CS3511
AC ELECTRICAL CHARACTERISTICS
Test Conditions (unless otherwise specified): AGND = DGND = PGND = 0 V; All voltages with respect to ground;
T
A
= 25°C; VP = 12 V; R
L
= 8
Ω
full-bridge; GAIN1 = 0, GAIN0 = 1; 10 Hz to 20 kHz Measurement Bandwidth; Per-
formance measurements taken with a differential 997 Hz sine wave and AES17 measurement filter; Stereo Full-
Bridge measurements taken through the Full-Bridge Output Filter shown in
Parameters
Output Power (Continuous Average/Channel)
P
O
Symbol
Test Conditions
THD+N = 1%
THD+N = 7%
THD+N = 10%
R
L
= 8
Ω
R
L
= 6
Ω
R
L
= 8
Ω
R
L
= 6
Ω
R
L
= 8
Ω
R
L
= 6
Ω
Min
-
-
-
-
-
-
-
-
-
-
-
-
-
Typ
7.5
9.1
8.8
10.8
9.4
11.4
0.019
0.025
99
96
99
96
55
Max
-
-
-
-
-
-
-
-
-
-
-
-
-
Units
W
W
W
W
W
W
%
%
dB
dB
dB
dB
dB
Total Harmonic Distortion + Noise
Dynamic Range
THD+N
DYR
P
O
= 1 W, R
L
= 8
Ω
P
O
= 5 W, R
L
= 8
Ω
V
in
= -60 dBi
A-Weighted
Unweighted
Inputs AC coupled to AGND
A-Weighted
Unweighted
200 mv p-p from
20 Hz
≤
f
≤
1 kHz, inputs AC
coupled to AGND
19 kHz, 20 kHz, 1:1 (IHF),
P
O
= 1 W
P
O
=1 W, f = 1 kHz
20 Hz
≤
f
≤
20 kHz
MUTE = low
P
O
= 2 x 9.4 W, R
L
= 8
Ω
Signal to Noise Ratio
SNR
Power Supply Rejection Ratio
PSRR
IHF Intermodulation Distortion
Channel Separation
Output Offset Voltage
Efficiency
PWM Output Over-Current Error Trigger Point
Junction Thermal Error Rising Trigger Point
Junction Thermal Error Falling Trigger Point
Turn On Time
Turn Off Time
Amplifier Gain
IHF-IMD
CS
V
OFFSET
η
I
CE
T
TERISE
T
TEFALL
t
on
t
off
-
-
-
-
-
-
-
-
0.20
104
78
50
85
2.7
155
135
155
3
13.6
19.5
23.8
27.3
0.1
46.0
23.0
13.8
9.2
-
-
-
-
-
-
-
-
-
-
-
-
-
-
-
55.2
27.6
16.6
11.1
%
dB
dB
mV
%
A
°C
°C
ms
ms
dB
dB
dB
dB
%
kΩ
kΩ
kΩ
kΩ
SLEEP = V
IL
SLEEP = V
IH
Gain1 = 0, Gain0 = 0
Gain1 = 0, Gain0 = 1
Gain1 = 1, Gain0 = 0
Gain1 = 1, Gain0 = 1
Between output channels
Gain1 = 0, Gain0 = 0
Gain1 = 0, Gain0 = 1
Gain1 = 1, Gain0 = 0
Gain1 = 1, Gain0 = 1
-
-
-
-
-
-
-
36.8
18.4
11.0
7.3
Gain Matching
Input Impedance
Notes:
5. See
6. dBi is referenced to the input signal amplitude resulting in the specified output power at THD+N<1%. See
for more information.
7. See
DS845PP2
7
CIRRUS [ CIRRUS LOGIC ]
