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PDF CXD2408AR Data sheet ( Hoja de datos )
| Número de pieza | CXD2408AR | |
| Descripción | Timing Generator for Progressive Scan CCD Image Sensor | |
| Fabricantes | Sony | |
| Logotipo |  |
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CXD2408AR
Timing Generator for Progressive Scan CCD Image Sensor
Description
The CXD2408AR is an IC developed to generate
the timing pulses required by the Progressive Scan
CCD image sensors as well as signal processing
circuits.
64 pin LQFP (Plastic)
Features
• EIA support
• Electronic shutter function
• Random trigger shutter function
• Sync signal generator
• Supports external synchronization
• Supports non-interlaced operation
• Base oscillation 1560fh (24.5454MHz)
Applications
Progressive Scan CCD cameras
Structure
Silicon gate CMOS IC
Absolute Maximum Ratings
• Supply voltage
VDD VSS – 0.5 to +7.0 V
• Input voltage
VI VSS – 0.5 to VDD + 0.5 V
• Output voltage
VO VSS – 0.5 to VDD + 0.5 V
• Operating temperature Topr –20 to +75 °C
• Storage temperature Tstg –55 to +150 °C
Recommended Operating Conditions
• Supply voltage
VDD 4.75 to 5.25
• Operating temperature Topr –20 to +75
V
°C
Applicable CCD Image Sensors
ICX074AK, ICX074AL
Sony reserves the right to change products and specifications without prior notice. This information does not convey any license by
any implication or otherwise under any patents or other right. Application circuits shown, if any, are typical examples illustrating the
operation of the devices. Sony cannot assume responsibility for any problems arising out of the use of these circuits.
–1–
E96402A68
1 page  
CXD2408AR
Pin
No.
Symbol
36 EXT
37 REND
38 REVH
39 OCTL
40 Vss
41 RDM
42 RM
43 XCPDM
44 XCPOB
45 PBLK
46 ID
47 WEN
48 TEST8
49 CL
50 CLD
51 O2FH
52 NC
53 FLD
54 BLK
55 Vss
56 VDD
57 SYNC
58 HDI
59 VDI
60 HDO
61 VDO
62 HRI
63 VRI
64 CKI
I/O Description
I Internal synchronization/external synchronization switching. (With pull-down resistor)
Low: Internal synchronization, High: External synchronization
I Normal reset/direct reset switching. (With pull-down resistor)
Low: Normal reset, High: Direct reset
I V reset/HV reset switching. (With pull-down resistor)
Low: V reset, High: HV reset
I O2FH output control. (With pull-down resistor)
Low: No output, High: Output
— GND
I Normal operation/random trigger shutter switching. (With pull-down resistor)
Low: Normal operation, High: Random trigger shutter
I Switching for output mode. (With pull-down resistor)
Low: Non-interlaced, High: Interlaced
O Clamp pulse output.
O Clamp pulse output.
O Blanking cleaning pulse output.
O Line identification output.
O Write enable output.
I Test input. (With pull-down resistor)
O fck clock output. (0°)
O fck clock output. (180°)
O 2 fH output.
—
O Field pulse output.
O Composite blanking output.
— GND
— Power supply.
O Composite sync output.
I Horizontal sync signal input.
I Vertical sync signal input.
O Horizontal sync signal output.
O Vertical sync signal output.
I Horizontal reset signal input.
I Vertical reset signal input.
I 2 fck clock input.
–5–
5 Page 
CXD2408AR
Description of Operation
1. Mode Control
Symbol Pin No.
RM 42
RDM
41
PS 3
EXT 36
REND
37
REVH
38
L
1/30s non-interlaced
Normal operation
Parallel
Internal synchronization
Normal reset
V reset
H Remarks
1/60s interlaced
Random trigger shutter
Serial
Electronic shutter speed input method
External synchronization
Direct reset
HV reset
2. Mode Relationships
RM
EXT
RDM
REND
LH
1/30s non-interlaced
1/60s interlaced
LHL H
Internal synchronization External synchronization Internal synchronization External synchronization
LH
LH
Normal
operation
Random
trigger
shutter
Normal operation
Normal
operation
Random
trigger
shutter
Normal operation
LH
Direct reset
Normal
reset
Direct reset
REVH
L
V
reset
H
HV
reset
L
V
reset
H
HV
reset
: Disabled
– 11 –
11 Page | ||
| Páginas | Total 30 Páginas | |
| PDF Descargar | [ Datasheet CXD2408AR.PDF ] | |
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