SSM2305RMZ-R2 Analog Devices Inc, SSM2305RMZ-R2 Datasheet - Page 3

• Manufacturer Part Number: SSM2305RMZ-R2
• Description: Mono 2W Class D Audio Amp
• Manufacturer: Analog Devices Inc
• Type: Class Dr

Specifications of SSM2305RMZ-R2

• Output Type: 1-Channel (Mono)
• Max Output Power X Channels @ Load: 2.8W x 1 @ 4 Ohm
• Voltage - Supply: 2.2 V ~ 5.5 V
• Features: Depop, Differential Inputs, Short-Circuit and Thermal Protection, Shutdown
• Mounting Type: Surface Mount
• Package / Case: 8-MSOP, Micro8™, 8-uMAX, 8-uSOP,
• Operational Class: Class-D
• Audio Amplifier Output Configuration: 1-Channel Mono
• Output Power (typ): 2.8x1@4OhmW
• Audio Amplifier Function: Speaker
• Total Harmonic Distortion: 0.02@8Ohm@1W%
• Single Supply Voltage (typ): 3/5V
• Dual Supply Voltage (typ): Not RequiredV
• Power Supply Requirement: Single
• Rail/rail I/o Type: No
• Power Supply Rejection Ratio: 85dB
• Single Supply Voltage (min): 2.5V
• Single Supply Voltage (max): 5.5V
• Dual Supply Voltage (min): Not RequiredV
• Dual Supply Voltage (max): Not RequiredV
• Operating Temp Range: -40C to 85C
• Operating Temperature Classification: Industrial
• Mounting: Surface Mount
• Pin Count: 8
• Package Type: MSOP
• Lead Free Status / RoHS Status: Lead free / RoHS Compliant
• Lead Free Status / RoHS Status: Lead free / RoHS Compliant

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
Wake-Up Time
Shutdown Time
Output Impedance
Output Voltage Noise
Signal-to-Noise Ratio
= 5.0 V, T
A
= 25
o
C, R
L
= 8 Ω + 33 μH, 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
P
P
P
V
G = 18 dB
Guaranteed from PSRR test
V
V
V
V
V
V
V
V
SD = GND
SD = V
I
I
SD rising edge from GND to V
SD falling edge from V
SD = GND
V
A
P
SY
SY
L
L
L
L
L
L
L
L
O
O
O
RIPPLE
DD
O
CM
DD
IN
IN
IN
IN
IN
IN
V
= 8 Ω, THD = 1%, f = 1 kHz, BW = 20 kHz
= 8 Ω, THD = 1%, f = 1 kHz, BW = 20 kHz, V
= 8 Ω, THD = 10%, f = 1 kHz, BW = 20 kHz
= 8 Ω, THD = 10%, f = 1 kHz, BW = 20 kHz, V
= 4 Ω, THD = 1%, f = 1 kHz, BW = 20 kHz
= 4 Ω, THD = 1%, f = 1 kHz, BW = 20 kHz, V
= 4 Ω, THD = 10%, f = 1 kHz, BW = 20 kHz
= 4 Ω, THD = 10%, f = 1 kHz, BW = 20 kHz, V
= 1 W into 8 Ω, f = 1 kHz
= 0.5 W into 8 Ω, f = 1 kHz, V
≥ 1 mA
≤ 300 nA
= 1.3 W, 8 Ω
= 18 dB, A-weighted
= 1.4 W, R
= 0 V, no load
= 0 V,
= 0 V, no load, V
= 0 V, V
= 0 V, no load, V
= 0 V, V
= 3.6 V, f = 20 Hz to 20 kHz, inputs are ac grounded,
= 2.5 V to 5.0 V, dc input floating
= 2.5 V ± 100 mV at 217 Hz, output referred
= 100 mV at 217 Hz, inputs ac GND, C
DD
Rev. A | Page 3 of 16
DD
DD
L
= 3.6 V
= 2.5 V
= 8 Ω
DD
DD
= 3.6 V
= 2.5 V
DD
to GND
DD
DD
= 3.6 V
DD
DD
IN
DD
DD
= 0.1 μF
= 3.6 V
= 3.6 V
= 3.6 V
= 3.6 V
Min
1.0
2.5
70
Typ
1.34
0.68
1.67
0.85
2.22
1.1
2.8
1.3
89
0.02
0.02
55
280
2.0
85
60
3.2
3.3
2.8
2.9
2.4
2.4
20
18
37
1.2
0.5
30
5
>100
40
98
SSM2305
Max
V
30
5.5
DD
− 1
Unit
W
W
W
W
W
W
W
W
%
%
%
V
dB
kHz
mV
V
dB
dB
mA
mA
mA
mA
mA
mA
nA
dB
kΩ
V
V
ms
μs
kΩ
μV
dB