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Os motores de busca de Datasheet de Componentes eletrônicos |
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Os motores de busca de Datasheet de Componentes eletrônicos |
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LTC1064CS Folha de dados(PDF) 15 Page - Linear Technology |
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LTC1064CS Folha de dados(HTML) 15 Page - Linear Technology |
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15 / 16 page  15 LTC1064 TYPICAL APPLICATIONS Dual 5th Order Chebyshev Lowpass Filter with 50kHz and 100kHz Cutoff Frequencies Information furnished by Linear Technology Corporation is believed to be accurate and reliable. However, no responsibility is assumed for its use. Linear Technology Corporation makes no represen- tation that the interconnection of its circuits as described herein will not infringe on existing patent rights. INV B HPB/NB BPB LPB SB AGND V+ SA LPA BPA HPA/NA INV A 24 23 22 21 20 19 18 17 16 15 14 13 1 2 3 4 5 6 7 8 9 10 11 12 INV C HPC/NC BPC LPC SC V– CLK 50/100 LPD BPD HPD INV D LTC1064 R23 R33 R43 R24 R34 R44 R14 R42 R32 R22 8V 0.1 µF C2 1000pF 2pF C1 1000pF 22pF 39pF 4pF –8V VOUT2 fC = 100kHz VOUT1 fC = 50kHz VIN2 VIN1 1064 TA19 R41 R31 R21 RESISTOR VALUES: R11a = 4.32k R21 = 11.8k R31 = 29.4k R41 = 10k R11b = 27.4k R22 = 20k R32 = 21.5k R42 = 31.6k R12 = 10.5k R23 = 11.8k R33 = 29.4k R43 = 10k R13a = 3k R24 = 20k R34 = 21.6k R44 = 31.6k R13b = 29.4k R14 = 10.5k 5MHz T2L R12 R13b R13a R11b R11a 0.1 µF INPUT FREQUENCY (Hz) 10k 50k 15 0 – 15 –30 –45 –60 –75 –90 –105 100k 1M 1064 TA20 PASSBAND RIPPLE = 0.2dB Amplitude Response RELATED PARTS PART NUMBER DESCRIPTION COMMENT LTC1061 Triple Universal Filter Building Block Three Filter Building Blocks in a 20-Pin Package LTC1164 Low Power, Quad Universal Filter Building Block Low Noise, Low Power Pin-for-Pin LTC1064 Compatible LTC1264 High Speed, Quad Universal Building Block Up to 250kHz Center Frequency INV B HPB/NB BPB LPB SB AGND V+ SA LPA BPA HPA/NA INV A 24 23 22 21 20 19 18 17 16 15 14 13 1 2 3 4 5 6 7 8 9 10 11 12 INV C HPC/NC BPC LPC SC V– CLK 50/100 LPD BPD HPD INV D LTC1064 R22 R32 R42 R23 R33 R14 R13 R44 R34 R24 8V 0.1 µF C3 C1 –8V fCLK ≤ 5MHz VOUT VIN1 1064 TA21 R12 R31 R21 RESISTOR VALUES: R11 = 50k R21 = 5k R31 = 50k R G = 68.1k R12 = 15.4k R22 = 10k R32 = 88.7k R42 = 48.7k R L4 = 10k (0.1%) R13 = 10k R23 = 10k R33 = 100k R H4 = 10k (0.1%) R14 = 9.09k R24 = 10k R34 = 63.4k R44 = 12.4k RL4 0.1% 0.1 µF RG RH4 0.1% R11 C2 – + LT1056 C1 = C2 = C3 = 15pF THE NOTCH DEPTH FROM 5kHz TO 30kHz IS 50dB WIDEBAND NOISE = 300 µVRMS Clock-Tunable, 30kHz to 90kHz 8th Order Notch Filter Providing Notch Depth in Excess of 60dB INPUT FREQUENCY (kHz) 10 10 0 –10 –20 –30 –40 –50 –60 –70 –80 –90 –100 –110 20 30 40 50 1064 TA22 60 70 BW VS = ±8V fCLK = 4MHz Amplitude Response |
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