MC34018

LINEAR INTEGRATED CIRCUIT

UNISONICTECHNOLOGIESCO.,LTD

5 of 8

www.unisonic.com.tw

QW-R108-006,C

PARAMETER

SYMBOL

RATINGS

UNIT

V+ terminal Voltage (pin 16)

+12, -1.0

V

CS (pin 18)

+12, -1.0

V

Speaker amplifier Ground(pin 14)

+3.0, -1.0

V

V

Storage temperature

-65 ~ +150

°C

Note: Absolute maximum ratings are those values beyond which the device could be permanently damaged.

Absolute maximum ratings are stress ratings only and functional device operation is not implied.

RECOMMENDED OPERATION CONDITIONS

PARAMETER

SYMBOL

RATINGS

UNIT

V+ Terminal Voltage (pin 16)

+6.0 ~ +11

V

CS (pin 18)

0 ~ +11

V

V

Receive Signal(pin 27)

0 ~ 250

mVrms

Microphone Signal(pin 9)

0 ~ 5.0

mVrms

Speaker Amplifier Ground (pin 14)

-10 ~ +10

mVdc

0 ~ 3.0

mA

Ambient Temperature

-20 ~ +60

°C

TEMPERATURE CHARACTERISTICS (-20 ~+60℃)

PARAMETER

PIN

TYP CHANGE

UNIT

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

20

+0.1

%/

°C

Attenuator Gain ( Max and Min Setting )

±0.003

dB/

°C

Delta RXO,TXO Voltage

4,26

±0.24

%/

°C

Speaker AMP Gain

15,19

±0.001

dB/

°C

Microphone AMP Gain

9,10

±0.4

dB/

°C

Microphone Amp Input Resistance

9

+0.4

%/

°C

Tx-Rx Switching Threshold (20

μA)

5,7

±0.2

nA/

°C

ELECTRICAL CHARACTERISTICS (Referred to Fig.1)

PARAMETER

SYMBOL

TEST CONDITIONS

MIN

TYP

MAX

UNIT

SUPPLY VOLTAGES

V+=7.5V

4.9

5.4

5.9

Vdc

Line Regulation

6.5V<V+<11V

65

150

mV

Dropout Voltage

V+=5.0V

80

300

mV

V+=7.5V

2.5

2.9

3.3

Vdc

V+=11V,Pin 18=0.7V

9.0

mA

V+ Supply Current

V+=11V,Pin 18=1.6V

800

μA

Output Resistance

6.0

20

Ω

Output Resistance

250

Ω

ATTENUATORS

Receive Attenuator Gain

(1.0kHz)

2.0

6.0

10

dB

Pin 27 = 250Mvrms

40

44

48

dB

Range (Rx to Tx Modes)

Idle Mode, Pin 27= 250mVrms

-20

-16

-12

dB