參數(shù)資料
型號: TS489
廠商: 意法半導(dǎo)體
英文描述: Pop-free 120mW stereo headphone amplifier
中文描述: 流行無120mW立體聲耳機(jī)放大器
文件頁數(shù): 7/32頁
文件大?。?/td> 465K
代理商: TS489
TS488-TS489
Electrical characteristics
7/32
Table 6.
Electrical characteristics at V
CC
= +2.5V
with GND = 0V, T
amb
= 25°C (unless otherwise specified)
Parameter
Symbol
Conditions
Min.
Typ.
Max.
Unit
I
CC
Supply current
No input signal, no load
1.8
2.5
mA
I
STBY
Standby current
No input signal, V
STBY
= GND for TS488,
R
L
=32
Ω
10
1000
nA
No input signal, V
STBY
= V
CC
for TS489,
R
L
=32
Ω
THD+N = 0.1% max, F = 1kHz, R
L
= 32
Ω
THD+N = 1% max, F = 1kHz, R
L
= 32
Ω
THD+N = 0.1% max, F = 1kHz, R
L
= 16
Ω
THD+N = 1% max, F = 1kHz, R
L
= 16
Ω
A
V
=-1, R
L
= 32
Ω,
P
out
= 10mW,
20Hz
F
20kHz
10
1000
P
out
Output power
19
mW
18
20
31
27
32
THD+N
Total harmonic distortion
+ noise
0.3
%
A
V
=-1, R
L
= 16
Ω,
P
out
= 16mW,
20Hz
F
20kHz
0.3
PSRR
Power supply rejection
ratio, inputs grounded
(1)
A
V
=-1, R
L
16
Ω
, C
b
=1μF, F = 1kHz
,
V
ripple
= 200mVpp
A
V
=-1, R
L
16
Ω
, C
b
=1μF, F = 217Hz
,
V
ripple
= 200mVpp
V
OL
: R
L
= 32
Ω
V
OH
: R
L
= 32
Ω
V
OL
: R
L
= 16
Ω
V
OH
: R
L
= 16
Ω
A weighted, A
V
=-1, R
L
= 32
Ω,
THD+N < 0.4%, 20Hz
F
20kHz
68
dB
66
V
O
Output swing
0.12
0.16
V
2.3
2.36
0.22
0.28
2.15
2.25
SNR
Signal-to-noise ratio
100
dB
Crosstalk Channel separation
R
L
= 32
Ω,
A
V
=-1
F = 1kHz
F = 20Hz to 20kHz
-102
-84
dB
C
i
Input capacitance
1
pF
GBP
Gain bandwidth product
R
L
= 32
Ω
1.1
MHz
SR
Slew rate, unity gain
inverting
R
L
= 16
Ω
0.6
V/
μ
s
V
IO
Input offset voltage
V
icm
=V
CC
/2
1
20
mV
t
wu
Wake-up time
100
ms
1.
Guaranteed by design and evaluation.
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