WM5621LED datasheet(8/14 Pages) WOLFSON

部件名	WM5621LED

功能描述	Low-power Quadruple 8-Bit DAC

PDF	14 Pages

Scroll/Zoom	100%

制造商	WOLFSON [Wolfson Microelectronics plc]

网页	http://www.wolfsonmicro.com

标志

8 / 14 page

Wolfson Microelectronics

WM5621L

Input and Output Circuits

Pin Descriptions

Name

Type

Function

GND

Supply

Ground return and reference terminal

REFA

Analogue input

Reference voltage input to DACA

REFB

Analogue input

Reference voltage input to DACB

REFC

Analogue input

Reference voltage input to DACC

REFD

Analogue input

Reference voltage input to DACD

DATA

Digital input

Serial interface data

CLK

Digital input

Serial interface clock, negative edge sensitive

Digital input

Input Enable

DACD

Analogue output

DAC D output

DACC

Analogue output

DAC C output

DACB

Analogue output

DAC B output

DACA

Analogue output

DAC A output

HWACT

Digital input

Hardware activate

VDD

Supply

Positive supply voltage

Timing Waveforms

Figure 1: Detailed timing of serial interface

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