MICRF004 Просмотр технического описания (PDF) - Micrel

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производитель

MICRF004

QwikRadio™ Low-Power VHF Receiver

Micrel 

MICRF004/RF044

Typical Characteristics

Supply Current

vs. Frequency

4

TA = 25°C

3 VDD = 5V

2

1

Sweep Mode,

Continuous Operation

0

100 125 150 175 200 225 250

FREQUENCY (MHz)

Functional Characteristics

Supply Current

vs. Temperature

4

f = 150MHz

VDD = 5V

3

2

1

Sweep Mode,

Continuous Operation

0

-40 -20 0 20 40 60 80 100

TEMPERATURE (°C)

Micrel

MICRF004

Antenna Impedance

Frequency

140MHz

149MHz

160MHz

170MHz

173MHz

180MHz

184MHz

190MHz

Complex

Impedance

12.53–j4.31.14

15.6–j406.87

15.18–j377.78

14.39–j355.36

13.51–j347.24

14.79–j333.98

13.47–j327.10

11.15–j316.43

Capacitance

2.63pF

2.63pF

2.63pF

2.63pF

2.64pF

2.64pF

2.65pF

2.65pF

6

February 9, 2000

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