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| IC型号 | 厂商 | PDF资料下载 | 供应商 | 说明 |
| AD5254 | ADI |  下载 | 查找供应商 |
- AD5253: Quad 64-position resolution;
AD5254: Quad 256-position resolution
- 1 kΩ, 10 kΩ, 50 kΩ, 100 kΩ
- Nonvolatile memory1 stores wiper settings with write protection
- Power-on refreshed to EEMEM settings in 300 µs typ
- EEMEM rewrite time = 540 µs typ
- Resistance tolerance stored in nonvolatile memory
- 12 extra bytes in EEMEM for user-defined information
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- I2C® compatible serial interface
- Direct read/write accesses of RDAC2 and EEMEM registers
- Predefined linear increment/decrement commands
- Predefined ±6 dB step change
commands
- Synchronous or asynchronous quad
channel update | |
| AD5253 | ADI | | 查找供应商 |
- AD5253: Quad 64-position resolution
AD5254: Quad 256-position resolution
- 1 kΩ, 10 kΩ, 50 kΩ, 100 kΩ
- Nonvolatile memory1 stores wiper settings w/ write protection
- Power-on refreshed to EEMEM settings in 300 µs typ
- EEMEM rewrite time = 540 µs typ
- Resistance tolerance stored in nonvolatile memory
- 12 extra bytes in EEMEM for user-defined information
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- I2C® compatible serial interface
- Direct read/write accesses of RDAC and EEMEM registers
- Predefined linear increment/decrement commands
- Predefined ±6 dB step change commands
- Synchronous or asynchronous quad channel update
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| AD5233 | ADI | | 查找供应商 |
- Nonvolatile Memory Preset Maintains Wiper Settings
- Quad Channel 64-Position Resolution
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- 11-Bytes of User EEMEM Memory to
Hold System Constants
- 100-Years Typical Data Retention
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| AD5255 | ADI | | 查找供应商 |
- 3-Channel: Dual, 512-Position, Single 128-Position
- 25 kΩ, 250 kΩ
- Low Temperature Coefficient – 35 ppm/°C
- Nonvolatile Memory1 Preset Maintains Wiper Settings
- Permanent Memory Write-Protection
- Wiper Settings Read Back
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- Actual Tolerance Stored In EEMEM
- Linear Increment/Decrement
- Log taper Increment/Decrement
- I2C Compatible Serial Interface
- 3 V to 5 V Single Supply or
±2.5V Dual Supply
- 256 bytes General Purpose
User EEMEM | |
| ADN2850 | ADI | | 查找供应商 |
- 10-bit Resolution
- 25 Ω, 250 Ω Terminal Resistance
- Programmable Laser Calibration
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- 3 V to 5 V Single, ±2.5 V
Dual Supply Operation
- Nonvolatile memory for set-point
storage and additional factory data | |
| AD5235 | ADI | 下载 | 查找供应商 |
- Nonvolatile Memory Preset
- Dual, 1024 Position Resolution
- 25 kΩ, 250 kΩ Terminal Resistance with 50 ppm/°C Temperature Coefficient
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- SPI Compatible Serial Data Input with Readback Function
- 30 Bytes of General Purpose
Nonvolatile Memory | |
| AD5232 | ADI | | 查找供应商 |
- Nonvolatile Memory Preset Maintains Wiper Settings
- Dual Channel, 256-Position Resolution
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- 14-Bytes of User EEMEM Memory to
Hold System Constants
- 100-Years Typical Data Retention
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| AD5252 | ADI | | 查找供应商 | Nonvolatile Memory Maintains Wiper Settings
Resistance Tolerance Stored In Nonvolatile Memory
1 k Ω, 10 k Ω, 50 k Ω 100 k Ω
I2C Compatible Serial Interface
Wiper Settings Read Back
Linear Increment/Decrement Predefined Instructions
±6 dB Log taper Increment/Decrement Predefined Instructions
Single Supply 2.7 V to 5.5 V
Logic Operation Voltage 3 V to 5 V
Power On Presets to EEMEM Settings with Refresh Time < 1 ms
Nonvolatile Memory Write Protection
100-Year Typical Data Retention TA = 55°C |
| AD5251 | ADI | | 查找供应商 | Nonvolatile Memory Maintains Wiper Settings
Resistance Tolerance Stored In Nonvolatile Memory
1 k Ω, 10 k Ω, 50 k Ω 100 k Ω
I2C Compatible Serial Interface
Wiper Settings Read Back
Linear Increment/Decrement Predefined Instructions
±6 dB Log taper Increment/Decrement Predefined Instructions
Single Supply 2.7 V to 5.5 V
Logic Operation Voltage 3 V to 5 V
Power On Presets to EEMEM Settings with Refresh Time < 1 ms
Nonvolatile Memory Write Protection
100-Year Typical Data Retention TA = 55°C |
| AD5231 | ADI | | 查找供应商 |
- 1024-position resolution
- Nonvolatile memory maintains wiper setting
- Power-on refresh with EEMEM setting
- EEMEM restore time: 140 μs typ
- Full monotonic operation
- 10 kΩ, 50 kΩ, and 100 kΩ terminal resistance
- Permanent memory write protection
- Wiper setting readback
- Predefined linear increment/decrement instructions
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- Predefined ±6 dB/step log taper increment/decrement instructions
- SPI®-compatible serial interface
- 3 V to 5 V single-supply or ±2.5 V dual-supply operation
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