PRELMNARY
35
–
No connection
–
NC
36
LZ34B1B
3
PIN NO.
SYMBOL
BIAS
1
1
I/O
–
DESCRIPTION
A/D
Analog
Analog
Digital
Digital
Digital ground
Digital power supply
–
–
–
AV
DD
DGND
DV
DD
11
12
13
Analog
Analog power supply
–
AGND
10
Digital
Analog ground
I
STBY
9
–
Standby control mode
*
–
NC
8
Analog
No connection
–
ADH
7
Analog
Top ADC reference voltage
–
ADL
6
Analog
Bottom ADC reference voltage
–
OFS
5
Analog
Offset bias voltage for AGC output
–
AV
DD
4
Analog
Analog power supply
–
AGND
3
Analog
Analog ground
O
AGCOUT
2
AGC output
Analog bias voltage 1 for image sensor
Digital
I
SDI
27
Control data input (AGC gain, offset, shutter control,
image inversion, etc.)
Shift clock for data
Digital
I
VD
26
Vertical drive pulse input
Digital
I
HD
25
Horizontal drive pulse input
Digital
O
CLK
24
Clock output (6.135 MHz)
Digital
O
D
7
23
ADC signal output (MSB)
Digital
O
D
6
22
ADC signal output
Digital
O
D
5
21
ADC signal output
Digital
O
D
4
20
ADC signal output
Digital
Digital
Digital
O
O
O
D
1
D
2
D
3
17
18
19
ADC signal output
ADC signal output
ADC signal output
Digital
Digital
O
O
CKO
D
0
15
16
Clock output for oscillator
ADC signal output (LSB)
Digital
I
CKI
14
Clock input for oscillator (12.27 MHz)
Analog bias voltage 2 for image sensor
34
* Standby mode functions
High level : Standby mode (all circuits power-off), Low level or open : Normal mode (all circuits active)
BIAS
2
–
Analog
Analog image signal input
33
SIGIN
I
Analog
Analog image signal output
32
SIGOUT
O
Analog
Analog bias voltage 1 for clamp circuit
31
CLP
1
–
Analog
Analog bias voltage 2 for clamp circuit
30
CLP
2
–
Analog
Load pulse for data input
29
LOAD
I
Digital
28
SCLK
I
Digital
PIN DESCRIPTION