| Manufacturer | Part Number | Description |
|---|---|---|
| Power Stream | LIR2450 | POWER STREAM LI ION BUTTON CELL LIR 2450 |
NXP Semiconductors |
TDA1309H | Low-voltage low-power stereo bitstream ADC/DAC |
Philips Semiconductors (now NXP Semiconductors) |
UDA1309H | Low-power stereo bitstream ADC/DAC |
