OPA1644AID
Texas Instruments · 14-SOIC (D)
OPA1644AID is a Texas Instruments part in the Audio op amps category (14-SOIC (D)). OPA1641/1642/1644 SoundPLUS™ High-Performance, JFET-Input Audio OpAmps
Log in to view stock, price and recent changesActive
Get price & lead timeDatasheet (manufacturer)
- Brand
- Texas Instruments
- Category
- Audio op amps
- Package
- 14-SOIC (D)
- Manufacturer L/T
- 26 weeks
- MOQ
- 1
- SPQ
- 50
- RoHS
- Yes
- HS code
- 854233
- Checked
Stock, price and recent changes
Log in to view stock, price and recent changes
Buyer questions
Can ChipRadar source OPA1644AID?
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 OPA1644AID?
The manufacturer site lists a lead time of 26 weeks for OPA1644AID; confirm the current lead time with a quote.
How can I check OPA1644AID 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 OPA1644AID?
Manufacturer MOQ: 1 pc; SPQ: 50 pcs. Smaller sample quantities on request.
Same series · OPA1644
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): 50, packing: TUBE
- Moisture sensitivity: MSL 2 (manufacturer datasheet)
Visual & marking
- Manufacturer marking: O1644A (manufacturer datasheet)
- Lead finish: NIPDAU (manufacturer datasheet)
Package & dimensions
- Package: 14-SOIC (D), 14 pins
- Package drawing (manufacturer PDF) →
- Note Moisture sensitivity MSL 2: floor life after opening is 1 year (≤30 °C / 60% RH); bake if exceeded.
OPA1644 family parameters
Parameters as published by the manufacturer. Values can differ by P/N — check the datasheet.
Show all parameters (24)
Swipe sideways for more.
| Parameter | Value |
|---|---|
| Architecture | FET |
| CMRR (typ) | 126 dB |
| Features | Burr-Brown™ Audio / EMI Hardened / Premium Sound |
| GBW (typ) | 11 MHz |
| Input bias current (typ) | 2 pA |
| Input bias current (max) | 20 pA |
| Iout (typ) | 30 mA |
| Iq per channel (typ) | 1.8 mA |
| Number of channels | 4 |
| Operating temperature range | −40 to 85 °C |
| Package area | 32 / 51.9 mm² |
| Package size (L x W) | 5 x 6.4 / 8.65 x 6 mm |
| Package type | SOIC / TSSOP |
| Pin count | 14 |
| Product type | Essential |
| Rail-to-rail | In to V- / Out |
| Rating | Catalog |
| Slew rate (typ) | 20 V/µs |
| THD + N at 1 kHz | 0.00005 % |
| TI package name | D / PW |
| Total supply voltage (+5 V = 5, ±5 V = 10) (min) | 5 V |
| Total supply voltage (+5 V = 5, ±5 V = 10) (max) | 36 V |
| Vn at 1 kHz | 5.1 nV/√Hz |
| Vos (offset voltage at 25°C) (max) | 3.5 mV |
About OPA1644AID
OPA1644AID is an orderable part number (P/N) from Texas Instruments, in the OPA1644 family. Package: 14-SOIC (D). Category: Audio op amps. Other P/N in the OPA1644 family: 5. Lifecycle status on the manufacturer site: Active. Released May 12, 2010.
Get a quote for OPA1644AID
No account needed. Send the P/N and quantity; we check sourcing before quoting.