69.99 MHz SAW Filter 1.26 MHz Bandwidth Part Number: SF0070CD21803T DESCRIPTION • • • 69.99 MHz SAW bandpass filter with 1.26 MHz bandwidth for CDMA applications. 73.28 x 19.94 mm DIP. RoHS compliant. TYPICAL PERFORMANCE Horizontal: Vertical from top: S11 (67.49 to 72.49 MHz) Frequency : Relative Magnitude : Relative magnitude : Phase Linearity : Group Delay Deviation : 0.5 10 1 5 100 MHz/div dB/div dB/div deg/div ns/div S22 (67.49 to 72.49 MHz) Spectrum Microwave 400 Nickerson Road, Marlborough, MA 01752, USA • Phone 1-508-251-6400 • Fax 1-508-251-6401 www.SpectrumMicrowave.com DSSF0070CD21803T Rev A 16-Feb-2010 ECN 36650 Page 1 of 3 69.99 MHz SAW Filter 1.26 MHz Bandwidth Part Number: SF0070CD21803T SPECIFICATION Parameter Center Frequency ( Fc) 1 Insertion Loss Lower 1.5 dB Frequency Upper 1.5 dB Frequency Lower 35 dB Band Edge Upper 35 dB Band Edge Rejection at Fc +/- 0.90 MHz 3 Triple Transit Suppression Passband Amplitude Ripple 2 Passband Phase Linearity 2 Rejection (10 to 152 MHz) Rejection (168 to 250 MHz) Ambient Temperature Source / Load Impedance Notes: Min 70.62 69.24 50 30 45 45 - Typ 69.99 20.2 69.34 70.64 69.26 70.72 55 40 0.5 4 50 50 25 50 Max 22 69.36 70.74 0.7 10 - Units MHz dB MHz MHz MHz MHz dB dB dB p-p deg p-p dB dB ºC Ω 1. Average of the lower and upper 3 dB band edge frequencies. 2. Defined over Fc +/- 0.615 MHz. 3. Dependent on PC board layout. MAXIMUM RATINGS Parameter Storage Temperature Range Operating Temperature Range Input Power Level Min Max -40 -5 85 65 10 Units ˚C ˚C dBm MATCHING CIRCUIT 2 11 Input 50 Ω Single-ended Output 50 Ω Single-ended 16 8 GND GND Typical component values: (Minimum inductor Q = 40) Ls1 Cp1 Cs1 = = = 150 82 47 nH pF pF Ls2 = Cp2 = Cs2 = 150 68 47 nH pF pF Notes: 1. Recommend use of +/- 2% tolerance capacitors. Inductors are +/- 6% and are adjustable. 2. Component values may change depending on board layout. Spectrum Microwave 400 Nickerson Road, Marlborough, MA 01752, USA • Phone 1-508-251-6400 • Fax 1-508-251-6401 www.SpectrumMicrowave.com DSSF0070CD21803T Rev A 16-Feb-2010 ECN 36650 Page 2 of 3 69.99 MHz SAW Filter 1.26 MHz Bandwidth Part Number: SF0070CD21803T PACKAGE OUTLINE Units: mm Tolerances are ±0.15 mm except for the overall length, width and pad dimensions, which are nominal values. Pin Configuration: Input: 2 Output: 11 Output return: 8 Ground: all other pins ISO 9001 Registered All specifications are believed to be accurate and reliable. However, Spectrum Microwave reserves the right to make changes without notice. © 2010 All rights reserved. Spectrum Microwave 400 Nickerson Road, Marlborough, MA 01752, USA • Phone 1-508-251-6400 • Fax 1-508-251-6401 www.SpectrumMicrowave.com DSSF0070CD21803T Rev A 16-Feb-2010 ECN 36650 Page 3 of 3