BL34018 データシートの表示（PDF） - Shanghai Belling Co., Ltd.

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BL34018

BL34018

Shanghai Belling Co., Ltd. 

Output Resistance (ICC = 3.0 mA)

Dropout Voltage ( V+ = 5.0 V)

VB Voltage (V+ = 7.5V)

Output Resistance ( IB = 1.7 mA)

ATTENUATORS

Receive Attenuator Gain (@1.0 kHz)

RX Mode, Pin 24 = VB;

Pin 27 = 250 mVrms

Range ( RX to TX Modes)

Idle Mode, Pin 27 = 250 mVrms

RXO Voltage ( RX Mode)

Delta RXO Voltage (Switch from RX to TX

Mode)

RXO Sink Current (RX Mode)

RXO Source Current (RX Mode)

RXI Input Impedance

Volume Control Range ( RX Attenuator Gain,

RX Mode, 0.6VB < Pin 24 < VB)

Transmit Attenuator Gain (@1.0 kHz)

TX Mode, Pin 3 = 250 mVrms

Range ( TX to RX Mode)

Idle Mode, Pin 3 = 250 mVrms

ROVCC

VCCSAT

VB

ROVB

GRX

∆GRX

GRXI

VRXO

∆VRXO

IRXOL

IRXOH

RRXI

VCR

GTX

∆GTX

GTXI

TXO Voltage ( TX Mode)

Delta TXO Voltage (Switch from TX to RX

Mode)

TXO Sink Current (TX Mode)

TXO Source Current (TX Mode)

TXI Input Impedance

ACF Voltage (VCC - Pin 25 Voltage)

RX Mode

Tx Mode

Idle Mode

SPEAKER AMPLIFIER

Speaker Amp Gain (Pin19 = 20mVrms)

VTXO

∆VTXO

ITXOL

ITXOH

RTXI

∆VACF

GSPK

SKI Input Impedance

SKO Voltage ( Pin 19 = Cap Coupled to

GND)

SKO High Voltage (Pin 19 = 0.1V, -100

mA load at Pin 15)

RSKI

VSKO

VSKOH

BL34018

-- 6.0 20

ohm

-- 80 300

mV

21 2.5 2.9 3.3

Vdc

-- 250 --

ohm

26,

27 2.0 6.0 10

dB

40 44 48

dB

-20 -16 -12

dB

1.8 2.3 3.2

Vdc

-- -- 100

mV

75 --

--

uA

1.0 -- 3.0

mA

3.5 5.0 8.0

kΩ

24.5 -- 32.5

dB

3, 4.0 6.0 8.0

dB

4

40 44 48

dB

-16.5 -13 -8.5

dB

1.8

-- 2.3 3.2

Vdc

-- 100

mV

75

1.0 --

--

uA

3.5 -- 3.0

mA

5.0 8.0

kΩ

20,

25 -- 150 --

mV

-- 6.0 --

mV

-- 75

--

mV

15, 33 34 35

dB

9

15 22 37

kΩ

2.4 3.0 3.6

Vdc

5.5 --

--

Vdc

http://www.belling.com.cn

-5-

Total 16 Pages

8/15/2006

Wrote by 2006

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