MC3458 - DUAL DIFFERENTIAL INPUT OPERATIONAL AMPLIFIERS

Motorola

Datasheet Details

Part number	MC3458
Manufacturer	Motorola
File Size	158.42 KB
Description	DUAL DIFFERENTIAL INPUT OPERATIONAL AMPLIFIERS
Datasheet	MC3458_Motorola.pdf

The MC3458/3358 is made using two internally compensated, two stage operational amplifiers.

Vref R1 +R2 R1 (VOH.
Vref) +Vref R1 +R2 R1 (VOH.
VOL) R1 +R2 VinH Vref Hysteresis 1/2 R MC3458.
1/2 R1 a R1 1/2 MC3458 + b R1.
1/2 MC3458 + 1 R C eo Vin MC3458.
e2 R Vh = eo = C (1 +a +b) (e2.
e1) Figure 11. Bi.
Quad Filter R 100 k C.
100 k R C1 Vin C.
1/2 fo = 1 2πRC R1 = QR R2 = R1 TBP R3 = TN R2 C1 = 10 C For: fo = 1.0 kHz Q = 10 TBP = 1 TN = 1 Notch Output 1 Vref = V 2 CC R = 160 kΩ C = 0.

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Published: Jul 22, 2005 |