Datasheet MAX7409, MAX7410, MAX7413, MAX7414 (Maxim) - 3
| 制造商 | Maxim |
| 描述 | 5th-Order, Lowpass, Switched-Capacitor Filters |
| 页数 / 页 | 12 / 3 — 5th-Order. 5th-Or. , Lowpass,. der. Switched-Capacitor Filters. … |
| 文件格式/大小 | PDF / 137 Kb |
| 文件语言 | 英语 |
5th-Order. 5th-Or. , Lowpass,. der. Switched-Capacitor Filters. MAX7409/MAX7410/MAX7413/MAX7414
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5th-Order 5th-Or , Lowpass, der Switched-Capacitor Filters MAX7409/MAX7410/MAX7413/MAX7414 ELECTRICAL CHARACTERISTICS—MAX7409/MAX7410
(VDD = +5V, filter output measured at OUT, 10kΩ || 50pF load to GND at OUT, OS = COM, 0.1µF capacitor from COM to GND, SHDN = VDD, fCLK = 100kHz, TA = TMIN to TMAX, unless otherwise noted. Typical values are at TA = +25°C.)
PARAMETER SYMBOL CONDITIONS MIN TYP MAX UNITS POWER REQUIREMENTS
Supply Voltage VDD 4.5 5.5 V Supply Current IDD Operating mode, no load 1.2 1.5 mA Shutdown Current I SHDN = GND 0.2 1 SHDN µA Power-Supply Rejection Ratio PSRR IN = COM (Note 4) 70 dB
SHUTDOWN
SHDN Input High VSDH 4.5 V SHDN Input Low VSDL 0.5 V SHDN Input Leakage Current V SHDN = 0 to VDD ±0.2 ±10 µA
ELECTRICAL CHARACTERISTICS—MAX7413/MAX7414
(VDD = +3V, filter output measured at OUT pin, 10kΩ || 50pF load to GND at OUT, OS = COM, 0.1µF capacitor from COM to GND, SHDN = VDD, fCLK = 100kHz, TA = TMIN to TMAX, unless otherwise noted. Typical values are at TA = +25°C.)
PARAMETER SYMBOL CONDITIONS MIN TYP MAX UNITS FILTER CHARACTERISTICS
Corner Frequency fC (Note 1) 0.001 to 15 kHz Clock-to-Corner Ratio fCLK / fC 100:1 Clock-to-Corner Tempco 10 ppm/°C Output Voltage Range 0.25 VDD - 0.25 V Output Offset Voltage VOFFSET VIN = VCOM = VDD / 2 ±4 ±25 mV DC Insertion Gain with VCOM = VDD / 2 (Note 2) -0.2 0 +0.2 dB Output Offset Removed Total Harmonic Distortion MAX7413 -83 f THD+N IN = 200Hz, VIN = 2.5Vp-p, dB plus Noise measurement bandwidth = 22kHz MAX7414 -81 Offset Voltage Gain AOS OS to OUT 1 V/V Input, COM externally driven 1.4 1.5 1.6 V COM Voltage Range VCOM Output, COM unconnected 1.4 1.5 1.6 V Input Voltage Range at OS VOS Input, OS externally driven VCOM ±0.1 V Input Resistance at COM RCOM 110 180 kΩ Clock Feedthrough 3 mVp-p Resistance Output Load Drive RL 10 1 kΩ Maximum Capacitive Output CL 50 500 pF Load Drive Input Leakage Current at COM SHDN = GND, VCOM = 0 to VDD ±0.1 ±10 µA Input Leakage Current at OS VOS = 0 to VDD ±0.1 ±10 µA
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(VDD = +5V, filter output measured at OUT, 10kΩ || 50pF load to GND at OUT, OS = COM, 0.1µF capacitor from COM to GND, SHDN = VDD, fCLK = 100kHz, TA = TMIN to TMAX, unless otherwise noted. Typical values are at TA = +25°C.)
PARAMETER SYMBOL CONDITIONS MIN TYP MAX UNITS POWER REQUIREMENTS
Supply Voltage VDD 4.5 5.5 V Supply Current IDD Operating mode, no load 1.2 1.5 mA Shutdown Current I SHDN = GND 0.2 1 SHDN µA Power-Supply Rejection Ratio PSRR IN = COM (Note 4) 70 dB
SHUTDOWN
SHDN Input High VSDH 4.5 V SHDN Input Low VSDL 0.5 V SHDN Input Leakage Current V SHDN = 0 to VDD ±0.2 ±10 µA
ELECTRICAL CHARACTERISTICS—MAX7413/MAX7414
(VDD = +3V, filter output measured at OUT pin, 10kΩ || 50pF load to GND at OUT, OS = COM, 0.1µF capacitor from COM to GND, SHDN = VDD, fCLK = 100kHz, TA = TMIN to TMAX, unless otherwise noted. Typical values are at TA = +25°C.)
PARAMETER SYMBOL CONDITIONS MIN TYP MAX UNITS FILTER CHARACTERISTICS
Corner Frequency fC (Note 1) 0.001 to 15 kHz Clock-to-Corner Ratio fCLK / fC 100:1 Clock-to-Corner Tempco 10 ppm/°C Output Voltage Range 0.25 VDD - 0.25 V Output Offset Voltage VOFFSET VIN = VCOM = VDD / 2 ±4 ±25 mV DC Insertion Gain with VCOM = VDD / 2 (Note 2) -0.2 0 +0.2 dB Output Offset Removed Total Harmonic Distortion MAX7413 -83 f THD+N IN = 200Hz, VIN = 2.5Vp-p, dB plus Noise measurement bandwidth = 22kHz MAX7414 -81 Offset Voltage Gain AOS OS to OUT 1 V/V Input, COM externally driven 1.4 1.5 1.6 V COM Voltage Range VCOM Output, COM unconnected 1.4 1.5 1.6 V Input Voltage Range at OS VOS Input, OS externally driven VCOM ±0.1 V Input Resistance at COM RCOM 110 180 kΩ Clock Feedthrough 3 mVp-p Resistance Output Load Drive RL 10 1 kΩ Maximum Capacitive Output CL 50 500 pF Load Drive Input Leakage Current at COM SHDN = GND, VCOM = 0 to VDD ±0.1 ±10 µA Input Leakage Current at OS VOS = 0 to VDD ±0.1 ±10 µA
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