MF5CWM National Semiconductor, MF5CWM Datasheet
MF5CWM
Specifications of MF5CWM
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MF5CWM Summary of contents
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... Separate highpass (or notch or allpass) bandpass low- Y pass outputs f Q range up to 200 kHz Operation kHz (typical) Y Additional uncommitted op-amp Y All Packages Order Number MF5CN See NS Package Number N14A Order Number MF5CWM See NS Package Number M14B TL H 5066 – 2 Top View February 1995 5066 – 1 RRD-B30M115 Printed ...
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... CLK ratio) os3 See AN-450 ‘‘Surface Mounting Methods and Their Effect on Product Reliability’’ for other methods of soldering sur- face mount devices 14V Input Voltage (any pin) 500 mW Operating Temp Range 150 C MF5CN MF5CWM 260 C 215 C 220 unless otherwise noted Boldface limits ...
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Filter Electrical Characteristics limits apply over temperature T T MIN Parameter Output BP LP pins Swing (Min pin Dynamic Range (Note 4) Maximum Output Short Circuit Source Current (Note 5) Sink OP-AMP Electrical Characteristics ...
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Pin Description LP(14) BP(1) The second order lowpass bandpass N AP HP(2) and notch allpass highpass outputs The LP and BP outputs can typically sink 1 mA and source 3 mA The output can typically sink 1 ...
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Typical Performance Characteristics (Continued) Supply Current vs Temperature 1 0 Definitions of Terms f the frequency of the external clock signal applied to CLK pin 8 f center frequency of the second order function complex o pole pair f is ...
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Definition of Terms (Continued 5066– 11 (a) FIGURE 4 2nd-Order Notch Response TL H 5066– 13 (a) FIGURE 5 2nd-Order All-Pass Response (a) Bandpass (d) Notch FIGURE 6 Responses of various 2nd-order filters as a function ...
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Modes of Operation The MF5 is a switched capacitor (sampled data) filter To fully describe its transfer functions a time domain approach is appropriate Since this is cumbersome and since the MF5 closely approximates continuous filters the following ...
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Modes of Operation (Continued) MODE 2 Notch 2 Bandpass Lowpass f (See Figure center frequency CLK CLK 100 ...
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Modes of Operation (Continued) MODE and Notch with External Op amp (See Figure CLK CLK 100 ...
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Modes of Operation (Continued) MODE 5 Numerator Complex Zeros BP LP (See Figure CLK 100 CLK f 1 ...
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Modes of Operation (Continued) TABLE I Summary of Modes Realizable filter types (e g low-pass) denoted by asterisks Unless otherwise noted gains of various filter outputs are inverting and adjustable by resistor ratios Mode (2) ...
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Applications Information FIGURE 16 2nd-Order Butterworth Low-Pass Filter of Design Example For FIGURE 17 Butterworth Low-Pass Circuit of Example but Designed for Single-Supply Operation (Continued) f CLK 50 Connect Pin and ...
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Applications Information TL H 5066– 27 (a) Resistive Divider with Decoupling Capaciter FIGURE 18 Three Ways of Generating For a cutoff frequency of 200 Hz the external clock can be either 10 kHz with pin 9 connected to ...
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Applications Information Mode 1 and Mode OS(N) OS1 OLP OS(BP) OS3 OS(LP) OS(N) OS2 Mode OS3 V ...
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Applications Information For most applications the outputs are AC coupled and DC offsets are not bothersome unless large signals are applied to the filter input However larger offset voltages will cause clipping to occur at lower ac signal ...
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... Italiano National does not assume any responsibility for use of any circuitry described no circuit patent licenses are implied and National reserves the right at any time without notice to change said circuitry and specifications SO Package Order Number MF5CWM NS Package Number M14B Molded Dual-In-Line Package (N) ...