WM8903LGEFK/RV Wolfson Microelectronics, WM8903LGEFK/RV Datasheet - Page 16

• 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
2.
3.
w
Digital Inputs / Outputs
PARAMETER
Input HIGH Level
Input LOW Level
Output HIGH Level
Output LOW Level
MICBIAS current detect and short circuit (Hook switch) detect functionality tested using GPIO pin rather than by
interrupt.
Hysteresis = difference between Button Press and Button Release thresholds
SYMBOL
V
V
V
V
OH
OL
IH
IL
TEST CONDITIONS
I
I
OH
OL
= +1mA
= -1mA
0.7×DBVDD
0.9×DBVDD
MIN
TYP
PD, Rev 4.0, September 2010
0.3×DBVDD
0.1×DBVDD
MAX
Production Data
UNIT
V
V
V
V
16