AD420集成电路（IC）的数模转换器（DAC）规格书PDF中文资料

AD420属于集成电路（IC）的数模转换器（DAC）。由亚德诺半导体技术有限公司制造生产的AD420数模转换器（DAC）数模转换器（DAC、D/A、D2A 或 D 转 A）可将数字信号转换为缓冲或无缓冲的模拟电压或电流。DAC 架构是否适合特定应用，要取决于分辨率和采样频率。DAC 通常用于音乐播放器，将数字数据流转换为模拟音频流。它们还用于电视和手机，将数字视频数据转换为模拟视频信号，再连接到屏幕驱动器，以显示单色或彩色图像。

GENERAL DESCRIPTION

The AD420 is a complete digital to current loop output converter, designed to meet the needs of the industrial control market. It provides a high precision, fully integrated, low cost single-chip solution for generating current loop signals in a compact 24-lead SOIC or PDIP package.

FEATURES

4 mA–20 mA, 0 mA–20 mA or 0 mA–24 mA

current output

16-bit resolution and monotonicity

±0.012 max integral nonlinearity

±0.05 max offset (trimmable)

±0.15 max total output error (trimmable)

Flexible serial digital interface (3.3 MBPS)

On-Chip loop fault detection

On-chip 5 V reference (25 ppm/°C max)

Asynchronous CLEAR function

Maximum power supply range of 32 V

Output loop compliance of 0 V to VCC − 2.75 V

24-Lead SOIC and PDIP packages