|
|
Texas Instruments
PTAS3251DKQ
|
Texas Instruments
TPA311D
|
Texas Instruments
TPA721D
|
Texas Instruments
TPA311DG4
|
Texas Instruments
TPA301DRG4
|
Texas Instruments
OPA251UAG4
|
Texas Instruments
OPA251UA/2K5
|
Texas Instruments
TPA3244D2DDWR
|
Texas Instruments
TPS3851G33EDRBT
|
Texas Instruments
TPA3245D2DDV
|
| Price |
|
|
|
|
|
$0.38 |
|
$2.11 |
|
$1.25 |
|
| RoHS |
|
See ti.com |
Compliant |
Yes |
Compliant |
Compliant |
Compliant |
Yes |
Not Compliant |
Compliant |
Compliant |
| Lead Status |
|
See ti.com |
No |
Yes |
No |
No |
No |
Yes |
No |
Yes |
Yes |
| Audio Input Type |
|
Digital Input |
|
Analog Input |
|
Analog Input |
|
|
|
|
|
| Load(Min)(ohms) |
|
1 |
|
|
|
8 |
|
|
|
|
|
| Operating Temperature Range(C) |
|
0 to 70 |
|
-40 to 85 |
|
|
-40 to 85 |
-40 to 85 |
0 to 70 |
-40 to 125 |
0 to 70 |
| Approx. Price (US$) |
|
5.95 | 1ku |
|
0.38 | 1ku |
|
0.33 | 1ku |
1.15 | 1ku |
1.15 | 1ku |
|
0.65 | 1ku |
|
| Output Power(W) |
|
175 |
|
0.7 |
|
0.35 |
|
|
|
|
|
| PSRR(dB) |
|
60 |
|
85 |
|
85 |
|
|
|
|
|
| Rating |
|
Catalog |
|
Catalog |
|
Catalog |
Catalog |
Catalog |
Catalog |
Catalog |
Catalog |
| Speaker Channels(Max) |
|
Stereo |
|
Mono |
|
Mono |
|
|
|
|
|
| Control Interface |
|
Hardware |
|
|
|
Hardware |
|
|
|
|
|
| Sampling Rate(Max)(kHz) |
|
96 |
|
|
|
|
|
|
|
|
|
| Analog Supply (V)(Min) |
|
10.8 |
|
2.5 |
|
2.5 |
|
|
|
|
|
| SNR(dB) |
|
108 |
|
|
|
|
|
|
|
|
|
| Architecture |
|
Class-D,Smart Amp |
|
|
|
Class AB |
Bipolar |
Bipolar |
|
|
|
| THD + N @ 1 kHz(%) |
|
0.01 |
|
|
|
1 |
|
|
|
|
|
| Sampling Rate(Min)(kHz) |
|
32 |
|
|
|
|
|
|
|
|
|
| Power to Parallel Bridge Tied Load(Max)(W) |
|
350 |
|
|
|
|
|
|
|
|
|
| Power Stage Supply(Max)(V) |
|
38 |
|
|
|
|
|
|
|
|
|
| Analog Supply (V)(Max) |
|
13.2 |
|
5.5 |
|
5.5 |
|
|
|
|
|
| Power Stage Supply(Min)(V) |
|
12 |
|
|
|
|
|
|
|
|
|
| Closed/Open Loop |
|
Closed |
|
|
|
|
|
|
Closed |
|
Closed |
| Shutdown Current (ISD)(uA) |
|
|
|
7 |
|
0.15 |
|
|
|
|
|
| Speaker Amp Type |
|
|
|
Class-AB |
|
|
|
|
|
|
|
| Package Group |
|
|
|
MSOP-PowerPAD,SOIC |
|
MSOP-PowerPAD,SOIC |
SOIC |
SOIC |
HTSSOP |
SON |
HTSSOP |
| Package Size |
|
|
|
mm2 |
|
mm2 |
mm2 |
mm2 |
|
mm2 |
|
| Iq per channel(Typ)(mA) |
|
|
|
1.25 |
|
0.7 |
0.027 |
0.027 |
|
|
|
| Iq(Max)(mA) |
|
|
|
|
|
1.5 |
|
|
|
|
|
| Pin/Package |
|
|
|
|
|
8MSOP-PowerPAD, 8SOIC |
|
|
|
|
|
| Iq(Typ)(mA) |
|
|
|
|
|
0.7 |
|
|
|
|
|
| Offset Drift(Typ)(uV/C) |
|
|
|
|
|
|
0.6 |
0.6 |
|
|
|
| Vos (Offset Voltage @ 25C)(Max)(mV) |
|
|
|
|
|
|
0.25 |
0.25 |
|
|
|
| Additional Features |
|
|
|
|
|
|
High Cload Drive |
High Cload Drive |
|
|
|
| Iq per channel(Max)(mA) |
|
|
|
|
|
|
0.038 |
0.038 |
|
|
|
| CMRR(Min)(dB) |
|
|
|
|
|
|
100 |
100 |
|
|
|
| Input Bias Current(Max)(pA) |
|
|
|
|
|
|
20000 |
20000 |
|
|
|
| CMRR(Typ)(dB) |
|
|
|
|
|
|
124 |
124 |
|
|
|
| Slew Rate(Typ)(V/us) |
|
|
|
|
|
|
0.01 |
0.01 |
|
|
|
| Output Current(Typ)(mA) |
|
|
|
|
|
|
24 |
24 |
|
|
|
| GBW(Typ)(MHz) |
|
|
|
|
|
|
0.035 |
0.035 |
|
|
|
| Vn at 1kHz(Typ)(nV/rtHz) |
|
|
|
|
|
|
45 |
45 |
|
|
|
| Total Supply Voltage(Min)(+5V=5, +/-5V=10) |
|
|
|
|
|
|
2.7 |
2.7 |
|
|
|
| Number of Channels(#) |
|
|
|
|
|
|
1 |
1 |
|
|
|
| Total Supply Voltage(Max)(+5V=5, +/-5V=10) |
|
|
|
|
|
|
36 |
36 |
|
|
|
| Rail-to-Rail |
|
|
|
|
|
|
In to V-,Out |
In to V-,Out |
|
|
|
| Analog Supply Max [V] |
|
|
|
|
|
|
|
|
13.2 |
|
13.2 |
| Max Speaker Outputs(#) |
|
|
|
|
|
|
|
|
4 |
|
4 |
| Max. Power to Bridge Tied Load |
|
|
|
|
|
|
|
|
100 |
|
150 |
| Package Size(mm2=WxL) |
|
|
|
|
|
|
|
|
[pf]44HTSSOP[/pf] |
|
[pf]44HTSSOP[/pf] |
| Analog Supply Min [V] |
|
|
|
|
|
|
|
|
10.8 |
|
10.8 |
| Input Type |
|
|
|
|
|
|
|
|
Analog |
|
Analog |
| Min. Supported Bridge Tied Load |
|
|
|
|
|
|
|
|
4 |
|
3 |
| Power Stage Supply Max(V) |
|
|
|
|
|
|
|
|
38 |
|
38 |
| Reset Threshold Accuracy(%) |
|
|
|
|
|
|
|
|
|
0.8 |
|
| Output Driver Type / Reset Output |
|
|
|
|
|
|
|
|
|
Active-low,Open-drain |
|
| Time Delay(ms) |
|
|
|
|
|
|
|
|
|
200 |
|
| VCC(Max)(V) |
|
|
|
|
|
|
|
|
|
6.5 |
|
| Special Features |
|
|
|
|
|
|
|
|
|
Active Low Enable,Manual Reset,Watchdog Disable,Watchdog Timer |
|
| Watchdog Timer WDI(sec) |
|
|
|
|
|
|
|
|
|
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 |
|
| # of Supplies Monitored |
|
|
|
|
|
|
|
|
|
1 |
|
| Iq(Typ)(uA) |
|
|
|
|
|
|
|
|
|
10 |
|
| VCC(Min)(V) |
|
|
|
|
|
|
|
|
|
1.6 |
|
| Monitored Voltage 2 (typ)(Nom)(V) |
|
|
|
|
|
|
|
|
|
N/A |
|
| Threshold Voltage 2 (typ)(Typ)(V) |
|
|
|
|
|
|
|
|
|
N/A |
|
| Monitored Voltage 1 (typ)(Nom)(V) |
|
|
|
|
|
|
|
|
|
1.8,2.5,3,3.3,5 |
|
| Max. Power to Parallel Bridge Tied Load |
|
|
|
|
|
|
|
|
|
|
230 |
| Min. Supported Parallel Bridge Tied Load |
|
|
|
|
|
|
|
|
|
|
2 |
