TC9329FA Datasheet (Toshiba) - Portable Audio DTS Controller

TC9329FA, Portable Audio DTS Controller

of Pin Function TC9329FA/FB Pin No.

Symbol Pin Name Function and Operation 1 COM1/OT1 2 COM2/OT2 3 COM3/OT3 4 COM4/OT4 S1/OT5~ 5~14 S10/OT14 P8-0/S13~ 15~22 P9-3/S18 Output common signals to LCD panels.

Through a matrix with pins S1 to S22, a maximum 88 segments can be displayed.

LCD common o

TC9329FA Features

* built-in 1/4 duty, 1/2 bias and a 3 V voltage doubler boosting circuit, implementing stable LCD. The power supply voltage ranges from 0.9 to 1.8 V. Because of its low-current consumption (CPU: 80 µA (max)), the device is suitable for use in digital tuning systems in portable equipment such as headph