
65 COM/ 132SEG Dot Matrix LCD Driver
2
EM65565A
FEATURES
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Direct display of RAM data through the DDRAM.RAM bit data: “0” Illuminated, “1”
Non-illuminated
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RAM capacity 65
× 132 = 8580 bits
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Display driver circuits: 65 common output and 132 segment outputs
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High-speed 8-bit MPU interface (80-series and 68-series) / Serial interfaces are
supported.
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Abundant command functions: display data Read/Write, display ON/OFF, status read,
Normal/Reverse display mode, page address set, display start line set, column address
set, display all points ON/OFF, LCD bias set, electronic volume, read-modify-write,
segment driver direction select, power saver, static indicator, common output status select,
V0 voltage regulation internal resistor ratio set.
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Static drive circuit equipped internally for indicators
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Low-power LCD power supply circuit equipped internally. Booster circuit (with Boost ratios
of Two/Three/Four/Five times, where the step-up voltage reference power supply can be
input externally) High-accuracy voltage adjustment circuit (external input) V0 voltage
regulator resistors equipped internally, V1 to V4 voltage divider resistors equipped
internally, electronic volume function equipped internally, voltage follower.
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Internal CR oscillator circuit (external clock can also be input)
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Extremely low power consumption,
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Power supply, Operable on the low 1.8 voltage, Logic power supply VDD – VSS = 2.4 to 3.3
V, Boost reference voltage: VCI= 2.4 to 3.3 V, LCD drive power supply: VLCD=V0 – VSS
=4.5 to 12.0 V
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Wide range of operating temperatures: –40 to 85°C
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CMOS process
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Package: COG and TCP.
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These chips not designed for resistance to light or resistance to radiation.
Series specifications
Name
Duty
Bias
Common
output
Segment
output
VREG
temperature
gradient
Package
Forms
EM65565AAC
COG
EM65565AAT
-0.05%/°C
TCP
EM65565ABC
COG
EM65565ABT
-0.2%/°C
TCP
EM65565ACC
COG
EM65565ACT
1/65
1/7,1/9
65
132
External
input
TCP