Texas Instruments

Category: Amplifiers and Comparators

OPA1644 OPA1641/1642/1644 SoundPLUS High-Performance, JFET-Input Audio OpAmps

$2.55 - $3.81
Distributor SKU Stock MOQ 1 10 50 100 1000 10000 Purchase
DigiKey 296-OPA1644AIPWRCT-ND 0 1 $5.27 $4.02 $3.71 $3.37 $3.03 $2.96 Buy
Arrow North American Components OPA1644AIPWR 0 2000 $2.63 Buy
AVNET Europe OPA1644AIPWR 2000 * $2.83 Buy
AVNET Express OPA1644AIPWR 17192 1 $2.53 $2.48 Buy
Mouser Electronics 595-OPA1644AIPWR 0 2000 $2.57 Buy
Texas Instruments OPA1644AIPWR 26929 1 $3.81 $3.81 $3.81 $3.34 $1.89 $1.89 Buy
Win Source OPA1644AIPWR 29000 17 Buy

Parts in family

Technical Specifications

Lead Free Status Yes
ROHS Compliance Yes
Additional Features Burr-Brown Audio
Approx. Price (US$) 1.95 | 1ku
Architecture CMOS
CMRR(Min)(dB) 120
CMRR(Typ)(dB) 126
GBW(Typ)(MHz) 11
Input Bias Current(Max)(pA) 20
Iq per channel(Max)(mA) 2.3
Iq per channel(Typ)(mA) 1.8
Number of Channels(#) 4
Offset Drift(Typ)(uV/C) 0
Operating Temperature Range(C) -40 to 85
Output Current(Typ)(mA) 30
Package Group SOIC,TSSOP
Package Size mm2
Rail-to-Rail In to V-,Out
Rating Catalog
Slew Rate(Typ)(V/us) 20
Total Supply Voltage(Max)(+5V=5, +/-5V=10) 36
Total Supply Voltage(Min)(+5V=5, +/-5V=10) 5
Vn at 1kHz(Typ)(nV/rtHz) 5.1
Vos (Offset Voltage @ 25C)(Max)(mV) 3.5