Проектирования радиосвязных и радиовещательных приемных устройств индивидуального пользования, страница 13

Characteristic

Condition/Pin

Symbol

Min

Typ

Max

Unit

Power Supply Voltage

–

VCC

7.5

8.0

9.0

V

Power Supply Current

VCC = 8.0 V

ICC

26

32

44

mA

Detector Output Level

Vin = 1.0 mV, 30% Mod.

V13

160

200

240

mVrms

Audio S/N Ratio

Vin = 1.0 mV, 30% Mod.

S/N

48

52

–

dB

Audio THD

Vin = 1.0 mV, 30% Mod.

THD

–

0.3

1.0

%

Signal Strength Output

V 1 0 V 80% M d

V11

–

0 3

1 0

V

VCO Buffer Output

Vin = 1.0 mV, Mod.

V28

–

0.3

1.0

mV

SD Output Level

V 2 0 V 80% M d

V10

0

0 4

1 5 1.5

Vpp

MIXER1

Input Resistance

1 or 2 to Gnd

–

–

10

–

kW

Third Order Intercept Point

1 or 2

IP3

–

127

–

dBmV

Conversion Transconductance

1 or 2 to 24 + 25

gc

–

2.2

–

mS

Total Collector Current

24 + 25

IC

–

4.6

–

mA

Input IF Rejection

1 or 2

–

–

45

–

dB

MIXER2

Input Resistance

22

–

–

2.4

–

kW

Third Order Intercept Point

22

IP3

–

112

–

dBmV

Conversion Transconductance

22 to 20 + 21

gc

–

4.6

–

mS

Total Collector Current

20 + 21

IC

–

3.0

–

mA

VCO

Minimum Oscillator Coil Parallel Impedance

27 to 26

RP

–

3.0

–

kW

Buffer Output Level

28

VO

–

224

–

mVrms

Stray Capacitance

27

CS

–

7.0

–

pF

IF AMPLIFIER

Input Resistance

17

Rin

–

2.0

–

kW

Transconductance

17 to 15

gm

–

28

–

mS

Maximum Input Level

17

Vin

–

125

–

mVrms

Minimum Detector Coil Parallel Impedance

17 to 15

RL

–

15

–

kW

RF Output Level

15, Vin = 1.0 mV

–

–

2.0

–

Vpp

Audio Output Impedance

13

Rout

–

120

–

W

Audio Output Level

13 @ 30% Mod.

Vout

–

200

–

mVrms