adau1961 Analog Devices, Inc., adau1961 Datasheet - Page 3
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adau1961
Manufacturer Part Number
adau1961
Description
Stereo, Low Power, 96 Khz, 24-bit Audio Codec With Integrated Pll Adau1961
Manufacturer
Analog Devices, Inc.
Datasheet
1.ADAU1961.pdf
(76 pages)
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SPECIFICATIONS
Supply voltage (AVDD) = 3.3 V, T
bandwidth = 20 Hz to 20 kHz, word width = 24 bits, C
unless otherwise noted. Performance of all channels is identical, exclusive of the interchannel gain mismatch and interchannel phase
deviation specifications.
ANALOG PERFORMANCE SPECIFICATIONS, T
IOVDD = 3.3 V ± 10%.
Table 1.
Parameter
ANALOG-TO-DIGITAL CONVERTERS
INPUT RESISTANCE
SINGLE-ENDED LINE INPUT
PSEUDO-DIFFERENTIAL PGA INPUT
ADC Resolution
Digital Attenuation Step
Digital Attenuation Range
Single-Ended Line Input
PGA Inverting Inputs
PGA Noninverting Inputs
Full-Scale Input Voltage (0 dB)
Dynamic Range
Total Harmonic Distortion + Noise
Signal-to-Noise Ratio
Input Mixer Gain per Step
Mute Attenuation
Interchannel Gain Mismatch
Offset Error
Gain Error
Interchannel Isolation
Power Supply Rejection Ratio
Full-Scale Input Voltage (0 dB)
Dynamic Range
Total Harmonic Distortion + Noise
Signal-to-Noise Ratio
PGA Boost Gain Error
With A-Weighted Filter (RMS)
No Filter (RMS)
With A-Weighted Filter (RMS)
No Filter (RMS)
With A-Weighted Filter (RMS)
No Filter (RMS)
With A-Weighted Filter (RMS)
No Filter (RMS)
A
= 25°C, master clock = 12.288 MHz (48 kHz f
ADC performance excludes mixers
and PGA
All ADCs
−12 dB gain
0 dB gain
6 dB gain
−12 dB gain
0 dB gain
35.25 dB gain
All gains
LINPG[2:0], LINNG[2:0] = 000,
RINPG[2:0], RINNG[2:0] = 000,
MX1AUXG[2:0], MX2AUXG[2:0] = 000
CM capacitor = 20 μF, 100 mV p-p @ 1 kHz
20 dB gain setting (RDBOOST[1:0],
LDBOOST[1:0] = 10)
Test Conditions/Comments
20 Hz to 20 kHz, −60 dB input
−1 dBFS
−12 dB to +6 dB range
20 Hz to 20 kHz, −60 dB input
−1 dBFS
LOAD
A
= 25°C
(digital output) = 20 pF, I
Rev. 0 | Page 3 of 76
S
, 256 × f
Min
83.5
83
2.89
−0.3
−5
−17
94
91
−8
LOAD
S
(digital output) = 2 mA, V
mode), input sample rate = 48 kHz, measurement
Typ
24
0.375
95
80.4
21
10.5
84.5
53
1.7
105
1.0 (2.83)
99
96
−90
99
96
3
−85.5
+0.032
0
−12
68
67
1.0 (2.83)
98
95
−89
98
95
+0.4
Max
−71
3.07
−77
+0.3
+5
−8
−83
+8
IH
= 2 V, V
ADAU1961
IL
Unit
Bits
dB
dB
kΩ
kΩ
kΩ
kΩ
kΩ
kΩ
kΩ
V rms (V p-p)
dB
dB
dB
dB
dB
dB
dB
dB
mV
%
dB
dB
V rms (V p-p)
dB
dB
dB
dB
dB
dB
= 0.8 V,