MC3458 - DUAL DIFFERENTIAL INPUT OPERATIONAL AMPLIFIERS

Product Overview

Motorola

Part number	MC3458
Manufacturer	Motorola
File Size	158.42 KB
Description	DUAL DIFFERENTIAL INPUT OPERATIONAL AMPLIFIERS
Datasheet	MC3458 Datasheet
Additional preview pages of the MC3458 datasheet.

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 |