LTC6601-2 View Datasheet(PDF) - Linear Technology

Part Name

Description

MFG CO.

LTC6601-2

Low Power, Low Distortion, 5MHz to 27MHz, Pin Confi gurable Filter/ADC Driver

Linear Technology 

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APPLICATIONS INFORMATION

LTC6601-2

33.2Ω

VIN(DIFF)

ZIN(DIFF) = 266Ω

33.2Ω

20 19 18 17 16

LTC6601-2

1

15

2

+

4

–

VOUT(DIFF)

5

11

6 7 8 9 10

VIN(DIFF)

ZIN(DIFF) = 200Ω

20 19 18 17 16

LTC6601-2

1

15

2

+

4

–

VOUT(DIFF)

5

11

6 7 8 9 10

GAIN = 1

fO = 19.7MHz

Q = 0.84

f–1dB = 19MHz

f–3dB = 22.7MHz

GAIN = 1.33

fO = 19.7MHz

Q = 0.84

f–1dB = 19MHz

f–3dB = 22.7MHz

66012 F16a

Gain Magnitude vs Frequency (Gain = 1)

5

0

–5

–10

–15

–20

–25

–30

–35

–40

100k

1M

10M

FREQUENCY (Hz)

100M

66012 F16b

Passband Phase and Group Delay

30

0 PHASE

–30

–60

–90

–120

50

40

30

GROUP DELAY

20

10

0

100k

4.6M

9.2M 13.8M

FREQUENCY (Hz)

0

18.4M 23M

66012 F16c

Figure 16. Modified Filter Configuration Using a Resistor Between Summing Nodes (f–3dB = 22.7MHz)

66012f

35

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