| Part no. |
Description |
Output Channels |
Output Power |
SNR/THD (dB) |
Control (SW/HW) |
Supply Modes |
Input |
Package |
| WM9001 |
モノラル1WクラスAB/Dスピーカ・ドライバ |
1 x mono differential |
1W, 8Ω BTL |
88 / -70 |
H/W + external gain setting + integrated oscillator |
Analogue:2.7 to 3.6 Speaker: 2.7 to 5.5 |
Single ended/differential |
CSP-42, 3.23x3.44 mm |
| WM9010 |
Low power Class G stereo headphone driver |
Stereo ground referenced headphones |
28mW into 32ohm, 33mW into 16Ω |
104 / -88 |
HW |
1.71 to 2.0 |
Single ended analogue |
W-CSP-12 |
| WM9081 |
Mono DAC with Integrated 2.6W Class AB/D Amplifier |
1 x 4Ω speaker, 1 x line out |
2.6W into 4Ω BTL |
92 / 72 |
2,3,4 wire and hardware only |
Analogue: 2.7 to 3.6 Speaker: 2.7 to 5.5 Digital 1.7 to 3.6 |
I2S analogue |
COL-28 4x4mm |
| WM9082 |
3W Mono Class D Speaker Driver with PDM Input |
1 x mono differential |
3W into 4Ω |
92 / -70 |
2 wire software via PDM interface |
Speaker: 3.2 to 5.5 Digital: 1.35 to 2.0 |
PDM digital |
CSP-9 |
| WM9093 |
Ultra Low Power Audio Subsystem |
Stereo ground referenced headphones, mono class D speaker amp |
HP – 35mW into 16Ω, SPK – 750mW into 8Ω @ 3.7V |
95 / -83 |
2-wire SW |
HPVDD 1.71 – 2.0V, SPKVDD 2.7 – 5.5V |
Stereo analogue, mono or differential |
W-CSP-20 |
