DESCRIPTION
The ST8011 is a 120-output segment driver IC suitable for driving small/medium scale dot matrix LCD panels, and is used in PDA or electronic dictionary . The ST8011 is good as a segment driver, and it can create a low power consuming, high-resolution LCD.
FEATURES
• Number of LCD drive outputs: 120
• Supply voltage for LCD drive: Max +16V
• Supply voltage for the logic system: +2.5 to +5.5 V
• Low power consumption
• Package: 136-pin COB.
(Segment mode)
• Shift clock frequency
- 20 MHz (MAX.): VDD = +5.0 ± 0.5 V
- 15 MHz (MAX.): VDD = +3.0 to + 4.5 V
- 12 MHz (MAX.): VDD = +2.5 to + 3.0 V
• Adopts a data bus system
• 4-bit parallel / serial input modes are selectable with a mode (P/S) pin
• Automatic transfer function of an enable signal
• Automatic counting function which, in the chip selection mode, causes the internal clock to be stopped by
automatically counting 120 bits of input data
• Line latch circuits are reset when XDISPOFF active