Product Summary
The SG128128A is a built-in controller (st7920 or equivalent).
Parametrics
SG128128A absolute maximum ratings: (1)Supply Voltage For Logic VDD-VSS: -4.5 V to 5.5 V; (2)Supply Voltage For LCD VDD-Vo VDD=5V Ta=25℃: 4.4 V to 5.2 V; (3)Supply Current IDD VDD=5V:-2.5mA to 4.5 mA; (4)Input "HIGH" Level VIH:- 2.2 to VDD V; (5)Voltage "LOW" Level VIL: 0.6 V; (6)Output "HIGH" Level VOH: -2.4 V; (7)Voltage "LOW" Level VOL: 0.4 V.
Features
SG128128A features: (1)BUILT-IN CONTROLLER (ST7920 OR EQUIVALENT; (2)+5 V POWER SUPPLY; (3)1/16 DUTY CYCLE; (4)8-BIT PARALLEL INTERFACE; (5)4.2 V LED FORWARD VOLTAGE.