WM8986GECO/V Wolfson Microelectronics, WM8986GECO/V Datasheet - Page 24

• Manufacturer Part Number: WM8986GECO/V
• Description: Audio Amplifiers Class D Headphone DAC + Line Out
• Manufacturer: Wolfson Microelectronics

Specifications of WM8986GECO/V

• Product: Class-D
• Output Power: 40 mW
• Thd Plus Noise: - 86 dB
• Operating Supply Voltage: 1.71 V to 3.6 V, 2.5 V to 3.6 V
• Maximum Operating Temperature: + 85 C
• Mounting Style: SMD/SMT
• Audio Load Resistance: 16 Ohms
• Minimum Operating Temperature: - 40 C
• Output Signal Type: Differential
• Supply Voltage (max): 3.6 V
• Supply Voltage (min): 1.71 V, 2.5 V
• Output Type: Differential
• Package / Case: QFN-28
• Lead Free Status / RoHS Status: Lead free / RoHS Compliant

WM8986
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Figure 11 Microphone Input PGA Circuit
In single-ended microphone input configuration the microphone signal should be input to LIN or RIN
and the non-inverting input of the input PGA clamped to VMID.
Figure 12 Psuedo-Differential Microphone Configuration
GND
MIC
MICBIAS
VMID
65k
-
+
INPUT
PGA
To
input
mixers
PD, Rev 4.1, June 2009
Production Data
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