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AD5246:  128位、I2C兼容型可编程电阻，采用SC70封装

AD5246为128位调整应用提供了一个2 mm x 2.1 mm紧凑型封装解决方案，可实现与可变电阻相同的电子调整功能。该器件具有低温度系数特性，非常适合高精度、高稳定性可变电阻调整应用。

游标设置可以通过I2C兼容型数字接口控制，也可以利用该接口回读当前的游标寄存器控制字。游标与固定电阻端点之间的电阻值，随传输至RDAC锁存器中的数字码呈线性变化。

该器件采用2.7 V至5.5 V电源供电，功耗小于5 µA，适合便携式电池供电应用。

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EVALUATION BOARDS & DEVELOPMENT KITS

  • 128位
  • 端到端电阻：5 kΩ、10 kΩ、50 kΩ、100 kΩ
  • 超紧凑型SC70-6 (2 mm x 2.1 mm)封装
  • I2C兼容型接口
  • 完整读/写游标寄存器
  • 上电预设为中量程
  • 单电源：+2.7 V至+5.5 V
  • 低温度系数：35 ppm/°C
  • 低功耗：IDD = 5 µA
  • 宽工作温度范围：–40°C至+125°C
  • 提供评估板
  • # Channels: 1
  • # Positions: 128
  • Memory Type: Volatile
  • Interface: I2C
  • Resistor Values (kOhms): 5, 10, 50, 100
  • Voltage Range (V): +5.5V
  • Supply Current : 3µA
  • Temp. Range -40 °C to..: 125Deg
  • Absolute Tempco (ppm/°C): 35ppm/C
  • Package: SC-70

AD5246功能框图

OF NOTE ...

For additional technical information, please email the Digital Potentiometer Group and supply your name, company, mailing address, telephone/fax numbers, email address, and a brief description of your application.

类似产品

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Part# # Channels # Positions Memory Type Interface Resistor Values (kOhms) Bipolar Voltage Range (V) Voltage Range (V) Supply Current Temp. Range -40 °C to.. Absolute Tempco (ppm/°C) Price* (1000-4999)
AD5291 1 256 Non-Volatile SPI 20 ±16.5 +33 2µA 105 35 $2.29
AD5292 1 1,024 Non-Volatile SPI 20 ±16.5 +33 2µA 105 35 $2.62
AD5293 1 1,024 Volatile SPI 20 ±16.5 +33 0.2µA 105 5 $2.55
ADN2860 3 512 Non-Volatile I2C 25, 250 ±2.75 - 10µA 85 15 $5.97
AD5228 1 32 Volatile Pushbutton 10, 50, 100 - +5.5 0.4µA 105 35 $0.34
AD5201 1 33 Volatile SPI 10, 50 ±3 +5.5 15µA 85 500 $0.50
AD5227 1 64 Volatile Up/Down 10, 50, 100 - +5.5 0.4µA 105 35 $0.36
AD5246 1 128 Volatile I2C 5, 10, 50, 100 - +5.5 3µA 125 35 $0.45
AD5247 1 128 Volatile I2C 5, 10, 50, 100 - +5.5 3µA 125 35 $0.45
AD5220 1 128 Volatile Up/Down 10, 50, 100 - +5.5 15µA 85 800 $0.90
AD7376 1 128 Volatile SPI 10, 50, 100, 1M ±15 +28 10µA 85 35 $2.86
AD5160 1 256 Volatile SPI 5, 10, 50, 100 - +5.5 3µA 125 35 $0.64
AD5165 1 256 Volatile SPI 100 - +5.5 0.05µA 125 35 $0.58
AD5245 1 256 Volatile I2C 5, 10, 50, 100 - +5.5 3µA 125 35 $0.64
AD5161 1 256 Volatile I2C, SPI 5, 10, 50, 100 - +5.5 3µA 125 35 $0.65
AD5241 1 256 Volatile I2C 10, 100, 1M ±3 +5.5 0.1µA 105 30 $0.93
AD5200 1 256 Volatile SPI 10, 50 ±3 +5.5 15µA 85 500 $0.89
AD8400 1 256 Volatile SPI 1, 10, 50, 100 - +5.5 0.01µA 125 500 $1.13
AD5260 1 256 Volatile SPI 20, 50, 200 ±5 +15 0.1µA 85 35 $1.80
AD5280 1 256 Volatile I2C 20, 50, 200 ±5 +15 0.1µA 85 35 $1.80
AD5290 1 256 Volatile SPI 10, 50, 100 ±15 +30 10µA 105 35 $1.97
AD5222 2 128 Volatile Up/Down 10, 50, 100, 1M ±3 +5.5 15µA 85 35 $0.80
AD5243 2 256 Volatile I2C 2.5, 10, 50, 100 - +5.5 3.5µA 125 35 $1.00
AD5162 2 256 Volatile SPI 2.5, 10, 50, 100 - +5.5 3.5µA 125 35 $1.00
AD5248 2 256 Volatile I2C 2.5, 10, 50, 100 - +5.5 3.5µA 125 35 $1.00
AD5207 2 256 Volatile SPI 10, 50, 100 ±3 +5.5 40µA 125 500 $1.06
AD8402 2 256 Volatile SPI 1, 10, 50, 100 - +5.5 0.01µA 125 500 $1.68
AD5242 2 256 Volatile I2C 10, 100, 1M ±3 +5.5 0.1µA 105 30 $1.27
AD5262 2 256 Volatile SPI 20, 50, 200 ±5 +15 0.1µA 85 35 $1.97
AD5282 2 256 Volatile I2C 20, 50, 200 ±5 +15 0.1µA 85 35 $1.97
AD5203 4 64 Volatile SPI 10, 100 - +5.5 0.01µA 85 700 $1.47
AD5204 4 256 Volatile SPI 10, 50, 100 ±3 +5.5 12µA 85 700 $1.52
AD8403 4 256 Volatile SPI 1, 10, 50, 100 - +5.5 0.01µA 125 500 $2.79
AD5263 4 256 Volatile I2C, SPI 20, 50, 200 ±5 +15 1µA 125 30 $2.58
AD5206 6 256 Volatile SPI 10, 50, 100 ±3 +5.5 12µA 85 700 $1.94
AD5273 1 64 One Time Programmable I2C 1, 10, 50, 100 - +5.5 0.1µA 105 300 $0.69
AD5171 1 64 One Time Programmable I2C 5, 10, 50, 100 - +5.5 4µA 125 35 $0.72
AD5170 1 256 One Time Programmable I2C 2.5, 10, 50, 100 - +5.5 3.5µA 125 35 $1.00
AD5172 2 256 One Time Programmable I2C 2.5, 10, 50, 100 - +5.5 3.5µA 125 35 $1.32
AD5173 2 256 One Time Programmable I2C 2.5, 10, 50, 100 - +5.5 3.5µA 125 35 $1.32
AD5258 1 64 Non-Volatile I2C 1, 10, 50, 100 - +5.5 4µA 85 300 $0.59
AD5259 1 256 Non-Volatile I2C 5, 10, 50, 100 n/a +5.5 3µA 85 300 $0.90
AD5231 1 1,024 Non-Volatile SPI 10, 50, 100 ±3 +5.5 2.7µA 85 600 $1.97
AD5251 2 64 Non-Volatile I2C 1, 10, 50, 100 ±3 +5.5 3µA 85 600 $1.97
AD5252 2 256 Non-Volatile I2C 1, 10, 50, 100 ±3 +5.5 3µA 85 300 $1.61
AD5232 2 256 Non-Volatile SPI 10, 50, 100 ±3 +5.5 3.5µA 85 300 $2.40
AD5235 2 1,024 Non-Volatile SPI 25, 250 ±3 +5.5 3.5µA 85 35 $3.52
ADN2850 2 1,024 Non-Volatile SPI 25, 250 ±3 +5.5 3.5µA 85 35 $3.52
AD5255 3 512 Non-Volatile I2C 25, 250 ±3 +5.5 3.5µA 85 35 $5.15
AD5233 4 64 Non-Volatile SPI 10, 50, 100 ±3 +5.5 3.5µA 85 600 $2.50
AD5253 4 64 Non-Volatile I2C 1, 10, 50, 100 ±3 +5.5 3µA 85 300 $2.49
AD5254 4 256 Non-Volatile I2C 1, 10, 50, 100 ±3 +5.5 3µA 85 300 $2.58
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* The pricing listed here is provided only for budgetary purposes as recommended list price in U.S. Dollars in the United States ex factor per unit for the stated volume. Pricing displayed for Evaluation Boards and Kits is based on 1-piece pricing.
** Pricing is currently unavailable. Click on the product number to see the Product Page for additional information.

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  • 民用温度范围：0 ºC～＋70 ºC
  • 军用温度范围：－55ºC ～＋125ºC
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