LM2902D datasheet(7/12 Pages) ONSEMI

tên linh kiện	LM2902D

Giải thích chi tiết về linh kiện	Single Supply Quad Operational Amplifiers

PDF	12 Pages

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nhà sản xuất	ONSEMI [ON Semiconductor]

Trang chủ	http://www.onsemi.com

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LM324, LM324A, LM224, LM2902, LM2902V, NCV2902

http://onsemi.com

TBP

R1 + R2

eo = C (1 + a + b) (e2 - e1)

a R1

b R1

Vref

Vin

VOH

VOL

VinL =

(VOL - Vref) + Vref

VinH =

(VOH - Vref) + Vref

H = R1 + R2 (VOH - VOL)

100 k

Vin

Vref

Bandpass

Output

fo = 2 π RC

R1 = QR

R2 =

R3 = TN R2

C1 = 10C

Notch Output

Vref =VCC

Hysteresis

C R

VinL VinH

Vref

Where:TBP =Center Frequency Gain

Where: TN =Passband Notch Gain

R = 160 kΩ

C = 0.001 µF

R1 = 1.6 MΩ

R2 = 1.6 MΩ

R3 = 1.6 MΩ

For:fo =1.0 kHz

For: Q= 10

For: TBP = 1

For: TN = 1

MC1403

1/4

LM324

VCC

2.5 V

50 k

10 k

Vref

Vref = VCC

5.0 k

2 π RC

For: fo = 1.0 kHz

R = 16 kΩ

C = 0.01 µF

VO = 2.5 V 1 +

VCC

fo =

1/4

LM324

1/4

LM324

1/4

LM324

1/4

LM324

C R

1/4

LM324

1/4

LM324

1/4

LM324

1/4

LM324

1/4

LM324

Figure 10. Voltage Reference

Figure 11. Wien Bridge Oscillator

Figure 12. High Impedance Differential Amplifier

Figure 13. Comparator with Hysteresis

Figure 14. Bi–Quad Filter

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