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WM8962B Datasheet(PDF) 10 Page - Wolfson Microelectronics plc

Part # WM8962B
Description  Ultra-Low Power Stereo CODEC with Audio Enhancement DSP, 1W Stereo Class D Speaker Drivers and Ground Referenced Headphone Drivers
PDF  295 Pages
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Manufacturer  WOLFSON [Wolfson Microelectronics plc]
Direct Link  http://www.wolfsonmicro.com
Logo WOLFSON - Wolfson Microelectronics plc

WM8962B Datasheet(HTML) 10 Page - Wolfson Microelectronics plc

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WM8962
10
Rev 4.3
ELECTRICAL CHARACTERISTICS
Test Conditions
MICVDD = DCVDD = DBVDD = CPVDD = AVDD = PLLVDD = 1.8V, SPKVDD1 = SPKVDD2 = 5V.
TA = +25
oC, 1kHz signal, fs = 48kHz, PGA gain = 0dB, 24-bit audio data unless otherwise stated.
PARAMETER
SYMBOL
TEST CONDITIONS
MIN
TYP
MAX
UNIT
Analogue Inputs (IN1L, IN1R, IN4L, IN4R) to Input PGA
Full-scale Input Signal Level
– note
this changes in proportion to AVDD
VINFS
Single-ended PGA input
500
-6.02
mVrms
dBV
Input resistance
+24dB PGA gain
3.6
k
0dB PGA gain
30.0
-23.25dB PGA gain
56.5
Input capacitance
Cin
65
pF
Analogue Inputs (IN2L, IN2R, IN3L, IN3R) to Input PGA
Full-scale Input Signal Level
– note
this changes in proportion to AVDD
VINFS
Single-ended PGA input
500
-6.02
mVrms
dBV
Input resistance
All gain settings
60
k
Input Programmable Gain Amplifier (PGA)
Minimum programmable gain
-23.25
dB
Maximum programmable gain
24
dB
Programmable Gain Step Size
Guaranteed monotonic
0.75
dB
PGA Noise (referred to input)
(A-weighted)
IN1 and IN4
-113
dBV
PGA Noise (referred to input)
(A-weighted)
IN2 and IN3
-113
dBV
Mute Attenuation
100
dB
Selectable Input Gain Boost (From Input PGA)
Gain Boost Steps
Input from PGA
0, 6, 13, 18,
20, 24, 27, 29
dB
Mute Attenuation
95
dB
Selectable Input Gain to ADC Mixer (From IN2, IN3)
Gain Boost Steps
Input from IN2 / IN3
-12,-9, -6, -3,
0, 3, 6
dB
Mute Attenuation
95
dB



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