CXD1172AM Datasheet, PDF (1/11 Pages) Sony Corporation – 6-bit 20MSPS Video A/D Converter (CMOS)

CXD1172AM/AP
6-bit 20MSPS Video A/D Converter (CMOS)
Description
CXD1172AM/AP is a 6-bit CMOS A/D converter for
video use. The adoption of a 2-step parallel system
achieves low consumption at a maximum conversion
speed of 20MSPS minimum, 35MSPS typical.
CXD1172AM
16 pin SOP (Plastic)
CXD1172AP
16 pin DIP (Plastic)
Features
• Resolution: 6-bit ± 1/2LSB
• Max. sampling frequency: 20MSPS
• Low power consumption: 40mW (at 20MSPS typ.)
(Reference current excluded)
• Built-in sampling and hold circuit.
• 3-state TTL compatible output.
• Power supply: 5V single
• Low input capacitance: 4pF
• Reference impedance: 250Ω (typ.)
Applications
TV, VCR digital systems and a wide range of fields
where high speed A/D conversion is required.
Structure
Silicon gate CMOS monolithic IC
Absolute Maximum Ratings (Ta = 25°C)
• Supply voltage VDD
7
V
• Reference voltage
VRT, VRB VDD + 0.5 to VSS – 0.5 V
• Input voltage VIN
VDD + 0.5 to VSS – 0.5 V
(Analog)
• Input voltage VCLK VDD + 0.5 to VSS – 0.5 V
(Digital)
• Output voltage VOH, VOL VDD + 0.5 to VSS – 0.5 V
(Digital)
• Storage temperature
Tstg
–55 to +150 °C
Recommended Operating Conditions
• Supply voltage AVDD, AVSS 4.75 to 5.25 V
DVDD, DVSS 4.75 to 5.25
V
• Reference input voltage
VRB
0 to 4.1
V
VRT
0.9 to 5.0
V
VRT – VRB
0.9 to AVDD
V
• Analog input voltage
VIN
VRB to VRT
V
• Clock pulse width
TPW1, TPW0 23ns (min.) to 1.1µs (max.)
• Operating temperature
Topr
–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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E89320C78-PS