Outline Of Circuit Description - Sanyo VPC-S7 Service Manual

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 (MN39601PMJ-A)
IC901 (AN20112A)
IC905 (AD9971BCPZRL)
2. IC903 (CCD)
[Structure]
1/2.5 inch positive pixel-type color frame-reading fixed pic-
ture elements
Optical size
Effective pixels
Pixels in total
Optical black
Horizontal (H) direction: Front 12 pixels, Rear 44 pixels
Vertical (V) direction:
Dummy bit number
Symbol
Pin No.
1, 4, 5, 9, V1S, V3R, V3L,
10, 13 V5R, V5L, V6
2, 3 V5A, V5B
6, 11
V2, V4
7, 8, 12 V1, V3A, V3B
18, 19 GND1, GND2
26
SUB
15, 17 VDD1, VDD2
16
VO
25 SUB SW
22, 27 ØH1A, ØH1B
23, 28 ØH2A, ØH2B
21
ØHL
14
NC
20
ØRG
24
PT
CCD imager
V driver
CDS, AGC, A/D converter,
H driver vertical TG
1/2.5 type format
3096 (H) X 2328 (V)
3152 (H) X 2342 (V)
Front 6 pixels, Rear 8 pixels
Horizontal : 28 Vertical : 7
Pin Description
Vertical shift register clock pulse
Vertical shift register clock pulse
Vertical shift register clock pulse
Vertical shift register clock pulse
GND
Substrate clock
Power
CCD output
Substrate control
Horizontal shift register clock pulse
Horizontal shift register clock pulse
Final horizontal shift register clock
pulse
NC
Reset pulse
Protection P well
Table 1-1. CCD Pin Description
V
12
Pin 15
Fig. 1-1.Optical Black Location (Top View)
14 13 12 11
15 16 17 18
Fig. 1-2. CCD Block Diagram
Waveform
GND
DC
DC
DC
NC
DC
– 3 –
Pin 1
8
6
H
44
3 2 1
10 9 8 7 6 5 4
Horizontal shift register
21 22 24 25 27
19 20 23 26 28
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
0 V
Aprox. 8 V
(Different from every CCD)
12 V
Aprox. 10 V
0, 3.3 V (When importing all
picture element: 3.5 V)
0 V, 3.0 V
0 V, 3.0 V
0 V, 3.0 V
12.5 V, 16 V
-6 V
When sensor read-out