LTC6912
量产Dual Programmable Gain Amplifiers with Serial Digital Interface
- 产品模型
- 20
产品详情
- 2 Channels with Independent Gain Control
- LTC6912-1: (0, 1, 2, 5, 10, 20, 50, and 100V/V)
- LTC6912-2: (0, 1, 2, 4, 8, 16, 32, and 64V/V)
- Offset Voltage = 2mV Max (–40°C to 85°C)
- Channel-to-Channel Gain Matching of 0.1dB Max
- 3-Wire SPITM Interface
- Extended Gain-Bandwidth at High Gains
- Wired-OR Outputs Possible (2:1 Analog MUX Function)
- Low Power Hardware Shutdown (GN-16 Only, 2µA Max at 2.7V)
- Rail-to-Rail Input Range
- Rail-to-Rail Output Swing
- Single or Dual Supply: 2.7V to 10.5V Total
- Input Noise: 12.6nV/√Hz
- Total System Dynamic Range to 115dB
- 16-Pin GN (SSOP) or 12-Pin DFN Package Options
The LTC6912 is a family of dual channel, low noise, digitally programmable gain amplifiers (PGA) that are easy to use and occupy very little PC board space. The gains for both channels are independently programmable using a 3-wire SPI interface to select voltage gains of 0, 1, 2, 5, 10, 20, 50, and 100V/V (LTC6912-1 ); and 0, 1, 2, 4, 8, 16, 32, and 64V/V (LTC6912-2). All gains are inverting.
The LTC6912 family consists of 2 matched amplifiers with rail-to-rail outputs. When operated with unity gain, they will also process rail-to-rail input signals. A half-supply reference generated internally at the AGND pin supports single power supply applications. Operating from single or split supplies from 2.7V to 10.5V total, the LTC6912-X family is offered in tiny SSOP and DFN-12 Packages.
Applications
- Data Acquisition Systems
- Dynamic Gain Changing
- Automatic Ranging Circuits
- Automatic Gain Control
参考资料
数据手册 1
可靠性数据 1
用户手册 1
技术文章 1
3rd Party Solutions 1
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产品型号 | 产品生命周期 | PCN |
---|---|---|
10月 3, 2024 - 24_0235 (QSOP/SSOP PKG) Migrating Bottom Trace Code Marking to Top Side Laser Marking |
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LTC6912CGN-1#PBF | 量产 | |
LTC6912CGN-1#TRPBF | 量产 | |
LTC6912CGN-2#PBF | 量产 | |
LTC6912CGN-2#TRPBF | 量产 | |
LTC6912HGN-1#PBF | 量产 | |
LTC6912HGN-1#TRPBF | 量产 | |
LTC6912HGN-2#PBF | 量产 | |
LTC6912HGN-2#TRPBF | 量产 | |
LTC6912IGN-1#PBF | 量产 | |
LTC6912IGN-1#TRPBF | 量产 | |
LTC6912IGN-2#PBF | 量产 | |
LTC6912IGN-2#TRPBF | 量产 | |
10月 11, 2022 - 22_0235 Epoxy Change from Henkel 8290 to 8290A for GN Package |
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LTC6912CGN-1#PBF | 量产 | |
LTC6912CGN-1#TRPBF | 量产 | |
LTC6912CGN-2#PBF | 量产 | |
LTC6912CGN-2#TRPBF | 量产 | |
LTC6912HGN-1#PBF | 量产 | |
LTC6912HGN-1#TRPBF | 量产 | |
LTC6912HGN-2#PBF | 量产 | |
LTC6912HGN-2#TRPBF | 量产 | |
LTC6912IGN-1#PBF | 量产 | |
LTC6912IGN-1#TRPBF | 量产 | |
LTC6912IGN-2#PBF | 量产 | |
LTC6912IGN-2#TRPBF | 量产 | |
4月 6, 2022 - 22_0066 Laser Top Mark for 16QSOP Assembled in ADPG [PNG] |
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LTC6912CGN-1#PBF | 量产 | |
LTC6912CGN-1#TRPBF | 量产 | |
LTC6912CGN-2#PBF | 量产 | |
LTC6912CGN-2#TRPBF | 量产 | |
LTC6912HGN-1#PBF | 量产 | |
LTC6912HGN-1#TRPBF | 量产 | |
LTC6912HGN-2#PBF | 量产 | |
LTC6912HGN-2#TRPBF | 量产 | |
LTC6912IGN-1#PBF | 量产 | |
LTC6912IGN-1#TRPBF | 量产 | |
LTC6912IGN-2#PBF | 量产 | |
LTC6912IGN-2#TRPBF | 量产 |
这是最新版本的数据手册
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