SM1124 Overview
Leave open or tie to VSS. (Pull-down resistance built-in) Playback signal output pin Supply pin (+) Ground pin 1. Pins SI, SC and ST have a built-in Schmitt-trigger circuit.
SM1124 Key Features
- 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 kHz system: 131.072 kHz
- 37.5 kHz system: 150.0 kHz
- 38.4 kHz system: 153.6 kHz
- 48.0 kHz system: 192.0 kHz 2-pin serial data tune selection Power save function External clock gating in non-play mode.