adau1373 Analog Devices, Inc., adau1373 Datasheet - Page 12

• Manufacturer Part Number: adau1373
• Description: Low Power Codec With Speaker And Headphone Amplifier Adau1373
• Manufacturer: Analog Devices, Inc.

ADAU1373
Parameter
ANALOG INPUT → SPEAKER OUTPUT
ANALOG INPUT → EARPIECE OUTPUT
DIGITAL INPUT → DAC → MIXER →
DIGITAL INPUT → DAC → MIXER →
Signal-to-Noise Ratio
Signal-to-Noise Ratio
LINE OUTPUT
Full-Scale Output Voltage
Interchannel Phase Deviation
HEADPHONE OUTPUT
Full-Scale Output Voltage
Interchannel Phase Deviation
Dynamic Range
THD + N
Interchannel Isolation
PSRR
Dynamic Range
THD + N
PSRR
Dynamic Range
Signal-to-Noise Ratio
THD + N
Interchannel Isolation
Digital Volume Control
PSRR
Dynamic Range
Signal-to-Noise Ratio
THD + N
Interchannel Isolation
Digital Volume Control
Step
Range
Step
Range
Test Conditions/Comments
−60 dBFS input at 1 kHz
Unweighted (rms)
A-weighted (rms)
SPKVDD = 5 V, P
SPKVDD = 3.6 V, P
SPKVDD ripple = 100 mV p-p at 217 Hz, input referred
for PGA gain = 12 dB
All other supplies (AVDD, HPVDD, DVDD, IOVDDx) =
100 mV p-p at 217 Hz, input referred for PGA gain = 12 dB
Unweighted (rms)
A-weighted (rms)
A-weighted (rms), referred to 40 mW at 3.6 V, R
P
P
AVDD ripple = 100 mV p-p at 217 Hz, input referred for
PGA gain = 12 dB
All other supplies (HPVDD, DVDD, SPKVDD, IOVDDx) =
100 mV p-p at 217 Hz, input referred for PGA gain = 12 dB
20 Hz to 20 kHz, −60 dBFS input, A-weighted (rms)
20 Hz to 20 kHz, A-weighted, relative to full scale
At −1 dBFS, 1 kHz
Scales linearly with AVDD
AVDD ripple = 100 mV p-p at 217 Hz, input referred for
PGA gain = 12 dB
All other supplies (HPVDD, DVDD, SPKVDD, IOVDDx) =
100 mV p-p at 217 Hz, input referred for PGA gain = 12 dB
20 Hz to 20 kHz, −60 dBFS input, A-weighted (rms)
20 Hz to 20 kHz, A-weighted, relative to full scale
At −1 dBFS, 1 kHz
A-weighted (rms), referred to 0.7 W at 3.6 V, R
−60 dBFS input at 1 kHz
20 Hz to 20 kHz, −60 dBFS input, unweighted (rms)
20 Hz to 20 kHz, −60 dBFS input, unweighted (rms)
OUT
OUT
= 60 mW, 1 kHz, R
= 30 mW, 1 kHz, R
OUT
Rev. 0 | Page 12 of 296
OUT
= 1 W, 1 kHz, R
= 0.5 W, 1kHz, R
L
L
= 8 Ω
= 8 Ω
L
= 8 Ω
L
= 8 Ω
L
= 32 Ω
L
= 8 Ω
Min
Typ
98
101
101
0.013
0.017
85
85
85
95
98
98
0.1
0.2
85
85
93
96
96
0.01
1.0
100
0.1
0.375
95
85
85
96
99
99
0.01
100
0.1
0.375
95
Max
Unit
dB
dB
dB
%
%
dB
dB
dB
dB
dB
dB
%
%
dB
dB
dB
dB
dB
%
V rms
dB
Degrees
dB
dB
dB
dB
dB
dB
dB
%
V rms
dB
Degrees
dB
dB