HD49334AHNP Renesas Electronics Corporation., HD49334AHNP Datasheet - Page 5

• Manufacturer Part Number: HD49334AHNP
• Description: Cds/pga & 10-bit A/d Converter
• Manufacturer: Renesas Electronics Corporation.

HD49334ANP/AHNP
Pin Description (cont.)
Pin No.
31
32
33
34
35
36
Note:
Input/Output Equivalent Circuit
Pin Name
Digital output
Digital input
Analog
Rev.2.00 May 20, 2005 page 3 of 21
1. With pull-down resistor.
Symbol
DV
DV
CS
SDATA
SCK
D0
DD
SS
D0 to D9
ADCLK, OBP,
SPBLK, SPSIG,
CS, SCK, SDATA,
PBLK
CDSIN
ADCIN
BLKSH, BLKFB,
BLKC
VRT, VRM, VRB
BIAS
Description
Digital power supply (3 V)
Digital ground (0 V)
Serial interface control input pin
Serial data input pin
Serial clock input pin
Digital output
Equivalent Circuit
BLKFB
CDSIN
ADCIN
STBY
+
DIN
Digital
BIAS
input
VRT
AV
AV
DD
DD
AV
DD
DV
AV
DD
DD
+
+
VRB
VRM
DV
Internally
connected
to VRT
Internally
connected
to VRM
Digital
output
AV
DD
I/O
—
—
I
I
I
O
BLKSH
BLKC
DD
+
Analog(A) or
Digital(D)
D
D
D
D
D
D