LR38620 Datasheet | Sharp Corporation

BACK DESCRIPTION The LR38620 is a CMOS timing generator IC which generates timing pulses for driving 4 200 kpixel CCD area sensor and processing pulses. 48-PIN QFP Timing Generator IC for 4 200 k-pixel CCD PIN CONNECTIONS TOP VIEW Features - Designed for 1/1.8-type 4 200 k-pixel CCD area sensor - Frequency of driving horizontal CCD : 24.54545 MHz - In monitoring mode, it can be obtained 30 fields/s - External shutter control function with serial data input is possible - +3.3 V and +4.5 V power supplies - Package : 48-pin QFP (P-QFP048-0707) 0.5 mm pin-pitch GND 1 OFDC 2 OFDX 3 V1X 4 VH1AX 5 VH1BX 6 V2X 7 V3X 8 VH3AX 9 VH3BX 10 V4X 11 GND 12 48 47 46 45 44 43 42 41 40 39 38 37 36 GND 35 TST1 34 ED2 33 ED1 32 ED0 31 HD 30 VD 29 DCLK 28 CLK 27 CKO 26 CKI 25 GND 13 14 15 16 17 18 19 20 21 22 23 24 VDD3 VDD3 PBLK BCPX CLPX ADCK FCDS FS SHTR ID VDD3 VDD3 .. In the absence of confirmation by device specification sheets, SHARP takes no responsibility for any defects that may occur in equipment using any SHARP devices shown in catalogs, data books, etc. Contact SHARP in order to obtain the latest device specification sheets before using any SHARP device. VDD4 VDD4 TST3 TST2 FR FH2 GND GND FH1 ACLX VDD4 VDD4 (P-QFP048-0707) BLOCK DIAGRAM DCLK TST1 GND GND 25 CKO CLK ED2 ED1 ED0 CKI 26 OSC VDD4 37 VDD4 38 ACLX 39 FH1 40 1/2 GND 41 1/2 GND 42 FH2 43 RESET FR 44 TST2 45 TST3 46 VDD4 47 VDD4 48 LEVEL SHIFTER RESET DECODER 17 CLPX 16 BCPX 15 PBLK 14 VDD3 13 VDD3 H COUNTER GATE 19 FCDS 18 ADCK 1/16 DATA LATCH & SHUTTER CONTROL 24 VDD3 23 VDD3 22 ID 21 SHTR 20 FS RESET 11 V4X HD VD 30 V COUNTER 1 GND 2 OFDC 3 OFDX 4 V1X 5 VH1AX 6 VH1BX 7...