LF247 datasheet(8/10 Pages) STMICROELECTRONICS

部件名	LF247

功能描述	WIDE BANDWIDTH QUAD J-FET OPERATIONAL AMPLIFIERS

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制造商	STMICROELECTRONICS [STMicroelectronics]

网页	http://www.st.com

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8 / 10 page

LF147 - LF247 - LF347

8/10

TYPICAL APPLICATIONS (continued)

POSITIVE FEEDBACK BANDPASS FILTER

OUTPUT A

OUTPUT B

-

1/4

220pF

43k W

Input

1.5k W

43k W

220pF

43k W

16k W

1/4

30k W

Output A

-

1/4

1.5k W

220pF

43k W

220pF

43k W

-

1/4

43k W

16k W

30k W

Output B

Ground

LF347

SECOND ORDER BANDPASS FILTER

fo = 100kHz; Q = 30; Gain = 16

CASCADED BANDPASS FILTER

fo = 100kHz; Q = 69; Gain = 16

类似零件编号 - LF247

制造商	部件名	数据表	功能描述
BELIMO AIRCONTROLS (USA...	LF24-3-SUS	821Kb / 3P	On/Off, Floating Point, Spring Return, 24 V
	LF24-3US	698Kb / 3P	On/Off, Floating Point, Spring Return, 24 V
	LF24-ECON-R03US	829Kb / 3P	Modulating, Spring Return, 24 V, Economizer, 3k廓 Mixed Air Sensor, Built-in
	LF24-ECON-R10US	831Kb / 3P	Modulating, Spring Return, 24 V, Economizer, 10k廓 Mixed Air Sensor, Built-in
	LF24-MFT-20US	652Kb / 3P	Modulating, Spring Return, 24 V, for 6 to 9 VDC control and 20 VDC Output

制造商	部件名	数据表	功能描述
STMicroelectronics	LF153	723Kb / 9P	WIDE BANDWIDTH DUAL J-FET OPERATIONAL AMPLIFIERS
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	TL084	313Kb / 12P	GENERAL PURPOSE J-FET QUAD OPERATIONAL AMPLIFIERS
	TL064	237Kb / 10P	LOW POWER J-FET QUAD OPERATIONAL AMPLIFIERS
Leshan Radio Company	LR074	991Kb / 5P	LOW NOISE J-FET QUAD OPERATIONAL AMPLIFIERS
STMicroelectronics	MC33004	596Kb / 10P	GENERAL PURPOSE QUAD J FET OPERATIONAL AMPLIFIERS
STMicroelectronics	TL064	113Kb / 10P	LOW POWER J-FET QUAD OPERATIONAL AMPLIFIERS