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ADAU1373BCBZ-R7 Datasheet(PDF) 7 Page - Analog Devices

Part # ADAU1373BCBZ-R7
Description  Low Power Codec with Speaker and Headphone Amplifier
PDF  296 Pages
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Manufacturer  AD [Analog Devices]
Direct Link  http://www.analog.com
Logo AD - Analog Devices

ADAU1373BCBZ-R7 Datasheet(HTML) 7 Page - Analog Devices

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ADAU1373
Rev. 0 | Page 7 of 296
SPECIFICATIONS
POWER SUPPLIES
Table 1.
Parameter
Symbol
Min
Typ
Max
Unit
SUPPLY VOLTAGE RANGES
Analog
AVDD
1.62
1.8
1.98
V
Digital
DVDD1
1.08
1.2
1.98
V
Input/Output
IOVDD
1.62
1.8
3.6
V
Charge Pump
HPVDD
1.62
1.8
1.98
V
Speaker Amplifier
SPKVDD
2.5
5.5
V
1 For applications using DVDD = 1.8 V, IOVDDx ≥ DVDD.
AUDIO PERFORMANCE
fS = 48 kHz/24 bits, I2S format, AVDD = HPVDD = IOVDDx = 1.8 V, DVDD = 1.2 V, SPKVDD = 3.6 V, 1 kHz sine wave signal, 20 Hz to
20 kHz measurement bandwidth, TA = 25°C, unless otherwise noted.
Table 2.
Parameter
Test Conditions/Comments
Min
Typ
Max
Unit
INPUT PROGRAMMABLE GAIN AMPLIFIERS
Input Resistance
Single-Ended PGA Mode
+18 dB gain
6.8
0 dB gain
30
−12 dB gain
48
Single-Ended Boost Mode
+29 dB gain
20
+9 dB gain
20
0 dB gain
20
Differential PGA Mode
+18 dB gain
6.8
0 dB gain
30
−12 dB gain
48
Differential Boost Mode
+20 dB gain
20
+9 dB gain
20
0 dB gain
20
Gain Range
PGA Mode
Minimum position
−12
dB
Maximum position
+18
dB
Boost Mode
0 dB position
0
dB
+9 dB position
+9
dB
+20 dB position
+20
dB
Gain Step Size
PGA mode
+1
dB
Maximum Input Level
Single-Ended PGA Mode
0 dB gain
0.545
V rms
Single-Ended Boost Mode
0 dB gain
0.545
V rms
Differential PGA Mode
0 dB gain
1.09
V rms
Differential Boost Mode
0 dB gain
1.09
V rms
Equivalent Input Noise
Single-Ended PGA Mode
0 dB gain, unweighted 20 Hz to 20 kHz
7
μV rms
+18 dB gain, unweighted 20 Hz to 20 kHz
28
μV rms
Single-Ended Boost Mode
0 dB gain, unweighted 20 Hz to 20 kHz
7
μV rms
+20 dB gain, unweighted 20 Hz to 20 kHz
35
μV rms
Common-Mode Rejection Ratio
Differential PGA Mode
0 dB gain at 217 Hz
50
dB
Mute Attenuation
Measured at line output reference to full scale
(0 dB gain at 1 kHz)
80
dB



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