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DA7219 Datasheet(PDF) 16 Page - Dialog Semiconductor

Part # DA7219
Description  Audio codec with Advanced Accessory Detect
PDF  123 Pages
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Manufacturer  DIALOG [Dialog Semiconductor]
Direct Link  http://www.dialog-semiconductor.com/
Logo DIALOG - Dialog Semiconductor

DA7219 Datasheet(HTML) 16 Page - Dialog Semiconductor

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DA7219
Audio codec with Advanced Accessory Detect
Company confidential
Datasheet
Revision 2.1
17-Dec-2015
16 of 123
© 2015 Dialog Semiconductor
Table 11: Electrical characteristics: audio_hpamp_stereo
Parameter
Description
Conditions
Min
Typ
Max
Unit
VMAX
Full-scale output signal
No load
1.6×VDD
VPP
DC output offset
−30 dB gain
250
µV
Maximum output power
per channel
VDD = 1.8 V, THD < 0.1%,
RLOAD = 16 Ω, 1 kHz
27
mWRMS
Maximum output power
per channel
VDD = 2.5 V, THD < 0.1%,
RLOAD = 16 Ω, 1 kHz
45
mWRMS
Load resistance
Single-ended mode
13
16
Ω
Load capacitance
500
pF
Load inductance
400
µH
SNR
Signal to Noise Ratio
VDD = 1.8 V, 0 dB gain
98
dB
VDD = 2.5 V, 0 dB gain
100
dB
VNOISE
Output noise level
20 Hz to 20 kHz,
<20 dB gain
2.5
µVRMS
THD+N
Total harmonic distortion
plus noise
VDD = 1.8 V,
RLOAD = 16 Ω, -5 dBFS,
1 kHz
−75
dB
Programmable gain
−57
6
dB
Gain step size
1.0
dB
Absolute gain accuracy
0 dB @ 1 kHz
−0.8
0.8
dB
Left/right gain mismatch
20 Hz to 20 kHz
−0.1
0.1
dB
Gain step error
20 Hz to 20 kHz
−0.1
0.1
dB
Amplitude ripple
20 Hz to 20 kHz
−0.5
0.5
dB
Mute attenuation
−70
dB
PSRR
Power supply rejection
ratio
20 Hz to 2 kHz
2 kHz to 20 kHz
70
50
dB
Table 12: Electrical characteristics: Input filters
Parameter
Description
Conditions
Min
Typ
Max
Unit
BPASS
Pass band
0.45×FS
Hz
Pass band ripple
Voice mode
Music mode
±0.3
±0.1
dB
BSTOP
Stop band
FS
≤ 48 kHz
FS = 88.2 or 96 kHz
0.56×FS
7×FS
3.5×FS
Hz
Stop band attenuation
Voice mode
Music mode
70
55
dB
Group delay
Voice mode
Music mode
FS = 88.2 or 96 kHz
4.3/FS
18/FS
9/FS
s



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