NSTS1449

NSTS1449 Apr. 2013 NewJRC SAW FILTER Application 924MHz NSTS1449 Electrical Specification: (Table 1) The device characteristics are measured in the circuit shown in Fig.1. Item Spec. Typ. Input and Output Impedance - 50Ω Nominal Center Frequency (f0) - 924MHz Insertion Loss 920~928MHz 3.5dB max. 2.7dB Response Variation 1.5dB max. 1.0dB Input and Output VSWR 2.5 max. 1.8 Out of Band Rejection DC~710MHz 40dB min. 50dB (Relative to Through Level) 710~900MHz 900~915MHz 35dB min. 8dB min. 44dB 23dB 945~1000MHz 25dB min. 35dB 1000~1215MHz 38dB min. 44dB 1848MHz (2*f0) 35dB min. 50dB 2772MHz (3*f0) 20dB min. 37dB 3696MHz (4*f0) 20dB min. 34dB 4620MHz (5*f0) 20dB min. 36dB Operating Temperature Range -20~+60ºC Maximum Rating: (Table 2) Table 2. Maximum Ratings Item Maximum Input Power Maximum DC Voltage Operating Temperature Limit Storage Temperature Limit Rating +20dBm 7.5V -20~+60ºC -30~+85ºC Mechanical Specifications: (Fig.2) Package is designed as small as 3.0x3.0x1.15[mm3] for SMD (Surface Mount Device) type. Notice: This part is electrostatic discharge sensitive and may be damaged by improper handling. http://www.njr.co.jp/products/device/index.html http://www.njr.com/products/device/index.html (Japanese) (English) IN 50Ω 1 6 2 SAW 5 34 OUT 50Ω NSTS1449 Apr. 2013 Fig.1 Measuring circuit (a) 3. 0±0. 15 ( b) 3. 0 ± 0. 1 5 222 K6 ( c) ( 1) 1. 1 5 ± 0. 1 5 ( 2) ( 0. 6) 34 25 ( 1. 80) 1 6 ( 0. 45) ( 0. 75) [ 4x] Fig.2 Pa...