RO3156A

RO3156A • • • • • • • Designed for European 868.95 MHz SRD Transmitters Very Low Series Resistance Quartz Stability Surface-mount Ceramic Case Complies with Directive 2002/95/EC (RoHS) Tape and Reel Standard per ANSI/EIA-481 AEC-Q200 Qualified RoHS Compliant 868.95 MHz SAW Resonator The RO3156A is a one-port surface-acoustic-wave (SAW) resonator packaged in a surface-mount ceramic case. It provides reliable, fundamental-mode quartz frequency stabilization of fixed-frequency transmitters operating at 868.95 MHz. The RO3156A is designed specifically for SRD transmitters operating in Europe under ETSI EN 300 220-2. Absolute Maximum Ratings Rating Value Units CW RF Power Dissipation +5 dBm DC Voltage Between Terminals ±30 VDC -40 to +85 °C 260 °C Case Temperature Soldering Temperature, 10 seconds / 5 cycles maximum SM5035-4 Electrical Characteristics Characteristic Sym Frequency, +25 °C Notes Minimum 868.750 Typical Maximum 869.150 fC MHz Tolerance from 868.95 MHz ±200 fC Insertion Loss Quality Factor FTC Frequency Aging Absolute Value during the First Year DC Insulation Resistance between Any Two Terminals |fA| RF Equivalent RLC Model RM Motional Capacitance Shunt Static Capacitance Test Fixture Shunt Inductance Lid Symbolization 10 fO Frequency Temperature Coefficient 2.0 dB 850 TO Turnover Temperature Motional Resistance 1.2 6200 QL Turnover Frequency Motional Inductance kHz IL QU Unloaded Q 50 Loaded Q Temperature Stability Units 25 40 °C fC kHz