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SSM2602CPZ-R2 数据表(PDF) 3 Page - Analog Devices

部件名 SSM2602CPZ-R2
功能描述  Low Power Audio Codec
PDF  32 Pages
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制造商  AD [Analog Devices]
网页  http://www.analog.com
标志 AD - Analog Devices

SSM2602CPZ-R2 数据表(HTML) 3 Page - Analog Devices

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SSM2602
Rev. 0 | Page 3 of 32
SPECIFICATIONS
TA = 25°C, AVDD = DVDD = 3.3 V, PVDD = 3.3 V, 1 kHz signal, fS = 48 kHz, PGA gain = 0 dB, 24-bit audio data, unless otherwise noted.
Table 1.
Parameter
Min
Typ
Max
Unit
Conditions
RECOMMENDED OPERATING CONDITIONS
Analog Voltage Supply (AVDD)
1.8
3.3
3.6
V
Digital Power Supply
1.5
3.3
3.6
V
Ground (AGND, PGND, DGND)
0
V
POWER CONSUMPTION
Power-Up
Stereo Record (1.5 V and 1.8 V)
7
mW
Stereo Record (3.3 V)
22
mW
Stereo Playback (1.5 V and 1.8 V)
7
mW
Stereo Playback (3.3 V)
22
mW
Power-Down
40
μW
LINE INPUT
Input Signal Level (0 dB)
1 × AVDD/3.3
V rms
200
kΩ
PGA gain = 0 dB
10
kΩ
PGA gain = +33 dB
Input Impedance
480
kΩ
PGA gain = −34.5 dB
Input Capacitance
10
pF
70
90
dB
PGA gain = 0 dB, AVDD = 3.3 V
Signal-to-Noise Ratio (A-Weighted)
84
dB
PGA gain = 0 dB, AVDD = 1.8 V
−80
dB
−1 dBFS input, AVDD = 3.3 V
Total Harmonic Distortion (THD)
−75
dB
−1 dBFS input, AVDD = 1.8 V
Channel Separation
80
dB
Programmable Gain
−34.5
0
+33.5
dB
Gain Step
1.5
dB
Mute Attenuation
−80
dB
MICROPHONE INPUT
Input Signal Level
1
V rms
Signal-to-Noise Ratio (A-Weighted)
85
dB
Microphone gain = 0 dB
(RSOURCE = 40 kΩ)
Total Harmonic Distortion
−70
dB
0 dBFS input, 0 dB gain
Power Supply Rejection Ratio
50
dB
Mute Attenuation
80
dB
Input Resistance
10
kΩ
Input Capacitance
10
pF
MICROPHONE BIAS
Bias Voltage
0.75 × AVDD
V
Bias Current Source
3
mA
Noise in the Signal Bandwidth
40
nV/√Hz
20 Hz to 20 kHz
LINE OUTPUT
DAC
−1 dBFS input DAC + line output
Full-Scale Output
1 × AVDD/3.3
V rms
85
100
dB
AVDD = 3.3 V
Signal-to-Noise Ratio (A-Weighted)
94
AVDD = 1.8 V
−80
−70
dB
AVDD = 3.3 V
THD + N
−75
AVDD = 1.8 V
Power Supply Rejection Ratio
50
dB
Channel Separation
80
dB



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