Part Number: JRM-12232A
Function: 122×32 Dots Display
Manufacturer: ETC
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Description
JRM-12232A 122*32DOTS STN/YELLOW GREEN 1/32DUTY 1/5BIAS 1 OUTLINE DIMENSION 2 PIN CONNECTIONS NO. 1 2 3 4 5 6 7 8 9~16 17~18 SYMBOL VDD VSS VO RES E1 E2 R/W A0 DB0-DB7 LEDA,K FUNCTION POWER SUPPLY FOR LOGIC CIRCUIT POWER SUPPLY (0V,GND) POWER SUPPLY FOR LCD H→68 SERIES , L→80 SERIES READ/WRITE ENABLE SIGNAL(MASTER) READ/WRITE ENABLE SIGNAL(SLAVE) READ/WRITE SELECT SIGNAL L→INSTRUCTION , H→ DATA BUS LINE LED Supply Voltage (5V) DATA 1 3 BLOCK DIAGRAM & INTERFACE COM 1-16 LCD 122*32 SEG 1-61 SEG 62-122 COM 17-32 SED1520 A0,/RD,/WR DB0-7, /RES CS1 CS2 SED1520 4 POWER SUPPLY LCD Module VDD(+5V) LCD Bias Circuit VO R1 VR -3.3V VSS DC/DC Converter R8 VR VSS LCD Bias Circuit VDD(+3.3V) VO LCD Module R2 5V Power Input 3.3V Power Input 深圳市久日光电子有限公司 T 2 5 ELECTRO-OPTICAL CHARACTERISTICS Parameter Symbol Condition Min Typ Max Unit Note —– Electronic Characteristics —-Logic Circuit Supply Voltage LCD Driving Voltage (Normal Temp. type) Input Voltage VDD-VSS VDD-VO -0 °C 25 °C 50 °C VIH VIL Logic Supply Current IDD –VDD = 5V —– Temperature Normal temp. type Extended temp. type TOP TSTG TOP TSTG Operating Temp. Storage Temp. Operating Temp. Storage Temp. 3.0 —0.7 VDD VSS -5.0 -5.0 —1 5.5 —VDD 0.3 VDD 2 V V mA V V Characteristics —-0 -10 -20 -30 50 60 70 80 °C °C °C °C —– LED Back-light Characteristics —-Parameter Forward Voltage Forward Current Symbol VF IF Condition -VF=4.05V VF=4.05V VF=4.05V Min 3.8 —Typ 4.2 90 110 30 Max 4.5 —Unit V mA cd/m2 cd/m2 Note Supply Voltage between A&K Bare LED Luminous intensity LCM Luminous intensity – LED Dice number = 2×9=18 […]