UPD6453GT

UPD6453GT (1/2) IL00 C-MOS ON-SCREEN CHARACTER DISPLAY —TOP VIEW— 4 DATA VR VG VB 20 19 H SYNC V SYNC CK OUT MP 12 13 14 7 11 BUSY 1 20 19 H SYNC V SYNC 2 CLK 2 CS 3 DATA 4 PCL 5 6 VDD 18 B BLK 9 17 G BLK 16 R BLK OSC IN OSC OUT V CBL 15 8 R BLK G BLK 5 PCL B BLK 16 17 18 15 V CBL 14 VB 13 VG 12 VR 11 MP CK OSC OUT 7 8 9 10 GND BUSY CS 3 1 OUT OSC IN INPUT CLK : : CS : DATA H SYNC : OSC IN : : PCL V SYNC : CLOCK CHIP SELECT SERIAL DATA HORIZONTAL SYNC OSCILLATOR IN POWER ON CLEAR VERTICAL SYNC OUTPUT BBLK, RBLK, GBLK BUSY CK OUT MP OSC OUT VR, VG, VB VCBL : : : : : : : B, R, G, BLANKING BUSY OUT CLOCK MASK PULSE OSCILLATOR OUT R, G, B, CHARACTER DATA VIDEO CUT BLANKING http://www.Datasheet4U.com UPD6453GT (2/2) 4 DATA 2 CLK BUSY 3 CS 1 DATA INPUT SHIFFT REGISTER INSTRUCTION DECODER CONTROL SIGNAL 6 10 VDD VSS DATA BUFFER REGISTER CAHRA SIZE REGISTER 7 H ADDRESS REGISTER H POSITION COUNTER WRITE ADDRESS COUNTER H ADDRESS COUNTER VIDEO RAM DATA SELECTOR CHARA COLOR BLINK DATA DATA DATA 8-BIT 3-BIT 1-BIT x x x 288 WORD 288 WORD 288 WORD CK OUT H SIZE COUNTER OSC CIRCUIT BACKGROUND CONTROL DATA REGISTER DISPLAY CONTROL DATA REGISTER OSC IN 9 OSC OUT L OSC 8 V ADDRESS REGISTER SYNC PROTECT CIRCUIT TIMING GENERATOR V SIZE COUNTER V POSITION COUNTER V ADDRESS COUNTER COSC IN COSC OUT 20 19 H SYNC V SYNC CHARACTER CHARACTER GENERATOR GENERATOR RAM ROM 12 x 18-BIT 12 x 18-BIT x x 16 WORD 240 WORD 16 R BLK G BLK B BLK 17 18 OUTPUT C...