MC3371 MC3372

2

MOTOROLA ANALOG IC DEVICE DATA

RECOMMENDED OPERATING CONDITIONS

Rating

Pin

Symbol

Value

Unit

Supply Voltage

(@ TA = 25°C)

( –30

°C p TA p +75°C)

4

VCC

2.0 to 9.0

2.4 to 9.0

Vdc

RF Input Voltage

16

Vrf

0.0005 to 10

mVrms

RF Input Frequency

16

frf

0.1 to 100

MHz

Oscillator Input Voltage

1

Vlocal

80 to 400

mVrms

Intermediate Frequency

–

fif

455

kHz

Limiter Amp Input Voltage

5

Vif

0 to 400

mVrms

Filter Amp Input Voltage

10

Vfa

0.1 to 300

mVrms

Squelch Input Voltage

12

Vsq

0 or 2

Vdc

Mute Sink Current

14

lsq

0.1 to 30

mA

Ambient Temperature Range

–

TA

–30 to +70

°C

flocal = 57.6575 MHz, Vlocal = 0 dBm, TA = 25°C, unless otherwise noted)

Characteristic

Pin

Symbol

Min

Typ

Max

Unit

Input for 12 dB SINAD

Matched Input – (See Figures

Unmatched Input – (See Figures 1 and 2)

–

VSIN

–

–

1.0

5.0

–

15

µVrms

Input for 20 dB NQS

–

VNQS

–

3.5

–

µVrms

Recovered Audio Output Voltage

Vrf = –30 dBm

–

AFO

120

200

320

mVrms

Recovered Audio Drop Voltage Loss

Vrf = –30 dBm, VCC = 4.0 V to 2.0 V

–

AFloss

–8.0

–1.5

–

dB

Meter Drive Output Voltage (No Modulation)

Vrf = –100 dBm

Vrf = –70 dBm

Vrf = –40 dBm

13

MDrv

MV1

MV2

MV3

–

1.1

2.0

0.3

1.5

2.5

0.5

1.9

3.1

Vdc

Filter Amp Gain

Rs = 600 Ω , fs = 10 kHz, Vfa = 1.0 mVrms

–

AV(Amp)

47

50

–

dB

Mixer Conversion Gain

Vrf = –40 dBm, RL = 1.8 kΩ

–

AV(Mix)

14

20

–

dB

Signal to Noise Ratio

Vrf = –30 dBm

–

s/n

36

67

–

dB

Total Harmonic Distortion

Vrf = –30 dBm, BW = 400 Hz to 30 kHz

–

THD

–

0.6

3.4

%

Detector Output Impedance

9

ZO

–

450

–

Ω

Detector Output Voltage (No Modulation)

Vrf = –30 dBm

9

DVO

–

1.45

–

Vdc

Meter Drive

Vrf = –100 to –40 dBm

13

MO

–

0.8

–

µA/dB

Meter Drive Dynamic Range

RFIn

IFIn (455 kHz)

13

MVD

–

–

60

80

–

–

dB

Mixer Third Order Input Intercept Point

f1 = 58.125 MHz

f2 = 58.1375 MHz

–

ITOMix

–

–22

–

dBm

Mixer Input Resistance

16

Rin

–

3.3

–

k

Ω

Mixer Input Capacitance

16

Cin

–

2.2

–

pF