TS472IQT
2.2V~5.5V 1-Channel Class AB QFN-24(4x4) Audio Amplifiers RoHS
Very low noise microphone preamplifier with 2.0 V bias output and active low standby mode
- Manufacturer
- ST
- Manufacturer part #
- TS472IQT
- Store part #
- C155583
- Package / case
- QFN-24(4x4)
- Category
- Audio Amplifiers
- Packaging
- Tape & Reel (TR)
Every Order Guarantee
100% Authentic · 30-Day Return or Replacement · policy
3,918 in stock
#C155583
Stock & price checked 5 days ago
| Quantity | Unit price | Pack price |
|---|---|---|
| 1+ | ₹141.34 | ₹141.34 |
| 10+ | ₹116.46 | ₹1,164.60 |
| 30+ | ₹102.76 | ₹3,082.80 |
| 100+ | ₹87.44 | ₹8,744.00 |
| 500+ | ₹80.41 | ₹40,205.00 |
| 1,000+ | ₹77.34 | ₹77,340.00 |
1 × ₹141.34
₹141.34
excl. GST
₹166.78 incl. 18% GST
- Dispatch in 7–10 working days
- GST invoice with every order
- Standard pack: 4,000 per reel
TS472IQT
₹141.34 for 1 + GST
Specifications
- Voltage - Supply
- 2.2V~5.5V
- Features
- Analog voltage gain;Enable/shutdown function;ESD protection
- Total Harmonic Distortion + Noise (THD+N)
- 0.1%
- Operating Temperature
- -40℃~+85℃
- Signal-to-Noise Ratio
- 90dB
- Speaker Channels
- 1-Channel
- Class
- Class AB
- Power Supply Rejection Ratio (PSRR)
- -70dB
Packaging & compliance
- RoHS
- ROHS3 Compliant
- Lifecycle
- Active
- ECCN
- EAR99
- Packaging
- Tape & Reel (TR)
- Standard pack
- 4,000 / Reel
- Sold per
- Piece
- Minimum order
- 1
- Unit weight
- 0.421 g
Overview
A differential-input microphone preamplifier optimized for high-performance PDA and notebook audio systems. This device features an adjustable gain from 0 to 40 dB with excellent power-supply and common-mode rejection ratios. In addition, it has a very low noise microphone bias generator of 2 V. It also includes a complete shutdown function, with active low standby mode.
Applications
- Video and photo cameras with sound input
- Sound acquisition and voice recognition
- Video conference systems
- Notebook computers and PDAs
Key features
- Low noise: 10 nV/√Hz typ. equivalent input noise at F = 1 kHz
- Fully-differential input/output
- 2.2 to 5.5 V single supply operation
- Low power consumption at 20 dB: 1.8 mA
- Fast start up time at 0 dB: 5 ms typ.
- Low distortion: 0.1% typ.
- 40 kHz bandwidth regardless of the gain
- Active low standby mode function (1 μA max)
- Low noise 2.0 V microphone bias output
- Available in flip-chip lead-free package and in QFN24 4 x 4 mm package
- ESD protection (2 kV)
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