SSM2356CBZ-RL Analog Devices Inc, SSM2356CBZ-RL Datasheet - Page 3
![2x2W Filterless Class D Stereo Audio Amp](/photos/7/0/70097/cb-16-4_sml.jpg)
SSM2356CBZ-RL
Manufacturer Part Number
SSM2356CBZ-RL
Description
2x2W Filterless Class D Stereo Audio Amp
Manufacturer
Analog Devices Inc
Type
Class Dr
Datasheet
1.SSM2356CBZ-RL.pdf
(16 pages)
Specifications of SSM2356CBZ-RL
Output Type
2-Channel (Stereo)
Max Output Power X Channels @ Load
2.5W x 2 @ 4 Ohm
Voltage - Supply
2.5 V ~ 5.5 V
Features
Depop, Differential Inputs, Short-Circuit and Thermal Protection, Shutdown
Mounting Type
Surface Mount
Package / Case
16-WLCSP
Lead Free Status / RoHS Status
Lead free / RoHS Compliant
SPECIFICATIONS
V
Table 1.
Parameter
DEVICE CHARACTERISTICS
POWER SUPPLY
GAIN CONTROL
SHUTDOWN CONTROL
NOISE PERFORMANCE
1
Note that, although the SSM2356 has good audio quality above 2 W per channel, continuous output power beyond 2 W per channel must be avoided due to device
packaging limitations.
DD
Output Power/Channel
Efficiency
Total Harmonic Distortion + Noise
Input Common-Mode Voltage Range
Common-Mode Rejection Ratio
Channel Separation
Average Switching Frequency
Differential Output Offset Voltage
Supply Voltage Range
Power Supply Rejection Ratio
Supply Current (stereo)
Shutdown Current
Closed-Loop Gain
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 +33 μH, EDGE = GND, Gain = 6 dB, unless otherwise noted.
Symbol
P
η
THD + N
V
CMRR
X
f
V
V
PSRR
(DC)
PSRR
I
I
Gain
Gain
Z
V
V
t
t
Z
e
SNR
SY
SD
SW
WU
SD
O
n
CM
TALK
OOS
DD
IN
IH
IL
OUT
GSM
GSM
Conditions
P
GAIN = GND
P
R
R
R
R
R
R
R
R
(normal, low EMI mode)
P
(ultralow EMI mode)
P
P
V
P
Gain = 6 dB
Guaranteed from PSRR test
V
V
V
V
V
V
V
V
SDNR = SDNL= GND
GAIN = V
SDNR = SDNL = V
SDNR/SDNL rising edge from GND to V
SDNR/SDNL falling edge from V
SDNR/SDNL = GND
V
Gain = 6 dB, A-weighted
L
L
L
L
L
L
L
L
O
O
O
O
CM
O
DD
RIPPLE
IN
IN
IN
IN
IN
IN
DD
O
= 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
= 1 W into 8 Ω, f = 1 kHz, V
= 0.5 W into 8 Ω, f = 1 kHz, V
= 1.4 W, 8 Ω, V
= 1.4 W, 8 Ω, V
= 100 mW, f = 1 kHz
= 1.4 W, R
= 0 V, no load, V
= 0 V, no load, V
= 0 V, no load, V
= 0 V, load = 8 Ω + 33 μH, V
= 0 V, load = 8 Ω + 33 μH, V
= 0 V, load = 8 Ω + 33 μH, V
= 3.6 V, f = 20 Hz to 20 kHz, inputs are ac grounded,
= 2.5 V ± 100 mV at 217 Hz, output referred
= 2.5 V to 5.0 V, dc input floating
= 100 mV at 217 Hz, inputs ac GND, C
DD
Rev. 0 | Page 3 of 16
L
= 8 Ω
DD
DD
DD
DD
DD
DD
= 5.0 V, EDGE = GND
= 5.0 V, EDGE = V
; GAIN = GND or V
= 5.0 V
= 3.6 V
= 2.5 V
DD
DD
= 5.0 V
DD
DD
DD
= 3.6 V
DD
= 5.0 V
= 3.6 V
= 2.5 V
to GND
DD
DD
DD
DD
DD
DD
DD
DD
DD
DD
DD
IN
= 5.0 V
= 3.6 V
= 5.0 V
= 3.6 V
= 5.0 V
= 3.6 V
= 5.0 V
= 3.6 V
= 0.1 μF
Min
1.0
2.5
70
Typ
1.42
0.75
1.8
0.94
2.0
1.3
2.5
1.7
92
90
0.004
0.004
55
78
300
2.0
85
60
5.75
4.9
4.7
5.5
5.1
4.5
20
18
6
80
1.35
0.35
7
5
>100
29
100
1
Max
V
5.5
DD
SSM2356
− 1
Unit
W
W
W
W
W
W
W
W
%
%
%
%
V
dB
dB
kHz
mV
V
dB
dB
mA
mA
mA
mA
mA
mA
nA
dB
dB
kΩ
V
V
ms
μs
kΩ
μVrms
dB