ssm2517 Analog Devices, Inc., ssm2517 Datasheet - Page 3

• Manufacturer Part Number: ssm2517
• Description: Pdm Digital Input, Mono 2.4 W Class-d Audio Amplifier Ssm2517
• Manufacturer: Analog Devices, Inc.

SPECIFICATIONS
PVDD = 5.0 V, VDD = 1.8 V, f
when f
Table 1.
Parameter
DEVICE CHARACTERISTICS
POWER SUPPLY
Total Harmonic Distortion Plus Noise
Differential Output Offset Voltage
Output Power
Efficiency
Average Switching Frequency
Closed-Loop Gain
Low Power Mode Wake Time
Input Sampling Frequency
Supply Voltage Range
Power Supply Rejection Ratio
Supply Current, H-Bridge
Supply Current, Modulator
Amplifier Power Supply
Digital Power Supply
Standby Current
Power-Down Current
S
= 64×, PDM clock = 3.072 MHz.
S
= 128×, T
A
Symbol
P
THD + N
η
f
Gain
V
t
f
PVDD
VDD
PSRR
I
I
PVDD
VDD
SW
WAKE
S
= 25°C, R
O
OOS
GSM
L
Test Conditions/Comments
f = 1 kHz, BW = 20 kHz
R
R
R
R
R
R
f = 1 kHz, BW = 20 kHz
P
P
P
R
R
R
R
P
P
No input
−6 dBFS PDM input, BTL output,
f = 1 kHz
PVDD = 3.6 V
PVDD = 5.0 V
Gain = 6 dB
f
f
V
Dither input, 8 Ω + 33 µH load
PVDD = 5.0 V, f
PVDD = 5.0 V, f
PVDD = 3.6 V, f
PVDD = 3.6 V, f
PVDD = 2.5 V, f
PVDD = 2.5 V, f
PVDD = 5.0 V
Dither input, 8 Ω + 33 µH load
VDD = 3.3 V, f
VDD = 3.3 V, f
VDD = 1.8 V, f
VDD = 1.8 V, f
= 8 Ω + 33 µH, unless otherwise noted. When f
S
S
L
L
L
L
L
L
O
O
O
L
L
L
L
O
O
RIPPLE
= 64×
= 128×
= 4 Ω, THD = 1%, PVDD = 5.0 V
= 8 Ω, THD = 1%, PVDD = 5.0 V
= 4 Ω, THD = 1%, PVDD = 3.6 V
= 8 Ω, THD = 1%, PVDD = 3.6 V
= 4 Ω, THD = 10%, PVDD = 3.6 V
= 8 Ω, THD = 10%, PVDD = 3.6 V
= 4 Ω, −6 dBFS input, PVDD = 5.0 V
= 8 Ω, −6 dBFS input, PVDD = 5.0 V
= 4 Ω, −6 dBFS input, PVDD = 3.6 V
= 8 Ω, −6 dBFS input, PVDD = 3.6 V
= 100 mW into 8 Ω, PVDD = 3.6 V
= 500 mW into 8 Ω, PVDD = 3.6 V
= 1 W into 8 Ω, PVDD = 5.0 V
= 2.4 W into 4 Ω, PVDD = 5.0 V
= 1.38 W into 8 Ω, PVDD = 5.0 V
= 100 mV at 217 Hz
Rev. A | Page 3 of 16
S
S
S
S
S
S
S
S
S
S
= 64×
= 128×
= 64×
= 128×
= 64×
= 128×
= 64×
= 128×
= 64×
= 128×
Min
1.84
3.68
2.5
1.62
S
= 128×, PDM clock = 6.144 MHz;
Typ
2.4
1.38
1.2
0.7
1.5
0.9
0.035
0.1
0.12
3.6
1.0
5.2
2.3
86
92
290
3.5
4.78
0.5
3.072
6.144
3.6
1.8
85
3.1
3.2
2.6
2.7
2.2
2.3
0.0
100
1.3
2.4
0.6
1.2
Max
0.5
3.23
6.46
5.5
3.6
SSM2517
Unit
W
W
W
W
W
W
%
%
%
%
%
%
%
%
%
kHz
V
V
mV
ms
MHz
MHz
V
V
dB
mA
mA
mA
mA
mA
mA
mA
nA
mA
mA
mA
mA
P
P