參數(shù)資料
型號: SA58670
廠商: NXP Semiconductors N.V.
英文描述: 2.1 W/channel stereo Class D audio amplifier
中文描述: 2.1瓦/聲道立體聲D類音頻放大器
文件頁數(shù): 6/18頁
文件大?。?/td> 142K
代理商: SA58670
SA58670_1
NXP B.V. 2007. All rights reserved.
Objective data sheet
Rev. 01 — 22 June 2007
6 of 18
NXP Semiconductors
SA58670
2.1 W/channel stereo Class D audio amplifier
9.
Dynamic characteristics
Table 5.
T
amb
= 25
°
C; R
L
= 8
; unless otherwise specified.
Symbol
Parameter
P
o
output power
Dynamic characteristics
Conditions
per channel; f = 1 kHz; THD+N = 10 %
R
L
= 8
; V
DD
= 5.0 V
R
L
= 8
; V
DD
= 3.6 V
R
L
= 4
; V
DD
= 5.0 V
V
DD
= 5 V; G
v
= 6 dB; f = 1 kHz
P
o
= 1 W
P
o
= 0.5 W
G
v
= 6 dB; f = 217 Hz
V
DD
= 5 V
V
DD
= 3.6 V
V
DD
= 5 V; G
v
= 6 dB; f = 217 Hz
Min
Typ
Max
Unit
-
-
-
1.4
0.72
2.1
-
-
-
W
W
W
THD+N
total harmonic
distortion-plus-noise
-
-
0.14
0.11
-
-
%
%
SVRR
supply voltage ripple
rejection
-
-
-
77
73
69
-
-
-
dB
dB
dB
CMRR
common mode rejection
ratio
input impedance
Z
i
G
v
= 6 dB
G
v
= 12 dB
G
v
= 18 dB
G
v
= 24 dB
V
DD
= 3.6 V
-
-
-
-
-
28.1
17.3
9.8
5.2
3.5
-
-
-
-
-
k
k
k
k
ms
t
d(sd-startup)
delay time from
shutdown to start-up
noise output voltage
V
n(o)
V
DD
= 3.6 V; f = 20 Hz to 20 kHz;
inputs are AC grounded
no weighting
A weighting
-
-
35
27
-
-
μ
V
μ
V
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