ht82v842 Holtek Semiconductor Inc., ht82v842 Datasheet - Page 2

• Manufacturer Part Number: ht82v842
• Description: Ccd Cds/pga/10b-20m-adc
• Manufacturer: Holtek Semiconductor Inc.

Pin Assignment
Pin Description
Rev. 1.00
1, 3, 17~18, 21
2, 6~7, 19, 34, 43
4
5
8~9, 20, 33, 42
10
11
12
13
14
15
16
22
23
24
25
26
27
28
29
30
31
32
35
36
37~41, 44~48
Pin No.
NC
VDD
VRN
VRP
VSS
VCOM
CCDIN
REFIN
CLPCAP
ADIN
OBCAP
MONOUT
ADCK
SHR
SHD
ADCLP
BLK
CCDCLP
OBP
SCK
SDATA
CS
STBY
RESET
OUTCK
DO0~DO9
Pin Name
I/O
¾
¾
¾
O
O
O
O
O
O
O
I
I
I
I
I
I
I
I
I
I
I
I
I
I
I
I
No connection
Positive power supply for analog circuit
Negative reference voltage for internal ADC
Connect to V
Positive reference voltage for internal ADC
Connect to V
Negative power supply for analog circuit
Common reference voltage for internal ADC
CDS circuit data input
CDS circuit reference input
Clamp level output
Connect to V
ADIN signal input
Black level integration voltage
Connect to V
Monitor output of CDS or PGA
ADC sampling clock input
Reference sampling pulse input
Data sampling pulse input
Pulse input for ADIN clamp and black calibration control
Blanking pulse input
Clamp control input
Black level period pulse input
Serial clock input
Serial data input
Serial port chip selection (Active at low)
Power down control (Active low)
Reset signal (Active low)
Clock source for ADC output
Digital output from ADC
H T 8 2 V 8 4 2
4 8 L Q F P - A
SS
SS
SS
SS
via 0.1mF
via 0.1mF
via 0.1mF
via 0.1mF~1mF (by applications)
2
Description
HT82V842
July 15, 2004