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HD49323AF Datasheet, PDF (5/27 Pages) Hitachi Semiconductor – CDS/AGC & 10-bit A/D Converter
Input/Output Equivalent Circuit
Pin Name
Digital output
D0 to D9
Equivalent Circuit
DIN
Digital input
Analog input
ADCLK
OBP
SPBLK
SPSIG
CS
SCK
SDATA
PBLK
OE
CDSIN
STBY
or
OE
Digital
input
*1
70kΩ
(Typ)
CDSIN
HD49323AF-01
DVDD
Digital
output
Connected to
VRM internally
Reference voltage input
VRT
VRM
VRB
VRM2
VRT VRM VRM2 VRB
+
−
Clamp
CLP
AVDD
CLP
Connected to
VRM internally
Internal bias
BIAS
Note: 1. Applies to OE and PBLK.
AVDD
BIAS
5