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TPA3245DDVR

Texas Instruments TPA3245DDVR

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TAS3251DKQ

Texas Instruments TAS3251DKQ

Price $4.54 $4.77 $0.76
RoHS Compliant Compliant Yes Yes Compliant Compliant Yes Yes Yes Y
Lead Status No No Yes Yes No No Yes Yes Yes See ti.com
Operating Temperature Range(C) 0 to 70 0 to 70 -40 to 85 -40 to 85 -40 to 125 -40 to 125 -40 to 125 -40 to 125 -40 to 125
Power to Parallel Bridge Tied Load(Max)(W) 230 160
Package Group HTSSOP HTSSOP HTSSOP SOIC SON SON SON SON SON
Supported Bridge Tied Load(Min)(Ohms) 3 3
Rating Catalog Catalog Catalog Catalog Catalog Catalog Catalog Catalog Catalog Catalog
Power to Bridge Tied Load(Max)(W) 150 100
THD + N @ 1 kHz(%) 0.005 0.005 0.01
Analog Supply (V)(Min) 10.8 10.8 4.5
Package Size mm2 mm2 mm2 mm2 mm2 mm2 mm2 mm2 mm2
Approx. Price (US$) 3.15 | 1ku 3.10 | 1ku 2.39 | 1ku 5.25 | 1ku 0.65 | 1ku 0.65 | 1ku 0.65 | 1ku 0.65 | 1ku 0.65 | 1ku
Speaker Channels(Max) 4 4 Stereo
Supported Parallel Bridge Tied Load(Min)(Ohms) 2 2
Analog Supply (V)(Max) 13.2 13.2 5.5
Audio Input Type Analog Analog Analog Input
Power Stage Supply(Max)(V) 31.5 38
Closed/Open Loop Closed Closed
Power Stage Supply(Min)(V) 12 12
Control Interface Hardware
Output Power(W) 100 2
Shutdown Current (ISD)(uA) 150
Speaker Amp Type Class-AB
PSRR(dB) 67 60
Iq per channel(Typ)(mA) 4.5 0.027
Offset Drift(Typ)(uV/C) 0.6
Architecture Bipolar Class-D,Smart Amp
Vos (Offset Voltage @ 25C)(Max)(mV) 0.25
Iq per channel(Max)(mA) 0.038
CMRR(Min)(dB) 100
Input Bias Current(Max)(pA) 20000
Additional Features High Cload Drive,N/A
Output Current(Typ)(mA) 30
Number of Channels(#) 4
CMRR(Typ)(dB) 124
Slew Rate(Typ)(V/us) 0.01
GBW(Typ)(MHz) 0.035
Vn at 1kHz(Typ)(nV/rtHz) 45
Total Supply Voltage(Min)(+5V=5, +/-5V=10) 2.7
Total Supply Voltage(Max)(+5V=5, +/-5V=10) 36
Rail-to-Rail In to V-,Out
Reset Threshold Accuracy(%) 0.8 0.8 0.8 0.8 0.8
Output Driver Type / Reset Output Active-low,Open-drain Active-low,Open-drain Active-low,Open-drain Active-low,Open-drain Active-low,Open-drain
Time Delay(ms) 200 200 200 200 200
VCC(Max)(V) 6.5 6.5 6.5 6.5 6.5
Special Features Active Low Enable,Manual Reset,Watchdog Disable,Watchdog Timer Active Low Enable,Manual Reset,Watchdog Disable,Watchdog Timer Active Low Enable,Manual Reset,Watchdog Disable,Watchdog Timer Active Low Enable,Manual Reset,Watchdog Disable,Watchdog Timer Active Low Enable,Manual Reset,Watchdog Disable,Watchdog Timer
Watchdog Timer WDI(sec) Programmable Programmable Programmable Programmable Programmable
Threshold Voltage 1(Typ)(V) 1.67,1.73,2.32,2.4,2.79,2.88,3.07,3.17,4.65,4.8 1.67,1.73,2.32,2.4,2.79,2.88,3.07,3.17,4.65,4.8 1.67,1.73,2.32,2.4,2.79,2.88,3.07,3.17,4.65,4.8 1.67,1.73,2.32,2.4,2.79,2.88,3.07,3.17,4.65,4.8 1.67,1.73,2.32,2.4,2.79,2.88,3.07,3.17,4.65,4.8
# of Supplies Monitored 1 1 1 1 1
Iq(Typ)(uA) 10 10 10 10 10
VCC(Min)(V) 1.6 1.6 1.6 1.6 1.6
Monitored Voltage 2 (typ)(Nom)(V) N/A N/A N/A N/A N/A
Threshold Voltage 2 (typ)(Typ)(V) N/A N/A N/A N/A N/A
Monitored Voltage 1 (typ)(Nom)(V) 1.8,2.5,3,3.3,5 1.8,2.5,3,3.3,5 1.8,2.5,3,3.3,5 1.8,2.5,3,3.3,5 1.8,2.5,3,3.3,5
Load(Min)(ohms) 1
Audio input type Digital Input
Output power(W) 175
Power stage supply(Max)(V) 38
Power stage supply(Min)(V) 12
Sampling rate(Max)(kHz) 96
SNR(dB) 108
Power to parallel bridge tied load(Max)(W) 350
Control interface Hardware
Approx. price(US$) 5.95 | 1ku
Analog supply(Min)(V) 10.8
Closed/open loop Closed
Sampling rate(Min)(kHz) 32
Operating temperature range(C) 0 to 70
Analog supply(Max)(V) 13.2
Speaker channels(Max) Stereo