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数字电位计

Analog Device, Inc.（简称ADI）拥有丰富的数字电位计产品，不仅支持多种接口、32至1024抽头分辨率和各种大小的端到端电阻（1 kΩ至1 MΩ），同时还提供易失性、非易失性、一次和多次可编程存储器选择。与可变电阻器、变阻器和机械电位计类似，可以利用这些集成电路数字电位计来调整电子电路。ADI公司最近推出全新的digiPOT+系列电位计，该系列产品集业界领先的可变电阻性能与非易失性存储器(NVM)于一体，采用紧凑型封装。

Part#Results: 56 # Channels # Positions Memory Type Interface Resistor Values (kOhms) Bipolar Voltage Range (V) Supply Current Voltage Supply Range (V) Absolute Tempco (ppm/°C) Temp. Range -40 °C to.. Package US Price 1000-4999
AD5174 1 1024 Non-Volatile SPI 10 2.75V 2uA 5.5V 35ppm/C 125Deg LFCSP $1.45
AD5175 1 1024 Non-Volatile I2C 10 2.75V 2uA 5.5V - 125Deg LFCSP, MSOP $1.45
AD5270 1 1024 Non-Volatile SPI 20, 50, 100 2.75V 1uA 5.5V 5ppm/C 125Deg LFCSP $1.59
AD5271 1 256 Non-Volatile SPI 20, 50, 100 2.75V 1uA 5.5V 5ppm/C 125Deg LFCSP $0.95
AD5272 1 1024 Non-Volatile I2C 20, 50, 100 2.75V 1uA 5.5V 5ppm/C 125Deg LFCSP, MSOP $1.59
AD5274 1 256 Non-Volatile I2C 20, 50, 100 2.75V 1uA 5.5V 5ppm/C 125Deg LFCSP, MSOP $0.95
AD5291 1 256 Non-Volatile SPI 20 16.5V 2uA 33V 35ppm/C 105Deg TSSOP $2.29
AD5292 1 1024 Non-Volatile SPI 20 16.5V 2uA 33V 35ppm/C 105Deg TSSOP $2.62
AD5293 1 1024 Volatile SPI 20 16.5V 200nA 33V 5ppm/C 105Deg TSSOP $2.55
AD5290 1 256 Volatile SPI 10, 50, 100 15V 10uA 30V 35ppm/C 105Deg MSOP $1.97
AD5258 1 64 Non-Volatile I2C 1, 10, 50, 100 - 4uA 5.5V 300ppm/C 85Deg MSOP $0.59
AD5259 1 256 Non-Volatile I2C 5, 10, 50, 100 - 3uA 5.5V 300ppm/C 85Deg MSOP $0.9
AD5251 2 64 Non-Volatile I2C 1, 10, 50, 100 3V 3uA 5.5V 600ppm/C 85Deg TSSOP $1.97
AD5252 2 256 Non-Volatile I2C 1, 10, 50, 100 3V 3uA 5.5V 300ppm/C 85Deg TSSOP $1.61
AD5165 1 256 Volatile SPI 100 - 50nA 5.5V 35ppm/C 125Deg TSOT-23 $0.58
AD5171 1 64 One Time Programmable I2C 5, 10, 50, 100 - 4uA 5.5V 35ppm/C 125Deg SOT-23 $0.72
AD5227 1 64 Volatile Up/Down 10, 50, 100 - 400nA 5.5V 35ppm/C 105Deg TSOT-23 $0.36
AD5228 1 32 Volatile Pushbutton 10, 50, 100 - 400nA 5.5V 35ppm/C 105Deg TSOT-23 $0.34
AD5253 4 64 Non-Volatile I2C 1, 10, 50, 100 3V 3uA 5.5V 300ppm/C 85Deg TSSOP $2.49
AD5254 4 256 Non-Volatile I2C 1, 10, 50, 100 3V 3uA 5.5V 300ppm/C 85Deg TSSOP $2.58
AD5170 1 256 One Time Programmable I2C 2.5, 10, 50, 100 - 3.5uA 5.5V 35ppm/C 125Deg MSOP $1
AD5243 2 256 Volatile I2C 2.5, 10, 50, 100 - 3.5uA 5.5V 35ppm/C 125Deg MSOP $1
AD5248 2 256 Volatile I2C 2.5, 10, 50, 100 - 3.5uA 5.5V 35ppm/C 125Deg MSOP $1
AD5162 2 256 Volatile SPI 2.5, 10, 50, 100 - 3.5uA 5.5V 35ppm/C 125Deg MSOP $1
AD5172 2 256 One Time Programmable I2C 2.5, 10, 50, 100 - 3.5uA 5.5V 35ppm/C 125Deg MSOP $1.32
AD5173 2 256 One Time Programmable I2C 2.5, 10, 50, 100 - 3.5uA 5.5V 35ppm/C 125Deg MSOP $1.32
AD5246 1 128 Volatile I2C 5, 10, 50, 100 - 3uA 5.5V 35ppm/C 125Deg SC-70 $0.45
AD5247 1 128 Volatile I2C 5, 10, 50, 100 - 3uA 5.5V 35ppm/C 125Deg SC-70 $0.45
AD5263 4 256 Volatile I2C, SPI 20, 50, 200 5V 1uA 15V 30ppm/C 125Deg TSSOP $2.58
AD5160 1 256 Volatile SPI 5, 10, 50, 100 - 3uA 5.5V 35ppm/C 125Deg SOT-23 $0.64
AD5161 1 256 Volatile I2C, SPI 5, 10, 50, 100 - 3uA 5.5V 35ppm/C 125Deg MSOP $0.65
AD5245 1 256 Volatile I2C 5, 10, 50, 100 - 3uA 5.5V 35ppm/C 125Deg SOT-23 $0.64
AD5273 1 64 One Time Programmable I2C 1, 10, 50, 100 - 100nA 5.5V 300ppm/C 105Deg SOT-23 $0.69
AD5280 1 256 Volatile I2C 20, 50, 200 5V 100nA 15V 35ppm/C 85Deg TSSOP $1.8
AD5282 2 256 Volatile I2C 20, 50, 200 5V 100nA 15V 35ppm/C 85Deg TSSOP $1.97
AD5235 2 1024 Non-Volatile SPI 25, 250 3V 3.5uA 5.5V 35ppm/C 85Deg TSSOP $3.52
AD5233 4 64 Non-Volatile SPI 10, 50, 100 3V 3.5uA 5.5V 600ppm/C 85Deg TSSOP $2.5
AD5260 1 256 Volatile SPI 20, 50, 200 5V 100nA 15V 35ppm/C 85Deg TSSOP $1.8
AD5262 2 256 Volatile SPI 20, 50, 200 5V 100nA 15V 35ppm/C 85Deg TSSOP $1.97
AD5231 1 1024 Non-Volatile SPI 10, 50, 100 3V 2.7uA 5.5V 600ppm/C 85Deg TSSOP $1.97
AD5232 2 256 Non-Volatile SPI 10, 50, 100 3V 3.5uA 5.5V 300ppm/C 85Deg TSSOP $2.7
ADN2850 2 1024 Non-Volatile SPI 25, 250 3V 3.5uA 5.5V 35ppm/C 85Deg LFCSP $3.52
AD5207 2 256 Volatile SPI 10, 50, 100 3V 40uA 5.5V 500ppm/C 125Deg TSSOP $1.06
AD5200 1 256 Volatile SPI 10, 50 3V 15uA 5.5V 500ppm/C 85Deg MSOP $0.89
AD5201 1 33 Volatile SPI 10, 50 3V 15uA 5.5V 500ppm/C 85Deg MSOP $0.5
AD5241 1 256 Volatile I2C 10, 100, 1M 3V 100nA 5.5V 30ppm/C 105Deg SOIC, TSSOP $0.93
AD5242 2 256 Volatile I2C 10, 100, 1M 3V 100nA 5.5V 30ppm/C 105Deg SOIC, TSSOP $1.27
AD5204 4 256 Volatile SPI 10, 50, 100 3V 12uA 5.5V 700ppm/C 85Deg PDIP, SOIC, TSSOP $1.52
AD5206 6 256 Volatile SPI 10, 50, 100 3V 12uA 5.5V 700ppm/C 85Deg PDIP, SOIC, TSSOP $1.94
AD5222 2 128 Volatile Up/Down 10, 50, 100, 1M 3V 15uA 5.5V 35ppm/C 85Deg SOIC, TSSOP $0.8
AD5220 1 128 Volatile Up/Down 10, 50, 100 - 15uA 5.5V 800ppm/C 85Deg MSOP, PDIP, SOIC $0.9
AD5203 4 64 Volatile SPI 10, 100 - 10nA 5.5V 700ppm/C 85Deg PDIP, SOIC, TSSOP $1.47
AD7376 1 128 Volatile SPI 10, 50, 100 15V 10uA 28V 35ppm/C 85Deg PDIP, SOIC, TSSOP $2.86
AD8400 1 256 Volatile SPI 1, 10, 50, 100 - 10nA 5.5V 500ppm/C 125Deg PDIP, SOIC $1.13
AD8402 2 256 Volatile SPI 1, 10, 50, 100 - 10nA 5.5V 500ppm/C 125Deg PDIP, SOIC, TSSOP $1.68
AD8403 4 256 Volatile SPI 1, 10, 50, 100 - 10nA 5.5V 500ppm/C 125Deg PDIP, SOIC, TSSOP $2.79