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參數(shù)資料
| 型號： | BL34018 |
| 廠商： | 上海貝嶺股份有限公司 |
| 英文描述： | BL34018 |
| 中文描述： | BL34018 |
| 文件頁數(shù)： | 6/16頁 |
| 文件大?。?/td> | 586K |
| 代理商： | BL34018 |
BL34018
VSKOL
http://www.belling.com.cn
- 6 -
8/15/2006
Wrote by 2006
Total
16 Pages
SKO Low Voltage ( Pin 19 = -0.1V, +100 mA
load at Pin 15)
MICROPHONE AMPLIFIER
Mike Amp Gain (Pin 9 = 10mVrms , 1.0 kHz)
Mike Amp Input Resistance
LOGAMPS
--
--
600
mV
GMCI
RMCI
9,
10
32.5
6.5
34
10
35
16
dB
k
RLO Leakage Current (Pin 8 = VB + 1.0V)
TLO Leakage Current (Pin 6 = VB + 1.0V)
Transmit
-Receive
Switching
Threshold
( Ratio of ITLI to IRLI - at 20 uA - to switch
TX-RX Comparator)
ILKRLO
ILKTLO
ITH
8
6
5,7
25
--
--
0.8
--
--
--
2.0
2.0
1.2
uA
uA
TRANSMIT DETECTOR
XDC Voltage -- Idle Mode
-- TX Mode
CP2 Current Source
DISTORTION
VXDC
ICP2
23
12
--
--
5.0
0
4.0
10
--
--
13
Vdc
Vdc
uA
RX Mode – RXI to SKO
(Pin 27 = 10mVrms ,1.0kHz)
TX Mode – MCI to TXO
(Pin 9 = 5.0mVrms ,1.0kHz)
RXD
TXD
27,
15
4,9
--
--
1.5
2.0
--
--
%
%
NOTES: 1. V+ = 7.5V,
CS
= 0.7V except where noted.
2. RX Mode : Pin 7 = -100 uA, Pin 5 = +100 uA, except where noted.
TX Mode : Pin 5,13 = -100 uA, Pin 7 = +100 uA, Pin 11 = 0V.
Idle Mode: Pin 5 = -100 uA, Pin 7, 13 = +100 uA.
3. Current into a pin designated as +; current out of a pin designated as - .
4. Voltages referred to Pin 22. TA = +25
°
C.
TEMPERATURE CHARACTERISTICS (-20 to 60
°
C)
Parameter
Pin
Typical
Change
Units
V+ Supply Current (V+ = 11V, Pin 18 = 0.7V)
16
-0.2
%
/
°
C
V+ Supply Current (V+ = 11V, Pin 18 = 1.6V)
16
-0.4
%
/
°
C
VCC Voltage ( V+ = 7.5V)
20
+0.1
%
/
°
C
Attenuator Gain ( Max and Min Settings)
±
0.003
dB/
°
c
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