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RO2113 Datasheet(PDF) 2 Page - RF Monolithics, Inc |
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RO2113 Datasheet(HTML) 2 Page - RF Monolithics, Inc |
2 / 2 page 314.5 MHz SAW Resonator RF Monolithics, Inc. Phone: (972) 233-2903 Fax: (972) 387-9148 E-mail: info@rfm.com Page 2 of 2 RFM Europe Phone: 44 1963 251383 Fax: 44 1963 251510 http://www.rfm.com ©1999 by RF Monolithics, Inc. The stylized RFM logo are registered trademarks of RF Monolithics, Inc. RO2113-102699 Electrical Connections This one-port, two-terminal SAW resonator is bidirectional. The terminals are interchangeable with the exception of circuit board layout. Typical Test Circuit The test circuit inductor, LTEST, is tuned to resonate with the static capaci- tance, CO at FC. Typical Application Circuits Temperature Characteristics Equivalent LC Model The following equivalent LC model is valid near resonance: Case Design Pin Connection 1 Terminal 1 2 Terminal 2 3 Case Ground Network Analyzer Network Analyzer Electrical Test: 1 2 3 Ω Ω 50 Ω Source at F C Low-Loss Matching Network 50 Ω to Power Test: P P INCIDENT INCIDENT CW RF Power Dissipation = - REFLECTED REFLECTED P P 3 2 1 MPS-H10 +9VDC 47 RF Bypass L1 C1 C2 200k Ω Modulation Input ROXXXX Bottom View 470 Typical Low-Power Transmitter Application: 1 2 3 (Antenna) +VDC RF Bypass L1 C2 ROXXXX Bottom View Typical Local Oscillator Application: 1 2 3 Output +VDC C1 Dimensions Millimeters Inches Min Max Min Max A 9.40 0.370 B 3.18 0.125 C 2.50 3.50 0.098 0.138 D 0.46 Nominal 0.018 Nominal E 5.08 Nominal 0.200 Nominal F 2.54 Nominal 0.100 Nominal G 2.54 Nominal 0.100 Nominal H 1.02 0.040 J 1.40 0.055 The curve shown on the right accounts for resonator contri- bution only and does not in- clude oscillator temperature characteristics. -80 -60 -40 -20 0 +20 +40 +60 0 -50 -100 -150 +80 -200 0 -50 -100 -150 -200 f C = f O , TC = T O ∆T = T C - T O ( °C ) 0.5 pF* 0.25 pF* Cp Co= + *Case Parasitics R L C 0.5 pF* C p 1 2 3 M M M B 45° J (2 places) D (3 places) H G E F C A Bottom View Pin 1 Pin 2 Pin 3 |
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