WM2627IDT Ver la hoja de datos (PDF) - Wolfson Microelectronics plc

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componentes Descripción

Fabricante

WM2627IDT

Quad 8-Bit Serial Input Voltage Output DAC

Wolfson Microelectronics plc 

WM2627

PIN CONFIGURATION

DVDD 1

NPD

2

NLDAC 3

DIN

4

SCLK

5

NCS

6

FS

7

DGND 8

16 AVDD

15 REFINAB

14 OUTA

13 OUTB

12 OUTC

11 OUTD

10 REFINCD

9 AGND

Production Data

PIN DESCRIPTION

PIN NO

1

2

3

4

5

6

7

8

9

10

11

12

13

14

15

16

NAME

DVDD

NPD

NLDAC

DIN

SCLK

NCS

FS

DGND

AGND

REFINCD

OUTD

OUTC

OUTB

OUTA

REFINAB

AVDD

TYPE

Supply

Digital input

Digital input

Digital input

Digital input

Digital input

Digital input

Ground

Ground

Analogue input

Analogue output

Analogue output

Analogue output

Analogue output

Analogue input

Supply

DESCRIPTION

Digital supply.

Power down. Powers down all DACs overriding their individual power

down settings and all output stages. This pin is active low.

Load DAC. Digital input active low. NLDAC must be taken low to update

the DAC latch from the holding latches.

Serial data input.

Serial clock input.

Chip select. This pin is active low.

Frame synchronisation for serial input data.

Digital ground.

Analogue ground.

Voltage reference input for DACs C and D.

DAC D output.

DAC C output.

DAC B output.

DAC A output.

Voltage reference input for DACs A and B.

Analogue supply.

WOLFSON MICROELECTRONICS LTD

PD Rev 1.0 April 2001

2

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