Description
Number 1 2 3 4 5 6 7 8 Name CLK SI SC ST TEST MTO VDD VSS I/O I I I I I O
Function External reference clock input (Schmitt-trigger circuit and gate circuit built-in) Playback control serial interface data input pin1 Playback control serial interface clock input pin1 Playback star
Features
- s
4
5
TEST
s s
s s s s s s
Maximum of 16 tune selections (with up to 512 steps) Level hold playback mode External reference clock input. The frequency can be selected from the following 12 settings.
- Playback frequency of each song varies (8 frequencies) - 32.768 kHz system: 32.768 and 65.536 kHz - 37.5 kHz system: 37.5 and 75.0 kHz - 38.4 kHz system: 38.4 and 76.8 kHz - 48.0 kHz system: 48.0 and 96.0 kHz.
- Playback frequency of all songs is fixed (4 frequencies) - 32.768 k.
SM1124 Datasheet
