RF1404D

RF1404D Datasheet

RF1404D

Part	Datasheet
RF1404D	RF1404D (pdf)

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RF1404D • Ideal Front-End Filter for European Wireless Receivers • Low-Loss, Coupled-Resonator Quartz Design • Simple External Impedance Matching • Complies with Directive 2002/95/EC RoHS 10 The RF1404D is a low-loss, compact, and economical surface-acoustic-wave SAW filter designed to provide front-end selectivity in MHz receivers. Receiver designs using this filter include superhet with MHz or 500 kHz IF, direct conversion and superregen. Typical applications of these receivers are wireless remote-control and security devices operating in Europe under ETSI I-ETS 300 This coupled-resonator filter CRF uses selective null placement to provide suppression, typically greater than 40 dB, of the LO and image spurious responses of superhet receivers with MHz IF. RFM’s advanced SAW design and fabrication technology is utilized to achieve high performance and very low loss with simple external impedance matching. MHz SAW Filter Electrical Characteristics SM3838-8 Case x Characteristic Sym Notes Minimum Typical Maximum Units Center Frequency at 25°C Absolute Frequency Insertion Loss Passband Ripple Relative to ILMIN Fc ±200kHz 3 dB Bandwidth Rejection Attenuation relative to ILmin 10 - 414 MHz 414 - 424 MHz 424 - 431 MHz 431 - 432 MHz 432 - 433 MHz - 442 MHz 442 - 550 MHz 550 - 1000 MHz Temperature Freq. Temp. Coefficient Frequency Aging Absolute Value during the First Year Impedance fc Input ZIN = RINllCIN Output ZOUT = ROUTllCOUT Lid Symbolization Y=year WW=week S=shift Standard Reel Quantity Reel Size 7 Inch Reel Size 13 Inch fc ILMIN BW3 FTC \|fA\| ZIN ZOUT 1, 2, 3 1, 3 1, 3 1, 3 // 1.66pf // 1.73pf 539 // YWWS 500 Pieces/Reel 3000 Pieces/Reel MHz dB kHz ppm/°C2 ppm/yr CAUTION Electrostatic Sensitive Device. Observe precautions for handling. Unless noted otherwise, all measurements are made with the filter installed in the specified test fixture which is connected to a 50 test system with VSWR The test fixture L and C are adjusted for minimum insertion loss at the filter center frequency, fc. Note that insertion loss and bandwidth and passband shape are dependent on the impedance matching component values and quality. The frequency fc is defined as the midpoint between the 3dB frequencies. Where noted specifications apply over the entire specified operating temperature range of -40°C to +90°C. The turnover temperature, TO, is the temperature of maximum or turnover frequency, fo. The nominal frequency at any case temperature, Tc, may be calculated from f = fo [1 - FTC To - Tc 2]. Frequency aging is the change in fc with time and is specified at +65°C or less. Aging may exceed the specification for prolonged temperatures above +65°C. Typically, aging is greatest the first year after manufacture, decreasing significantly in subsequent years. The design, manufacturing process, and specifications of this device are subject to change. One or more of the following U.S. Patents apply 4,54,488, 4,616,197, and others pending. All equipment designs utilizing this product must be approved by the appropriate government agency prior to manufacture or sale. Tape and Reel Standard Per ANSI / EIA This product complies with Directive 2002/95/EC of the European Parlament and of the Council of 27 January 2003 on the restriction of the use of certain hazadous substances in electrical and electronic equipment.

PDF Datasheet Preview

RF1404D
• Ideal Front-End Filter for European Wireless Receivers
• Low-Loss, Coupled-Resonator Quartz Design
• Simple External Impedance Matching
• Complies with Directive 2002/95/EC RoHS 10

The RF1404D is a low-loss, compact, and economical surface-acoustic-wave SAW filter designed to provide front-end selectivity in MHz receivers. Receiver designs using this filter include superhet with MHz or 500 kHz IF, direct conversion and superregen. Typical applications of these receivers are wireless remote-control and security devices operating in Europe under ETSI I-ETS 300

This coupled-resonator filter CRF uses selective null placement to provide suppression, typically greater than 40 dB, of the LO and image spurious responses of superhet receivers with MHz IF. RFM’s advanced SAW design and fabrication technology is utilized to achieve high performance and very low loss with simple external impedance matching.

MHz SAW Filter

Electrical Characteristics

SM3838-8 Case x

Characteristic

Sym Notes Minimum Typical Maximum Units

Center Frequency at 25°C Absolute Frequency

Insertion Loss

Passband Ripple Relative to ILMIN Fc ±200kHz
3 dB Bandwidth Rejection Attenuation relative to ILmin
10 - 414 MHz 414 - 424 MHz 424 - 431 MHz 431 - 432 MHz 432 - 433 MHz - 442 MHz 442 - 550 MHz 550 - 1000 MHz

Temperature

Freq. Temp. Coefficient

Frequency Aging

Absolute Value during the First Year

Impedance fc

Input ZIN = RINllCIN

Output ZOUT = ROUTllCOUT

Lid Symbolization Y=year WW=week S=shift

Standard Reel Quantity

Reel Size 7 Inch

Reel Size 13 Inch
fc ILMIN BW3

FTC |fA| ZIN ZOUT
1, 2, 3 1, 3 1, 3 1, 3
// 1.66pf // 1.73pf
539 // YWWS 500 Pieces/Reel 3000 Pieces/Reel

MHz dB kHz
ppm/°C2 ppm/yr

CAUTION Electrostatic Sensitive Device. Observe precautions for handling.

Unless noted otherwise, all measurements are made with the filter installed in the specified test fixture which is connected to a 50 test system with VSWR The test fixture L and C are adjusted for minimum insertion loss at the filter center frequency, fc. Note that insertion loss and bandwidth and passband shape are dependent on the impedance matching component values and quality.

The frequency fc is defined as the midpoint between the 3dB frequencies. Where noted specifications apply over the entire specified operating temperature range of -40°C to +90°C. The turnover temperature, TO, is the temperature of maximum or turnover frequency, fo. The nominal frequency at any case temperature, Tc, may
be calculated from f = fo [1 - FTC To - Tc 2]. Frequency aging is the change in fc with time and is specified at +65°C or less. Aging may exceed the specification for prolonged temperatures
above +65°C. Typically, aging is greatest the first year after manufacture, decreasing significantly in subsequent years. The design, manufacturing process, and specifications of this device are subject to change. One or more of the following U.S. Patents apply 4,54,488, 4,616,197, and others pending. All equipment designs utilizing this product must be approved by the appropriate government agency prior to manufacture or sale. Tape and Reel Standard Per ANSI / EIA This product complies with Directive 2002/95/EC of the European Parlament and of the Council of 27 January 2003 on the restriction of the use of
certain hazadous substances in electrical and electronic equipment.

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Datasheet ID: RF1404D 523106