WM8986GECO/V Wolfson Microelectronics, WM8986GECO/V Datasheet - Page 72

• 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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19 (13h)
20 (14h)
21 (15h)
22 (16h)
23 (17h)
24 (18h)
REGISTER
ADDRESS
8
7
6:5
4:0
8
7
6:5
4:0
8
7
6:5
4:0
8:7
6:5
4:0
8
7:0
8
BIT
EQ2BW
EQ2C
EQ2G
EQ3BW
EQ3C
EQ3G
EQ4BW
EQ4C
EQ4G
EQ5C
EQ5G
CLASSDEN
LIMEN
LABEL
0
0
01
01100
0
0
01
01100
0
0
01
01100
0
01
01100
0
000 0000
0
DEFAULT
EQ Band 2 Bandwidth Control
0=narrow bandwidth
1=wide bandwidth
Reserved
EQ Band 2 Centre Frequency:
00=230Hz
01=300Hz
10=385Hz
11=500Hz
EQ Band 2 Gain Control. See Table 20 for
details.
EQ Band 3 Bandwidth Control
0=narrow bandwidth
1=wide bandwidth
Reserved
EQ Band 3 Centre Frequency:
00=650Hz
01=850Hz
10=1.1kHz
11=1.4kHz
EQ Band 3 Gain Control. See Table 20 for
details.
EQ Band 4 Bandwidth Control
0=narrow bandwidth
1=wide bandwidth
Reserved
EQ Band 4 Centre Frequency:
00=1.8kHz
01=2.4kHz
10=3.2kHz
11=4.1kHz
EQ Band 4 Gain Control. See Table 20 for
details.
Reserved
EQ Band 5 Cut-off Frequency:
00=5.3kHz
01=6.9kHz
10=9kHz
11=11.7kHz
EQ Band 5 Gain Control. See Table 20 for
details.
Enable signal for class D mode on LOUT2 and
ROUT2
0 = Class AB mode
1 = Class D mode
Reserved. Initialise to 0
Enable the DAC digital limiter:
0=disabled
1=enabled
DESCRIPTION
PD, Rev 4.1, June 2009
Output Signal
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Output Signal
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Class D
Control
Output Signal
Path
Production Data
REFER TO
72