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1. OUTLINE OF CIRCUIT DESCRIPTION
1-1. CCD CIRCUIT DESCRIPTION
1. IC Configuration
The CCD peripheral circuit block basically consists of the fol-
lowing ICs.
IC903 (MN39830PLJ-A)
IC901 (AN20112A)
IC905 (AD9996BBCZ)
2. IC903 (CCD)
[Structure]
Interline type CCD image sensor
Optical size
Effective pixels
Pixels in total
Optical black
Horizontal (H) direction: Front 12 pixels, Rear 58 pixels
Vertical (V) direction:
Dummy bit number
Symbol
Pin No.
1, 25, 26
V
V
V
5L,
5R,
6
2, 3
V
V
5A,
5B
V
V
V
1S,
2,
3L,
4, 7, 8, 9, 11
V
V
3R,
4
5, 6, 10
V
V
V
1,
3A,
3B
16
VO
15
VDD
18
ØRG
12, 17
GND
19
PT
20
SUB SW
21
SUB
22, 23
H
H
L,
1
24
H
2
CCD imager
V driver
CDS, AGC, A/D converter,
H driver, vertical TG
1/2.5 type format
2864 (H) X 2160 (V)
2934 (H) X 2171 (V)
Front 6 pixels, Rear 5 pixels
Horizontal : 28 Vertical :7
Pin Description
Vertical register transfer clock
Vertical register transfer clock
Vertical register transfer clock
Vertical register transfer clock
Signal output
Circuit power
Reset gate clock
GND
Protection transister bias
Substrate control
Substrate clock
Horizontal register transfer clock
Horizontal register transfer clock
Table 1-1. CCD Pin Description
V
12
Pin 13
Fig. 1-1.Optical Black Location (Top View)
NC
13
NC
14
NC
27
NC
28
VDD
15
VO
16
GND
17
18
Fig. 1-2. CCD Block Diagram
Waveform
DC
DC
GND
DC
DC
– 3 –
Pin 1
5
6
H
58
ø V6
1
ø V5B
2
Photo diode
ø V5A
3
ø V4
4
5
ø V3B
6 ø V3A
7 ø V3L
ø V3R
8
9 ø V2
10 ø V1
11 ø V1S
12 GND
25 ø V5R
26 ø V5L
Horizontal shift register
19 PT
20 SUBSW
21 ø Vsub
22
23
24
Voltage
-6.0 V, 0 V
-6.0 V, 0 V, 12 V
-6.0 V, 0 V
-6.0 V, 0 V, 12 V
Aprox. 12 V
12 V
4.5 V, 7.8 V
0 V
-6.0 V
0, 3.3 V (When importing all
picture element: 3.3 V)
Aprox. 6 V
(Different from every CCD)
0 V, 3.3 V
0 V, 3.3 V
When sensor read-out
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