CXD2457R
Timing Generator for Progressive Scan CCD Image Sensor
Description
48 pin LQFP (Plastic)
The CXD2457R is an IC developed to generate the
timing pulses required by Progressive Scan CCD
image sensors as well as signal processing circuits.
Features
• Electronic shutter function
• Supports non-interlaced operation
• Base oscillation frequency 30.0MHz
• Horizontal drive frequency switchable between
15/10/5MHz
Absolute Maximum Ratings
• Supply voltage
VDDa, VDDb, VDDc, VDDd
Vss – 0.5 to Vss + 7.0
• Switchable between FINE (Progressive Scan) mode
or DRAFT (high-frame rate readout) mode
• Vertical driver
V
V
V
V
V
V
• Supply voltage
• Supply voltage
• Supply voltage
• Input voltage
VSS VL – 0.5 to VL + 10.0
VH
VL – 0.5 to VL + 26.0
VM VL – 0.5 to VL + 26.0
Applications
VI
Vss – 0.5 to VDD + 0.5
Vss – 0.5 to VDD + 0.5
Progressive Scan CCD cameras
• Output voltage
VO
• Operating temperature
Structure
Topr
• Storage temperature
Tstg
–20 to +75
°C
°C
Silicon gate CMOS IC
–55 to +150
Applicable CCD Image Sensor
ICX204AK
Recommended Operating Conditions
• Supply voltage 1 VDDa, VDDb, VDDc
3.0 to 3.6
V
V
V
V
V
• Supply voltage 2 VDDd
• Supply voltage 3 VH
• Supply voltage 4 VL
• Supply voltage 5 VM
• Operating temperature
Topr
3.0 to 3.6
14.25 to 15.75
–9.0 to –5.0
0
–20 to +75
°C
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.
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