LM358, LM258, LM2904, LM2904V

5

MOTOROLA ANALOG IC DEVICE DATA

R1

2

1

R1

TBP

R1 + R2

R1

R1 + R2

1

Figure 7. Voltage Reference

Figure 8. Wien Bridge Oscillator

Figure 9. High Impedance Differential Amplifier

Figure 10. Comparator with Hysteresis

Figure 11. Bi–Quad Filter

MC1403

1/2

LM358

–

+

R1

VCC

VCC

VO

2.5 V

R2

50 k

10 k

Vref

Vref = VCC

2

5.0 k

R

C

R

C

+

1/2

LM358

–

VO

2

π RC

1

For: fo = 1.0 kHz

R = 16 k

Ω

C = 0.01

µF

eo

e1

e2

eo = C (1 + a + b) (e2 – e1)

R1

a R1

b R1

R

C

R

–

+

1/2

LM358

+

–

–

+

R

1/2

LM358

+

–

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

Vref

Vref

Vref

Bandpass

Output

fo = 2 π RC

R1 = QR

R2 =

R3 = TN R2

C1 = 10 C

1

Notch Output

Vref =VCC

VO = 2.5 V (1 +

R1

R2

)

1

VCC

fo =

Hysteresis

1/2

LM358

1/2

LM358

1

C

R

VinL

VinH

Vref

1/2

LM358

1/2

LM358

1/2

LM358

1/2

LM358

TBP = Center Frequency Gain

TN = Passband Notch Gain

R

C

R1

R2

R3

For:

–

+

fo

Q

TBP

TN

= 1.0 kHz

= 10

= 1

= 1

= 160 k

Ω

= 0.001

µF

= 1.6 M

Ω

= 1.6 M

Ω

= 1.6 M

Ω

Where: