HD49340HF View Datasheet(PDF) - Renesas Electronics

Part Name

Description

Manufacturer

HD49340HF

CDS/PGA & 10-bit A/D Converter

Renesas Electronics 

HD49340F/HF

Input/Output Equivalent Circuit

Pin Name

Digital output

D0 to D9

Digital input

Analog

ADCLK, OBP,

SPBLK, SPSIG,

CS, SCK, SDATA,

PBLK, OEB

CDSIN

Equivalent Circuit

DIN

STBY

Digital

input

DVDD

*1

DVDD

Digital

output

Note: Only OEB is pulled down to about 70 kΩ.

AVDD

Internally

connected

to VRT

CDSIN

ADCIN

BLKSH, BLKFB,

BLKC

VRT, VRM, VRB

BIAS

ADCIN

AVDD

Internally

connected

to VRM

BLKFB

AVDD

+

−

BLKSH

VRT

+

−

BLKC

+

−

VRM

VRB AVDD

BIAS

AVDD

Rev.1.0, Apr 20, 2004, page 4 of 22

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