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CXD2314R

Sony Corporation
Part Number CXD2314R
Manufacturer Sony Corporation
Description 9-bit 20MSPS Video A/D Converter
Published Mar 27, 2005
Detailed Description CXD2314R 9-bit 20MSPS Video A/D Converter For the availability of this product, please contact the sales office. Descrip...
Datasheet PDF File CXD2314R PDF File

CXD2314R
CXD2314R

Overview
CXD2314R 9-bit 20MSPS Video A/D Converter For the availability of this product, please contact the sales office.
Description The CXD2314R is a 9-bit CMOS A/D converter for video applications.
This IC is ideally suited for the A/D conversion of video signals in TVs, VCRs, camcorders, etc.
Features • Resolution: 9-bit ±0.
5 LSB (D.
L.
E.
) • Maximum sampling frequency: 20MSPS • Low power consumption: 130mW (at 20MSPS typ.
) (Not including reference current) • TTL compatible input • Tri-state TTL compatible output (DVDD = 3.
3V) • Low input capacitance • Reference impedance: 280Ω (typ.
) Absolute Maximum Ratings (Ta = 25°C) • Supply voltage VDD • Reference voltage VRT, VRB • Input voltage (analog) VIN • Input voltage (digital) VIH, VIL • Output voltage (digital) VOH, VOL • Storage temperature Tstg 48 pin LQFP (Plastic) Structure Silicon gate CMOS IC 7 VDD+0.
5 to VSS–0.
5 VDD+0.
5 to VSS–0.
5 VDD+0.
5 to VSS–0.
5 VDD+0.
5 to VSS–0.
5 –55 to +150 V V V V V °C Recommended Operating Conditions • Supply voltage AVDD, AVSS 5.
0±0.
25 DVDD, DVSS 3.
0 to 5.
25 | DVSS – AVSS | 0 to 100 • Reference input voltage VRB More than 1.
8 VRT to AVDD–0.
4 • Analog input VIN More than 1.
8Vp-p • Clock pulse width TPW1 25 (min.
) TPW0 25 (min.
) • Operating ambient temperature Topr –20 to +75 V V mV V V ns ns °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.
–1– E96223-ST CXD2314R Block Diagram AVSS 27 28 36 AVDD 18 26 VIN 39 S/H Amp + + – ×8 Sense Amp Coarse Correction & Latch 12 D8 11 D7 10 D6 9 8 D5 D4 VRT 29 VRT 30 DAC Coarse Comparate & Encode Fine Comparate & Encode Fine Latch Calibration Unit VRB 34 VRB 35 Sense Amp 5 D3 4 D2 3 D1 2 D0 (LSB) 21 MINV...


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