dots Item Supply Voltage(Logic) Supply Voltage(LCD) Input Voltage
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LG122321
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Item Supply Voltage(Logic) Supply Voltage(LCD) Input Voltage Operating Temp. Storage Temp. Symbol Topr Tstg Min. -0.3 -0.3 -0.3 Max. 13.5 Unit
MECHANICAL DATA
Item Nominal Dimensions Unit Module Size 84.0 44.0 9.5/13.5 60.5 18.5 Viewing Area Pitch 0.44 0.49 0.40 0.45 Size Weight (Reflective/LED) Approx.
ELECTRICAL CHARACTERISTICS 0.25V
Item Input High Voltage Input Voltage Output High Voltage Output Voltage Supply Current Driving Voltage Symbol Test Condition -IOH 3.0mA 3.0mA 5.0V Ta=25 Min. -Typ. -0.5 Max. Unit
CONNECTIONS
Symbol Level Function Power supply logic Operating voltage Data, Instruction code Chip selection IC1, active Chip selection IC2, active External clock input 2kHz MPU, MPU,
BLOCK DIAGRAM
S1-S61 SED1520DAA Eqv. /RD(E) /WR(R/W) DB0~DB7 /CS1 /CS2 Power Circuit LEDA LEDK Backlight
PANEL dots
S62-S122
SED1520DAA Eqv.
/CS1 /CS2 /RD(E) /WR(R/W) LEDA LEDK
Data line
Reset, >L:80 MPU, >H:68 Power supply backlight
BACKLIGHT SPECIFICATIONS (Ta=25
Item Forward Voltage Forward Current Emission Wave Length Symbol Typ. Max. -Unit
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