BL34118 View Datasheet(PDF) - Shanghai Belling Co., Ltd.
Part Name
Description
MFG CO.
'BL34118' PDF : 11 Pages View PDF
LEVEL DETECTORS AND BACKGROUND NOISE MONITORS (TA = +25°C)
Transmit-Receive Switching Threshold
ITH
0.8
1.0
( Ratio of Current at RLI1 + RLI2 to 20 uA at TLI1 + TLI2 to
switch from Tx to Rx)
Source Current at RLO1, RLO2, TLO1, TLO2
ILSO
-
-2.0
Sink Current at RLO1, RLO2, TLO1, TLO2
ILSK
-
4.0
CPR, CPT Output Resistance ( Iout = 1.5 mA)
RCP
-
35
CPR, CPT Leakage Current
ICPLK
-
-0.2
BL34118
1.2
-
mA
-
µA
-
Ω
-
µA
FILTER (TA = +25°C)
Voltage Offset at FO (VFO – VB, 220 kΩ from VB to FI)
FO Sink Current
FI Bias Current
FOVOS -200 -90
0
mV
IFO
150
260
400
µA
IFI
-
-50
-
nA
SYSTEM DISTORTION (TA = +25°C)
Rx Mode ( From FI to RXO, FO connected to RXI)
THDR
-
0.5
3.0
%
Tx Mode ( From MCI to HTO-/HTO+, includes Tx attenuator)
THDT
-
0.8
3.0
%
1. All currents into a devices pin are positive, those out of a pin are negative, Algebraic convention rather than magnitude is used to define limits.
51 K
Vin
0.1
-
10 K
HTI
+
VB
HTO-
R
R
-
+
VB
X1 Instr.
Amplifier
HTO+
To Dist.
Analyzer
FIGURE 1 – HYBRID AMPLIFIER DISTORTION TEST
http://www.belling.com.cn
-6-
Total 11 Pages
8/15/2006
Wrote by 2006
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