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WM8993 датащи(PDF) 11 Page - Wolfson Microelectronics plc

номер детали WM8993
подробное описание детали  Audio Hub CODEC for Multimedia Phones
PDF  229 Pages
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производитель  WOLFSON [Wolfson Microelectronics plc]
домашняя страница  http://www.wolfsonmicro.com
Logo WOLFSON - Wolfson Microelectronics plc

WM8993 датащи(HTML) 11 Page - Wolfson Microelectronics plc

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Production Data
WM8993
w
PD, November 2010, Rev 4.0
11
ELECTRICAL CHARACTERISTICS
Test Conditions
DCVDD = 1.2V, AVDD2 = DBVDD = CPVDD = 1.8V, AVDD1 = 3.0V, SPKVDD = 5V, DGND=AGND=CPGND=SPKGND=0V,
TA = +25
oC, 1kHz sinusoidal signal, fs = 48kHz, PGA gain = 0dB, 24-bit audio data unless otherwise stated.
PARAMETER
TEST CONDITIONS
MIN
TYP
MAX
UNIT
Analogue Input Pin Maximum Signal Levels (IN1LN, IN1LP, IN2LN, IN2LP, IN1RN, IN1RP, IN2RN, IN2RP)
A1
Maximum Full-Scale PGA
Input Signal Level
Note 1,2 and 3
Single-ended PGA input
1.0
0
Vrms
dBV
Differential PGA input
1.0
0
Vrms
dBV
A2
Maximum Full-Scale Line
Input Signal Level
Note 1, 2 and 3
Single-ended Line input
to mixers
1.0
0
Vrms
dBV
Differential mono line
input on VRXP/VRXN to
RXVOICE or Direct Voice
paths to speaker outputs
or earpiece output
1.0
0
Vrms
dBV
Notes:
1. This changes in proportion to AVDD1 (AVDD1/3.0)
2. When mixing line inputs, input PGA outputs and DAC outputs the total signal must not exceed 1Vrms (0dBV).
3. A 1.0Vrms differential signal equates to 0.5Vrms/-6dBV per input.



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