參數(shù)資料
型號(hào)： 8547TS
廠商： NXP Semiconductors N.V.
元件分類： 音頻放大器
英文描述： 2 x 0.7 W BTL audio amplifier with output channel switching
中文描述： 2 × 0.7糯橋接音頻放大器的輸出開關(guān)通道
文件頁(yè)數(shù)： 7/20頁(yè)
文件大?。?/td> 162K
代理商： 8547TS
1998 Apr 01
7
Philips Semiconductors
Product specification
2
×
0.7 W BTL audio amplifier with
output channel switching
TDA8547TS
DC CHARACTERISTICS
V
CC
= 5 V; T
amb
= 25
°
C; R
L
= 8
; V
MODE
= 0 V; gain = 20 dB; measured in BTL application circuit Fig.4; unless
otherwise specified.
Notes
1.
Measured with R
L
=
∞
. With a load connected at the outputs the quiescent current will increase, the maximum of this
increase being equal to the DC output offset voltage divided by R
L
.
The DC output voltage with respect to ground is approximately 0.5V
CC
.
2.
SYMBOL
PARAMETER
CONDITIONS
MIN.
TYP.
MAX.
UNIT
V
CC
I
q
supply voltage
quiescent current
operating
BTL 2 channels;
note 1
BTL 1 channel;
note 1
V
MODE
= V
CC
note 2
2.2
5
15
18
22
V
mA
8
12
mA
I
stb
V
O
V
OUT+
V
OUT
differential output voltage
offset
I
IN+
, I
IN
input bias current
V
MODE
input voltage MODE pin
standby current
DC output voltage
2.2
10
50
μ
A
V
mV
0
1.5
V
CC
0.5
0
500
0.5
V
CC
1.5 V
V
CC
20
1
nA
V
operating
mute
standby
0 V < V
MODE
< V
CC
channel 1 = standby;
channel 2 = on
channel 1 = on;
channel 2 = standby
V
SELECT
= 0 V
V
μ
A
V
I
MODE
V
SELECT
input current MODE pin
input voltage SELECT pin
V
CC
1
V
CC
V
I
SELECT
input current SELECT pin
100
μ
A
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