SSM2604 Datasheet, PDF (3/28 Pages) Analog Devices – Low Power Audio Codec

SSM2604
SPECIFICATIONS
TA = 25°C, AVDD = DVDD = 3.3 V, 1 kHz signal, fS = 48 kHz, PGA gain = 0 dB, 24-bit audio data, unless otherwise noted.
Table 1.
Parameter
RECOMMENDED OPERATING CONDITIONS
Analog Voltage Supply (AVDD)
Digital Power Supply
Ground (AGND, DGND)
POWER CONSUMPTION
Power-Up
Stereo Record (1.5 V and 1.8 V)
Stereo Record (3.3 V)
Stereo Playback (1.5 V and 1.8 V)
Stereo Playback (3.3 V)
Power-Down
LINE INPUT
Input Signal Level (0 dB)
Input Impedance
Input Capacitance
Signal-to-Noise Ratio (A-Weighted)
Total Harmonic Distortion (THD)
Channel Separation
Programmable Gain
Gain Step
Mute Attenuation
LINE OUTPUT
DAC
Full-Scale Output
Signal-to-Noise Ratio (A-Weighted)
THD + N
Power Supply Rejection Ratio
Channel Separation
LINE INPUT TO LINE OUTPUT
Full-Scale Output Voltage
Signal-to-Noise Ratio (A-Weighted)
Total Harmonic Distortion
Power Supply Rejection
Min Typ
1.8
3.3
1.5
3.3
0
Max Unit Conditions
3.6
V
3.6
V
V
7
22
7
22
56
70
−34.5
1 × AVDD/3.3
200
10
480
10
90
84
−80
−75
80
0
1.5
−80
1 × AVDD/3.3
85
100
94
−80
−75
50
80
1 × AVDD/3.3
92
86
−80
−80
50
mW
mW
mW
mW
μW
+33.5
V rms
kΩ
kΩ
kΩ
pF
dB
dB
dB
dB
dB
dB
dB
dB
PGA gain = 0 dB
PGA gain = +33 dB
PGA gain = −34.5 dB
PGA gain = 0 dB, AVDD = 3.3 V
PGA gain = 0 dB, AVDD = 1.8 V
−1 dBFS input, AVDD = 3.3 V
−1 dBFS input, AVDD = 1.8 V
−1 dBFS input DAC + line output
V rms
dB
AVDD = 3.3 V
dB
AVDD = 1.8 V
−75 dB
AVDD = 3.3 V
dB
AVDD = 1.8 V
dB
dB
V rms
dB
dB
dB
dB
dB
AVDD = 3.3 V
AVDD = 1.8 V
AVDD = 3.3 V
AVDD = 1.8 V
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