TS4994EIKJT STMICROELECTRONICS [STMicroelectronics], TS4994EIKJT Datasheet - Page 7

• Manufacturer Part Number: TS4994EIKJT
• Description: 1.2 W differential input/output audio power amplifier with selectable standby
• Manufacturer: STMICROELECTRONICS [STMicroelectronics]

TS4994FC
Table 5.
1. Dynamic measurements - 20*log(rms(V
2. Transition time from standby mode to fully operational amplifier.
THD + N
Symbol
PSRR
CMRR
I
V
SNR
GBP
STBY
P
t
I
V
V
WU
CC
ICM
out
oo
N
IG
Supply current
No input signal, no load
Standby current
No input signal, V
No input signal, V
Differential output offset voltage
No input signal, R
Input common mode voltage
CMRR ≤ -60dB
Output power
THD = 1% max, F= 1kHz, R
Total harmonic distortion + noise
P
Power supply rejection ratio with inputs grounded
F = 217Hz, R = 8Ω, A
V
Common mode rejection ratio
F = 217Hz, R
V
Signal-to-noise ratio (A-weighted filter, A
R
Gain bandwidth product
R
Output voltage noise, 20Hz ≤ F ≤ 20kHz, R
Wake-up time
C
Electrical characteristics for V
specified)
out
ripple
ic
L
L
b
Unweighted, A
A-weighted, A
Unweighted, A
A-weighted, A
Unweighted, A
A-weighted, A
Unweighted, Standby
A-weighted, Standby
= 8Ω
= 8Ω, THD +N < 0.7%, 20Hz ≤ F ≤ 20kHz
=1μF
= 200mV
= 225mW rms, A
= 200mV
PP
L
(2)
= 8Ω, A
PP
V
V
V
V
V
V
STBY
STBY
L
= 1
= 2.5
= 7.5
= 1
= 2.5
= 7.5
= 8Ω
V
V
= V
= V
V
= 1, 20Hz ≤ F ≤ 20kHz, R
= 1, C
Parameter
= 1, C
out
SM
SM
)/rms (V
L
= 8Ω
= GND, R
= V
in
in
= 4.7μF, C
= 4.7μF, C
CC
ripple
, R
CC
L
)). V
L
V
= 8Ω
= +2.6V, GND = 0V, T
= 8Ω
= 2.5)
b
L
ripple
b
=1μF
= 8Ω
=1μF
is the super-imposed sinus signal relative to V
L
(1)
= 8Ω
Min.
200
0.6
amb
= 25°C (unless otherwise
Typ.
10.5
300
100
100
0.1
0.5
5.5
1.5
10
90
12
33
28
15
Electrical characteristics
3
2
6
1
V
CC
Max.
1000
10
7
- 0.9
CC
.
μV
MHz
Unit
mW
mA
mV
ms
nA
dB
dB
dB
%
V
RMS
7/35