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EM83040A

ELAN Microelectronics Corp
Part Number EM83040A
Manufacturer ELAN Microelectronics Corp
Description LCD CONTROLLER
Published Apr 2, 2005
Detailed Description EM83040A LCD CONTROLLER inary m i l e r P GENERAL DESCRIPTION The EM83040A is a dot matrix LCD driver which is fabrica...
Datasheet PDF File EM83040A PDF File

EM83040A
EM83040A

Overview
EM83040A LCD CONTROLLER inary m i l e r P GENERAL DESCRIPTION The EM83040A is a dot matrix LCD driver which is fabricated by low power CMOS technology.
This chip includes 80- bits shift register , 80 bits data latch and 80 bits level driver.
A LCD RAM inside can be mapping to LCD signal.
It converts RAM data to parallel data and output lcd waveform to LCD.
FEATURES (1) (2) (3) (4) (5) (6) (7) (8) (9) (10) (11) (12) Supply power 2.
6~6V Internal RAM : 2.
5k x 4 bits RAM can be controlled by eight signals including four bit data bus.
LCD drive voltage :<13V Duty: 1/32, 1/48, 1/80 Build in DC converter double and triple Modularized function: connect to another 83040 to extent LCD matrix One DC converter enabled and other 83040 can shared with this.
Internal regulator output for DC converter controlled by control register.
(2.
5V to 4.
6V, 8 level) Chip form (EM83040AH), 128 pin package (14mmx20mm EM83040AAQ), 160 pin package (EM83040ABQ) Bias : 1/5 for 32 common, 1/7 for 48 common, 1/9 for 80 common.
Fixed by internal circuit.
Internal RC clock about 250 KHz.
APPLICATION (1) (2) (3) Data Bank LCD toy Education computer PIN ASSIGNMENTS VREG EM83040ABQ * This specification are subject to be changed without notice.
5.
31.
2001 1 EM83040A LCD CONTROLLER inary m i l e r P O79 MAIN NC NC NC NC NC M1 VREG M0 EN RAMEN RAMADS RAMW RAMR RAMD3 RAMD2 RAMD1 RAMD0 LOAD VDD CA CB GND VSS2 VSS3 V1 V2 V3 V4 NC NC NC NC NC NC V5 O0 128 127 126 125 124 123 122 121 120 119 118 117 116 115 114 113 112 111 110 109 108 107 106 105 104 103 102 101 100 99 98 97 96 95 94 93 92 91 90 89 88 87 86 85 84 83 82 81 80 79 78 77 76 75 74 73 72 71 70 69 68 67 66 65 O78 O77 O76 O75 O74 O73 O72 O71 O70 O69 O68 O67 O66 O65 O64 O63 O62 O61 O60 O59 O58 O57 O56 O55 O54 O53 EM83040AAQ O52 O51 NC NC NC NC NC NC O50 O49 O48 O47 O46 O45 O44 O43 O42 O41 O40 O39 O38 O37 O36 O35 O34 O33 O32 O31 O30 P29 NC NC NC NC NC NC O28 O27 BLOCK DIAGRAM O1 O2 O3 O4 O5 O6 O7 O8 O9 O10 O11 O12 O13 O14 O15 O16 O17 O18 ...


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