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CXD1257AR Dataheets PDF



Part Number CXD1257AR
Manufacturers Sony Corporation
Logo Sony Corporation
Description CCD Camera Timing Generator
Datasheet CXD1257AR DatasheetCXD1257AR Datasheet (PDF)

CXD1257AR CCD Camera Timing Generator Description The CXD1257AR generates the timing pulses required by the CCD image sensors as well as signal processing circuits. Features • NTSC and PAL compatible • Electronic shutter function • H-driver • Compatible with digital and analog camera systems • Standby function Applications CCD cameras Structure Silicon gate CMOS IC Applicable CCD Image Sensors ICX026CKA, ICX027CKA ICX054AK, ICX055AK ICX056AK Block Diagram 62 64 pin LQFP (Plastic) Absolute Maxi.

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CXD1257AR CCD Camera Timing Generator Description The CXD1257AR generates the timing pulses required by the CCD image sensors as well as signal processing circuits. Features • NTSC and PAL compatible • Electronic shutter function • H-driver • Compatible with digital and analog camera systems • Standby function Applications CCD cameras Structure Silicon gate CMOS IC Applicable CCD Image Sensors ICX026CKA, ICX027CKA ICX054AK, ICX055AK ICX056AK Block Diagram 62 64 pin LQFP (Plastic) Absolute Maximum Ratings (Ta = 25°C) • 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 5.0 ± 0.25 • Operating temperature Topr –20 to +75 V °C VSS 8 21 28 40 VDD 24 25 56 15 16 17 18 19 20 60 VD INITIALIZE MODE SET 11 12 13 14 SYNC GEN 59 57 63 64 1 HD INITIALIZE ADR . COUNT 1/2 H – ROM LATCH ADR . COUNT V – ROM LATCH ADR . COUNT 23 ROG – ROM LATCH GATE 36 2 41 42 43 44 45 46 22 37 38 39 26 27 3 10 47 48 49 50 51 52 53 54 29 30 31 32 33 34 35 58 55 4 GATE GATE CONTROLLER 61 HTSG HIGH-SPEED PULSE GENERATION CIRCUIT DRIVER DECODER GATE COUNTER SHUT ROM DECODER 5 6 7 9 MICROCOMPUTER 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– E91817B4X-PK CXD1257AR Pin Description Pin No. 1 2 3 4 5 6 7 8 9 10 11 12 13 14 15 16 17 18 19 20 21 22 23 24 25 26 27 28 29 30 31 32 33 34 35 Symbol OSCO OSCI EF ED0 ED1 ED2 SMD1 Vss SMD2 XVCT D1 D2 D3 D4 A5 A4 A3 A0 A1 A2 Vss RG NC VDD VDD H1 H2 Vss XSUB XV2 XV1 XSG1 XV3 XSG2 XV4 I/O O I I I I I I — I O I I I I O O O O O O — O — — — O O — O O O O O O O Power supply. Power supply for H1 and H2. Clock output for CCD horizontal register drive. Clock output for CCD horizontal register drive. GND for H1 and H2. CCD discharge pulse output. Clock output for CCD vertical register drive. Clock output for CCD vertical register drive. CCD sensor charge readout pulse output. Clock output for CCD vertical register drive. CCD sensor charge readout pulse output. Clock output for CCD vertical register drive. Inverter output for oscillation. Inverter input for oscillation. Not used. (With pull-up resistor) Shutter speed setting. Strobe input for serial mode. (With pull-up resister) Shutter speed setting. Clock input for serial mode. (With pull-up resister) Shutter speed setting. Data input for serial mode. (With pull-up resister) Shutter mode setting. (With pull-up resister) GND Shutter mode setting. (With pull-up resister) Not used. (Open) Fix at Low in normal operation. (With pull.


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