LC573202A

No.6726-2/18

(5) LCD driver

Drivable LCD panel

Number of drivable LCD segment output

1/2bias 1/4duty

100 segments

1/2bias 1/3duty

75 segments

1/2bias 1/2duty

50 segments

STATIC

25 segments

(Possible to use output port by mask option.)

- Built-in Step-up/Step-down circuit

(6) Melody/Buzzer (When buzzer output is selected on output port by mask option.)

- Melody function

Octave

: 3 octaves

Time of musical note

: specified by program

- Buzzer output

- Possible to use general output by mask option.

(7) Base timer

- 15-bit base timer for timekeeping

(8) HALT release

- Five vectors

1. 15-bit base timer (500ms overflow output)

2. 15-bit base timer (output every 32ms)

3. S-port

4. M-port

5. 1/10 second pulse

(9) Stand-by mode

- HALT mode

The program operation will be stopped in this mode. This mode is released by system reset and 5 vectors for HALT

release above-mentioned.

(10) System reset

- RES terminal

- Reset by setting S1 to S4 terminals to “H” level simultaneously.

(11) Oscillation

- 32.768kHz crystal oscillation/External RC oscillation (mask option)

(Selectable built-in or external capacitor for crystal oscillation by mask option.)

(12) Power supply

- Ag-battery

: VDD1-VSS=1.30V to 1.65V, Step-up voltage (VDD2-VSS=2.4V to 3.3V)

- Li-battery

: VDD2-VSS=2.60V to 3.60V, Step-down voltage (VDD1-VSS=1.3V to 1.8V)

- External voltage supply : VDD2-VSS=2.00V to 6.00V, Step-down voltage (VDD1-VSS=1.3V to 3.00V)

(LCD display voltage : VDD2-VSS

≥2.60V)

(13) Shipping form

- Bare chip, QIP48E

(14) The development tool

- Evaluation chip

: LC5797

- Emulator

: EVA520 + TB5734 + DCB-1A