ssm2311 Analog Devices, Inc., ssm2311 Datasheet - Page 3

• Manufacturer Part Number: ssm2311
• Description: Filterless High Efficiency Mono 3 W Class-d Audio Amplifier
• Manufacturer: Analog Devices, Inc.

Preliminary Technical Data
SPECIFICATIONS
V
Table 1.
Parameter
DEVICE CHARACTERISTICS
POWER SUPPLY
GAIN CONTROL
SHUTDOWN CONTROL
NOISE PERFORMANCE
DD
Output Power
Efficiency
Total Harmonic Distortion + Noise
Input Common-Mode Voltage Range
Common-Mode Rejection Ratio
Average Switching Frequency
Differential Output Offset Voltage
Supply Voltage Range
Power Supply Rejection Ratio
Supply Current
Shutdown Current
Closed-Loop Gain
Differential Input Impedance
Input Voltage High
Input Voltage Low
Turn-On Time
Turn-Off Time
Output Impedance
Output Voltage Noise
Signal-to-Noise Ratio
= 5.0 V, T
A
= 25
o
C, R
L
= 8 Ω, unless otherwise noted.
Symbol
P
η
THD + N
V
CMRR
f
V
V
PSRR
PSRR
I
I
Av
Z
V
V
t
t
Z
e
SNR
SY
SD
SW
WU
SD
n
O
CM
OOS
DD
IN
IH
IL
OUT
GSM
GSM
Conditions
R
R
R
R
R
R
R
R
R
R
R
R
P
P
P
V
G = 18 dB
Guaranteed from PSRR test
V
V
C
V
V
V
SD = GND
SD = VDD
I
I
SD rising edge from GND to V
SD falling edge from V
SD = GND
V
ac grounded, A
P
SY
SY
L
L
L
L
L
L
L
L
L
L
L
L
OUT
O
O
OUT
CM
DD
RIPPLE
IN
IN
IN
IN
DD
= 8 Ω, THD = 1%, f = 1 kHz, 20 kHz BW, V
= 8 Ω, THD = 1%, f = 1 kHz, 20 kHz BW, V
= 8 Ω, THD = 10%, f = 1 kHz, 20 kHz BW, V
= 8 Ω, THD = 10%, f = 1 kHz, 20 kHz BW, V
= 4 Ω, THD = 1%, f = 1 kHz, 20 kHz BW, V
= 4 Ω, THD = 1%, f = 1 kHz, 20 kHz BW, V
= 4 Ω, THD = 10%, f = 1 kHz, 20 kHz BW, V
= 4 Ω, THD = 10%, f = 1 kHz, 20 kHz BW, V
= 3 Ω, THD = 1%, f = 1 kHz, 20 kHz BW, V
= 3 Ω, THD = 1%, f = 1 kHz, 20 kHz BW, V
= 3 Ω, THD = 10%, f = 1 kHz, 20 kHz BW, V
= 3 Ω, THD = 10%, f = 1 kHz, 20 kHz BW, V
= 3 W into 3 Ω, f = 1 kHz, V
= 1 W into 8 Ω, f = 1 kHz, V
≥ 1 mA
≤ 300 nA
= 0 V, no load, V
= 0 V, no load, V
= 0 V, no load, V
= 0.1 μF
= 2.5 V to 5.0 V, dc input floating/ground
= 3.6 V, f = 20 Hz to 20 kHz, inputs are
= 2.5 V ± 100 mV at 217 Hz input referred
= 1.4 W, 8 Ω, V
= 1.4 W, R
= 100 mV at 217 Hz, inputs ac GND,
Rev. PrA | Page 3 of 20
L
V
= 8 Ω
= 18 dB, A weighting
DD
DD
DD
DD
= 5.0 V
= 5.0 V
= 3.6 V
= 2.5 V
DD
to GND
DD
DD
= 5.0 V
DD
= 5.0 V
DD
DD
DD
DD
DD
DD
DD
DD
DD
DD
DD
DD
= 5.0 V
= 3.6 V
= 5.0 V
= 3.6 V
= 5.0 V
= 3.6 V
= 5.0 V
= 3.6 V
= 5.0 V
= 3.6 V
= 5.0 V
= 3.6 V
Min
1.0
2.5
70
Typ
1.2
0.615
1.53
0.77
2
1.4
2.3
1.6
3
1.8
3.3
2.5
89
0.5
0.2
60
800
2.0
85
60
5.5
4.5
4.0
20
18
37.5
1.2
0.5
30
5
>100
35
98
Max
V
12.0
5.0
SSM2311
DD
− 1.0
Unit
W
W
W
W
W
W
W
W
W
W
W
W
%
%
%
V
dB
kHz
mV
V
dB
dB
mA
mA
mA
nA
dB
kΩ
V
V
ms
μs
kΩ
μV
dB