WM8903LGEFK/RV Wolfson Microelectronics, WM8903LGEFK/RV Datasheet - Page 142

• Manufacturer Part Number: WM8903LGEFK/RV
• Description: Audio CODECs ULTRA LOW PWR HI FI CODEC
• Manufacturer: Wolfson Microelectronics

Specifications of WM8903LGEFK/RV

• Audio Codec Type: Stereo Codec
• No. Of Adcs: 2
• No. Of Dacs: 2
• No. Of Input Channels: 6
• No. Of Output Channels: 8
• Adc / Dac Resolution: 24bit
• Sampling Rate: 96kHz
• Operating Temperature Range: -40°C To +85°C
• Rohs Compliant: Yes
• Adcs / Dacs Signal To Noise Ratio: 96dB
• Lead Free Status / RoHS Status: Lead free / RoHS Compliant

WM8903
R84 (54h)
DC Servo
Readback 4
Register 54h DC Servo Readback 4
R90 (5Ah)
Analogue HP
0
Register 5Ah Analogue HP 0
R94 (5Eh)
Analogue
Lineout 0
Register 5Eh Analogue Lineout 0
w
REGISTER
REGISTER
REGISTER
ADDRESS
ADDRESS
ADDRESS
7:0
BIT
BIT
BIT
7
6
5
4
3
2
1
0
7
6
5
4
3
2
1
0
DCS_LOUTR_INTEG [7:0]
LINEOUTR_RMV_SHORT
LINEOUTL_RMV_SHORT
HPR_RMV_SHORT
LINEOUTR_ENA_OUTP
HPL_RMV_SHORT
LINEOUTL_ENA_OUTP
HPR_ENA_OUTP
LINEOUTR_ENA_DLY
HPL_ENA_OUTP
LINEOUTL_ENA_DLY
HPR_ENA_DLY
HPL_ENA_DLY
LINEOUTR_ENA
LINEOUTL_ENA
HPR_ENA
HPL_ENA
LABEL
LABEL
LABEL
DEFAULT
0
0
0
0
0
0
0
0
DEFAULT
0000_0000 Readback value on Right Line Output
DEFAULT
0
0
0
0
0
0
0
0
Left channel output short removal: set after output
stage has been enabled
Enables left channel output stage; set after offset
cancellation is done
delayed left channel enable, set with at least 20us
delay to HPL_ENA; reset together with HPL_ENA
enables left headphone ampl. channel
right channel output short removal: set after output
stage has been enabled
enables right channel output stage; set after offset
cancellation is done
delayed right channel enable, set with at least
20us delay to HPR_ENA; reset together with
HPR_ENA
enables right headphone ampl. channel
left channel output short removal: set after
output stage has been enabled
enables left channel output stage; set after
offset cancellation is done
delayed left channel enable, set with at least
20us delay to LINEOUTL_ENA; reset together
with LINEOUTL_ENA
enables left lineout ampl. channel
right channel output short removal: set after
output stage has been enabled
enables right channel output stage; set after
offset cancellation is done
delayed right channel enable, set with at least
20us delay to LINEOUTR_ENA; reset
together with LINEOUTR_ENA
enables right lineout ampl. channel
Servo.
Two’s complement format.
LSB is 0.25mV.
Range is +/-32mV
DESCRIPTION
DESCRIPTION
DESCRIPTION
PP, Rev 3.1, August 2009
Pre-Production
142