LM2904SNG datasheet(7/9 Pages) ONSEMI

Numer części	LM2904SNG

Szczegółowy opis	Single Supply Dual Operational Amplifiers

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7

R1

2

1

R1

TBP

R1 + R2

R1

R1 + R2

1

eo

e1

e2

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

R1

a R1

b R1

R

C

R

-

+

1/2

LM358S

+

-

+

R

1/2

LM358S

+

-

R1

R2

VO

Vref

Vin

VOH

VO

VOL

VinL =

R1

(VOL - Vref)+ Vref

VinH =

(VOH - Vref) + Vref

H =

R1 + R2

(VOH - VOL)

R1

-

+

-

+

-

+

R

C

R2

R3

C1

100 k

R

C

R

C1

R2

100 k

Vin

Vref

Bandpass

Output

fo =

2

p

RC

R1 = QR

R2 =

R3 = TN R2

C1 = 10 C

1

Notch Output

Vref =VCC

Hysteresis

1/2

LM358S

1/2

LM358S

1

C

R

VinL

VinH

Vref

1/2

LM358S

1/2

LM358S

1/2

LM358S

1/2

LM358S

TBP = Center Frequency Gain

TN = Passband Notch Gain

R

C

R1

R2

R3

For:

-

+

fo

Q

TBP

TN

= 1.0 kHz

= 10

= 1

= 160 k

W

= 0.001

mF

= 1.6 M

W

= 1.6 M

W

= 1.6 M

W

Where:

MC1403

1/2

LM358S

-

+

R1

VCC

VO

2.5 V

R2

50 k

10 k

Vref

Vref =

VCC

2

5.0 k

R

C

R

C

+

1/2

LM358S

-

VO

2

p RC

1

For: fo = 1.0 kHz

R = 16 k

W

C = 0.01

mF

VO = 2.5 V (1 +

R1

R2

)

1

VCC

fo =

Figure 3. Voltage Reference

Figure 4. Wien Bridge Oscillator

Figure 5. High Impedance Differential Amplifier

Figure 6. Comparator with Hysteresis

Figure 7. Bi−Quad Filter

Podobny numer części - LM2904SNG

Producent	Numer części	Arkusz danych	Szczegółowy opis
Diodes Incorporated	LM2904S-13	863Kb / 15P	DUAL AND QUAD OPERATIONAL AMPLIFIERS
Diodes Incorporated	LM2904S-13	791Kb / 16P	DUAL AND QUAD OPERATIONAL AMPLIFIERS
Rohm	LM2904SR	974Kb / 18P	SIGNATURE SERIES Operational Amplifiers 2011.06 - Rev.B
Rohm	LM2904ST	353Kb / 6P	SILICON MONNOLITHIC INTEGRATED CIRCUIT
STMicroelectronics	LM2904ST	387Kb / 22P	Low power dual operational amplifier

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