SSM2135
Rev. G | Page 3 of 16
SPECIFICATIONS
V
S
= 5 V, −40°C ≤ T
A
≤ +85°C, unless otherwise noted. Typical specifications apply at T
A
= 25°C.
Table 1.
Parameter Symbol Conditions Min Typ Max Unit
AUDIO PERFORMANCE
Voltage Noise Density e
n
f = 1 kHz 5.2 nV/√Hz
Current Noise Density i
n
f = 1 kHz 0.5 pA/√Hz
Signal-To-Noise Ratio SNR 20 Hz to 20 kHz, 0 dBu = 0.775 V rms 121 dBu
Headroom HR Clip point = 1% THD + N, f = 1 kHz, R
L
= 10 kΩ 5.3 dBu
Total Harmonic Distortion Plus Noise THD + N A
V
= +1, V
OUT
= 1 V p-p, f = 1 kHz, 80 kHz LPF
R
L
= 10 kΩ 0.003 %
R
L
= 32 Ω 0.005 %
DYNAMIC PERFORMANCE
Slew Rate SR R
L
= 2 kΩ, T
A
= 25°C 0.6 0.9 V/μs
Gain Bandwidth Product GBW 3.5 MHz
Settling Time t
S
To 0.1%, 2 V Step 5.8 μs
INPUT CHARACTERISTICS
Input Voltage Range V
CM
0 4.0 V
Input Offset Voltage V
OS
V
OUT
= 2 V 0.2 2.0 mV
Input Bias Current I
B
V
CM
= 0 V, V
OUT
= 2 V 300 750 nA
Input Offset Current I
OS
V
CM
= 0 V, V
OUT
= 2 V 50 nA
Differential Input Impedance Z
IN
4 MΩ
Common-Mode Rejection CMR 0 V ≤ V
CM
≤ 4 V, f = dc 87 112 dB
Large Signal Voltage Gain A
V
0.01 V ≤ V
OUT
≤ 3.9 V, R
L
= 600 Ω 2 V/μV
OUTPUT CHARACTERISTICS
Output Voltage Swing High V
OH
R
L
= 100 kΩ 4.1 V
R
L
= 600 Ω 3.9 V
Output Voltage Swing Low V
OL
R
L
= 100 kΩ 3.5 mV
R
L
= 600 Ω 3.0 mV
Short-Circuit Current Limit I
SC
±30 mA
POWER SUPPLY
Supply Voltage Range V
S
Single supply 4 36 V
Dual supply ±2 ±18 V
Power Supply Rejection Ratio PSRR V
S
= 4 V to 6 V, f = dc 90 120 dB
Supply Current I
SY
V
S
= 5 V, V
OUT
= 2.0 V, no load 2.8 6.0 mA
V
S
= ±18 V, V
OUT
= 0 V, no load 3.7 7.6 mA
