ssm2602 Analog Devices, Inc., ssm2602 Datasheet - Page 3

• Manufacturer Part Number: ssm2602
• Description: Low Power Audio Codec
• Manufacturer: Analog Devices, Inc.

Preliminary Technical Data
SPECIFICATIONS
T
Table 1.
Parameter
OPERATING CONDITIONS
POWER CONSUMPTION
LINE INPUT
MICROPHONE INPUT
MICROPHONE BIAS
LINE OUTPUT
A
Analog Voltage Supply (AVDD)
Digital Power Supply
Ground (AGND, PGND, DGND)
Power-Up
Stereo Record (1.8 V)
Stereo Record (3.3 V)
Stereo Playback (1.8 V)
Stereo Playback (3.3 V)
Power-Down
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
Input Signal Level
Signal-to-Noise Ratio (A-weighted)
Total Harmonic Distortion
Power Supply Rejection Ratio
Mute Attenuation
Input Resistance
Input Capacitance
Bias Voltage
Bias Current Source
Noise in the Signal Bandwidth
DAC
Full-Scale Output
Signal-to-Noise Ratio (A-Weighted)
THD + N
Power Supply Rejection Ratio
Channel Separation
= 25°C, AVDD = DVDD = 3.3 V, PVDD = 3.3 V, 1 kHz signal, f
Min
1.8
1.5
85
−34.5
Typ
3.3
3.3
0
7
22
7
22
1 × AVDD/3.3
200
10
480
10
90
87
−80
−75
80
0
1.5
−80
1
85
−70
50
80
10
10
0.75 × AVDD
40
1 × AVDD/3.3
100
98
−80
−75
50
80
Rev. PrB | Page 3 of 28
S
= 48 kHz, PGA gain = 0 dB, 24-bit audio data, unless otherwise noted.
Max
3.6
3.6
40
33.5
3
Unit
V
V
V
mW
mW
mW
mW
μW
V rms
kΩ
kΩ
kΩ
pF
dB
dB
dB
dB
dB
dB
dB
dB
V rms
dB
dB
dB
dB
kΩ
pF
V
mA
nV/√Hz
V rms
dB
dB
dB
dB
Conditions
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
Microphone gain = 0 dB (R
0 dBFS input, 0 dB gain
20 Hz to 20 kHz
−1 dBFS input DAC + line output
AVDD = 3.3 V
AVDD = 1.8 V
AVDD = 3.3 V
AVDD = 1.8 V
SSM2602
SOURCE
= 40 kΩ)