AD7484BST集成电路（IC）的模数转换器（ADC）规格书PDF中文资料

AD7484BST属于集成电路（IC）的模数转换器（ADC）。由亚德诺半导体技术有限公司制造生产的AD7484BST模数转换器（ADC）模数转换器（ADC、A/D 或 A 转 D）对模拟信号进行采样，例如由麦克风采集的声音或传感器的输出，然后将其转换为数字信号。一般来说，数字输出是二进制补码二进制数，与输入成比例。输入类型可能是差分、伪差分或单端输入。模数转换器可按照位数、采样率、输入数、接口、转换器数和架构（例如自适应增量、双斜率、折叠、流水线、SAR、三角积分、两步式）进行选择。

GENERAL DESCRIPTION

The AD7484 is a 14-bit, high speed, low power, successive approximation ADC. The part features a parallel interface with throughput rates up to 3 MSPS. The part contains a low noise, wide bandwidth track-and-hold that can handle input frequencies in excess of 40 MHz.

FEATURES

Fast throughput rate: 3 MSPS

Wide input bandwidth: 40 MHz

No pipeline delays with SAR ADC

Excellent dc accuracy performance

2 parallel interface modes

Low power: 90 mW (full power) and 2.5 mW (nap mode)

Standby mode: 2 μA maximum

Single 5 V supply operation

Internal 2.5 V reference

Full-scale overrange mode (using 15th bit)

System offset removal via user access offset register

Nominal 0 V to 2.5 V input with shifted range capability

Pin compatible upgrade of 12-bit AD7482