Canon PowerShot 350 Service Manual - Page 119

2-4. IC BLOCK IC3006 S3511A 4.8 4.8 4.8 8 7 6 Serial Interface Shift Register Comparitor I Oak .01 Internal Generator Register Voltage Regulator nput Voltage Monitor -0-I Status Register Frequency Divider Oscillator IC2202 S8081B CR 7 DISCHARGE 6 TRIGGER 5 OSC V20 DIVIDER TOUT SE EC INPUT CHATTERING ARREST CIRCUIT SET RESET 4 INPUT CIRCUIT 2 3 O 4.8 0.5 0.6 IC3009 MN41 V4260TT7 RAS UCAS 30 LCAS CLOCK GENERATOR LOWER BYTE CLOCK -IdUPPER BYT CLOCK CBR REFRESH COUNTER LOWER WRITE CLOCK UPPER WRITE CLOCK DATA INPUT BUFFER DATA INPUT BUFFER AO 18 Al 19 A2 A3 A4 4 A5 A6 A7 A8 8 VDD VDD 6 VDD Vss Vss Vss 44 ROW ADDRESS BUFFER COLUMN ADDRESS BUFFER ROW DECODER WORD DRIVER BO MEMOR CELL SENSE AMP COLUMN DECODER .44 110 SELECTION DATA OUTPUT BUFFER DATA OUTPUT BUFFER CONTROL L -11. OUTPUT LEVEL SHIFT POWER ON CLEAR 3 OUT 8 VDD REGULATOR Vss NWE 2 DO 3 DI 4 02 5 D3 7 D4 8 D5 D6 D7 D8 D9 D10 a DII 40 012 D13 2 014 015 NOE IC101 MN5260 A BI CLR 7 TEST1 3 TEST2 10 TEST3 FCK2 RW1 4 CSELI CSEL2 6 DCLK DATA 9 DRV 2 RCNT VMD1 VMD2 4 HD 5 VO 6 MODE SET STI 13 VDD1 43 V002 V003 V005 BUFFER FAST PULSE DECODER E.SHUTTER SUB PULSE V TIMING H TIMIN V- TRANSFER ► PULSE, PROCESS PULSE, STROBO PULSE AO 40 BO CLKO RWO 9 H2 H DS1 DS2 4 HCLR MCR STO V1 V2 V3 V4 CHI SUB 41 CPOB PBLK 4 CP2 4 Vssl 18 Vss2 Vss3 2 Vss5 IC3010 MN47V76S NC NC 2 NC 3 NC 4 WE 5 ✓RST 8 WCK REFRESH REFRESH CLOCK ADDRESS t t GENERATOR GENERATOR ARBITER WRITE ADDRESS GENERATOR WRITE ADDRESS GENERATOR Vss 6 TEST 7 VDD WRITE ADDRESS POINTER DECODER WRITE DATA REGISTER 128WORD X 4BIT - MEMORY CELL ARRAY - 262.144WORD X 4BIT POINTER Dll DATA INPUT LINE REGISTER D12 BUFFER 128WORD X 4BIT D13 READ CLOCK GENERATOR READ ADDRESS GENERATOR READ ADDRESS POINTER READ DATA REGISTER 128WORD X 4BIT DATA OUTPUT BUFFER NC NC NC NC RCK RRST OE 4 RE 3 Vss VDD 18 000 DO1 16 DO2 DO3 E9