSBGA / SOT-23 |
| Pin count | 8 |
| Rating | Catalog |
| Remote channels | 1 # |
| Remote sensor accuracy (max) | 1 |
| Supply current (max) | 38 µA |
| Temp resolution (max) | 12 bps |
| Type | Remote |
About TMP421AIDCNR
TMP421AIDCNR is an orderable part number (P/N) from Texas Instruments, in the TMP421 family. Package: 8-SOT-23 (DCN). Category: Digital temperature sensors. Other P/N in the TMP421 family: 4. Lifecycle status on the manufacturer site: Active. Released July 26, 2007. Listed alternatives: TMP421AIDCN, TMP422AIDCNR.
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