NTE1558 查看數據表（PDF） - NTE Electronics
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NTE1558 Datasheet PDF : 2 Pages
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Electrical Characteristics (Cont’d): (TA = +25°C, VCC = 9V, f = 1kHz unless otherwise specified)
Parameter
Symbol
Test Conditions
Min Typ Max Unit
Leak Output for Playback Muting
VO(PM) PB in to Line Out, VIN =
−40dBm(PM)
− −40 −30 dBm
Leak Output for Recording Muting
VO(RM) PB in to Line Out, VIN =
−40dBm(RM)
− −46 −36 dBm
Output Voltage II for ALC Operation VOAII Mic In to Line Out, VIN = −60dBm(R) 0.46 0.58 0.73 V
Output Voltage I for ALC Operation VOAI Mic In to Line Out, VIN = −30dBm(R) 0.60 0.80 1.10 V
Line Output Distortion
for ALC Operation
THDA VIN = −30dBm, BW = 500 to 5kHz(R) − 0.4 1.0 %
Recording Amp. Distortion
Line Amp. Outisde Noise
THDR VO = 9dB (R)
VNOL DIN Audio F. (M)
− 0.2 0.6 %
− −68 −58 dBV
Note *. (P), (R), (PM), and (RM) represent the playback mode, recording mode, and muting mode
respectively.
Pin Connection Diagram
Pre−Bypass 1
PB Input 2
PB NFB 3
Pre−Output 4
GND 5
Filter 6
Line NFB 7
Line Input 8
Line Input 9
18 MIC Input
17 ALC Output
16 ALC Input
15 VCC
14 P/R Cont Input
13 Rec Output
12 Rec Input
11 Rec NFB
10 Line Output
18
10
1
9
.870 (22.1) Max
.150
(3.8)
.250
(6.35)
.100 (2.54)
.800 (20.3)
.125 (3.17) Min
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