HD49340F Renesas Electronics Corporation., HD49340F Datasheet - Page 4

• Manufacturer Part Number: HD49340F
• Description: Cds/pga & 10-bit A/d Converter
• Manufacturer: Renesas Electronics Corporation.

HD49340F/HF
Input/Output Equivalent Circuit
Pin Name
Digital output
Digital input
Analog
Rev.1.0, Apr 20, 2004, page 4 of 22
D0 to D9
ADCLK, OBP,
SPBLK, SPSIG,
CS, SCK, SDATA,
PBLK, OEB
CDSIN
ADCIN
BLKSH, BLKFB,
BLKC
VRT, VRM, VRB
BIAS
Equivalent Circuit
Note: Only OEB is pulled down to about 70 k .
BLKFB
CDSIN
ADCIN
STBY
+
DIN
Digital
input
BIAS
VRT
AV
AV
DD
DD
AV
DD
DV
AV
DD
DD
+
*1
+
VRB
VRM
DV
Internally
connected
to VRT
Internally
connected
to VRM
Digital
output
AV
DD
BLKSH
BLKC
DD
+