LTC1569-6 データシートの表示（PDF） - Linear Technology

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LTC1569-6

Linear Phase, DC Accurate, Low Power, 10th Order Lowpass Filter

Linear Technology 

TYPICAL APPLICATIO S

Single 3V Supply Operation, DC Coupled,

16kHz Cutoff Frequency

3V

3.48k

2k

VIN 1 IN+

2 IN–

OUT 8 VOUT

V+ 7 REXT = 10k

LTC1569-6

3 GND

RX 6

1µF

4 V–

DIV/CLK 5

( )( ) 64kHz

fCUTOFF =

n=4

10k

REXT

n = 1, 4, 16 FOR PIN 5 AT

GROUND, OPEN, V+

100pF

3V

1µF

1569-6 TA04

LTC1569-6

Single 5V Operation, 50kHz Cutoff Frequency,

DC Coupled Differential Inputs with Balanced Input Impedance

VIN+

5V

VIN–

IN

LT®1460-2.5

(SOT-23)

OUT

GND

1 IN+

2 IN–

OUT 8 VOUT

V+ 7 REXT = 12.8k

80.6k LTC1569-6

3 GND

RX 6

1µF

4 V–

DIV/CLK 5

5V

1µF

( )( ) 64kHz 10k

fCUTOFF ~

n = 1 12.8k

1569-6 TA03

n = 1, 4, 16 FOR PIN 5 AT

GROUND, OPEN, V+

±5V Supply Operation, DC Coupled Filter

with External Clock Source

VIN 1 IN+

2 IN–

OUT 8 VOUT

fCUTOFF = fCLK/64

V+ 7

5V

LTC1569-6

3 GND

RX 6

0.1µF

–5V

0.1µF

–5V

4 V– DIV/CLK 5

5V

0V

fCLK ≤ 5MHz

1µF

1569-6 TA05

Pulse Shaping Circuit for Single 3V Operation,

128kbps 2-Level Data, 64kHz Cutoff Filter

3V

128ksps

DATA

20k

7.32k*

3V

20k

3.48k

2k

1 IN+

OUT 8 VOUT

LTC1569-6

2 IN–

V+ 7

REXT = 10k

3 GND

RX 6

1µF

4 V–

DIV/CLK 5

* SEE APPLICATIONS INFORMATION, “INPUT AND OUTPUT VOLTAGE RANGE”

3V

1µF

1569-6 TA06

2-Level, 128kbps Eye Diagram

2µs/DIV

1569-6 TA08

Information furnished by Linear Technology Corporation is believed to be accurate and reliable.

However, no responsibility is assumed for its use. Linear Technology Corporation makes no represen-

tation that the interconnection of its circuits as described herein will not infringe on existing patent rights.

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