Datasheet

TS4990 Electrical characteristics
Doc ID 9309 Rev 13 7/33
Table 6. Electrical characteristics when V
CC
= 2.6V, GND = 0V, T
amb
= 25°C (unless
otherwise specified)
Symbol Parameter Min. Typ. Max. Unit
I
CC
Supply current
No input signal, no load
3.1 6 mA
I
STBY
Standby current
(1)
No input signal, V
STBY
= GND, R
L
= 8 Ω
1. Standby mode is active when V
STBY
is tied to GND.
10 1000 nA
V
oo
Output offset voltage
No input signal, R
L
= 8 Ω
110mV
P
out
Output power
THD = 1% max, F = 1 kHz, R
L
= 8 Ω
220 300 mW
THD + N
Total harmonic distortion + noise
P
out
= 200 mW
rms
, A
V
= 2, 20 Hz ≤ F ≤ 20 kHz,
R
L
=8 Ω
0.1 %
PSRR
Power supply rejection ratio
(2)
R
L
= 8 Ω, A
V
= 2, V
ripple
= 200 mV
pp
, input grounded
F = 217 Hz
F = 1 kHz
2. All PSRR data limits are guaranteed by production sampling tests.
Dynamic measurements - 20*log(rms(V
out
)/rms(V
ripple
)). V
ripple
is the sinusoidal signal superimposed upon
V
CC
.
55
55
60
62
dB
t
WU
Wake-up time (C
b
= 1 µF) 125 150 ms
t
STBY
Standby time (C
b
= 1 µF) 10 µs
V
STBYH
Standby voltage level high 1.2 V
V
STBYL
Standby voltage level low 0.4 V
Φ
M
Phase margin at unity gain
R
L
= 8 Ω, C
L
= 500 pF
65 Degrees
GM
Gain margin
R
L
= 8 Ω, C
L
= 500 pF
15 dB
GBP
Gain bandwidth product
R
L
= 8 Ω
1.5 MHz
R
OUT-GND
Resistor output to GND (V
STBY
≤ V
STBYL
)
V
out1
V
out2
6
46
kΩ