LTC6603 データシートの表示（PDF） - Linear Technology

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LTC6603

Dual Adjustable Lowpass Filter

Linear Technology 

TYPICAL PERFORMANCE CHARACTERISTICS

LTC6603

OIP3 vs Temperature

42

VS = 3V, RBIAS = 30.9k

PASSBAND GAIN = 24dB

41 VOUT = 6dBm PER TONE FOR 2-TONE TEST

Δf = 10kHz

40

39 BW = 625kHz,

FREQUENCY = 200kHz

38

BW = 156.25kHz,

FREQUENCY = 60kHz

37

36 BW = 2.5MHz, FREQUENCY = 1MHz

35

–50 –30 –10 10 30 50

TEMPERATURE (°C)

70 90

6603 G23

Output Impedance vs Frequency

10

VS = 3V, RBIAS = 30.9k, TA = 25°C

LPF1 = 0, LPF0 = 1,

1

BW = 625kHz

LPF1 = LPF0 = 0,

BW = 156.25kHz

0.1

0.01

LPF1 = 1, BW = 2.5MHz

0.001

1k

10k

100k

1M

FREQUENCY (Hz)

10M

6603 G25

Supply Current vs Supply Voltage

200

TA = 25°C

180 RBIAS = 30.9k

BW = 2.5MHz

160

140

BW = 625kHz

120

100

BW = 156.25kHz

80

60

2.7 2.8 2.9 3.0 3.1 3.2 3.3 3.4 3.5 3.6

SUPPLY VOLTAGE (V)

6603 G26

Supply Current vs Temperature

180

TA = 25°C

RBIAS = 30.9k

160

BW = 2.5MHz

140

120

BW = 625kHz

100

80

BW = 156.25kHz

60

–50 –30 –10 10 30 50

TEMPERATURE (°C)

70 90

6603 G27

Clock Output Operating at 80MHz

5

RBIAS = 30.9k, VS = 3V

4 TA = 25°C

3

2

1

0

–1

–2

–14 –12 –10 –8 –6 –4 –2

TIME (ns)

02

6603 G28

RBIAS Pin Voltage vs IRBIAS

1.25

TA = 25°C

VS = 3V

1.20

1.15

1.10

0

5

10

15

20

25

IRBIAS (μA)

6603 G29

Input Referred Noise Density

1000

GAIN = 0dB

100

GAIN = 6dB

GAIN = 12dB

10

GAIN = 24dB

1

VS = 3V, RBIAS = 30.9k

LPF1 = 1, BW = 2.5MHz

TA = 25°C

0.1

10k

100k

1M

FREQUENCY (Hz)

10M

6603 G30

Input Referred Noise Density

1000

GAIN = 0dB

GAIN = 6dB

100

GAIN = 12dB

GAIN = 24dB

10

VS = 3V, RBIAS = 30.9k

LPF1 = 0, LPF0 = 1,

BW = 625kHz

1 TA = 25°C

10k

100k

1M

FREQUENCY (Hz)

10M

6603 G31

Input Referred Noise Density

1000

GAIN = 0dB

GAIN = 6dB

GAIN = 12dB

100

GAIN = 24dB

10

VS = 3V, RBIAS = 30.9k

LPF1 = 0, LPF0 = 0,

BW = 156.25kHz

1 TA = 25°C

1k

10k

100k

FREQUENCY (Hz)

1M

6603 G32

6603f

9

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