ISM91 Series 5 mm x 7 mm Ceramic Package SMD Oscillator, TTL / HC-MOS Applications: Product Features: Low Jitter, Non-PLL Based Output CMOS/TTL Compatible Logic Levels Compatible with Leadfree Processing Fibre Channel Server & Storage Sonet /SDH 802.11 / Wifi T1/E1, T3/E3 System Clock Frequency 1 MHz to 170.000 MHz Output Level HC-MOS TTL Duty Cycle ‘0’ = 0.1 Vcc Max., ‘1’ = 0.9 Vcc Min. ‘0’ = 0.4 VDC Max., ‘1’ = 2.4 VDC Min. Specify 50% ±10% or ±5% See Table in Part Number Guide Rise / Fall Time 5 nS Max. @ Vcc = +3.3 VDC, 10 nS Max. @ Vcc = +5 VDC *** Output Load Fo < 50 MHz = 10 TTL, Fo > 50 MHz = 5 LSTTL See Table in Part Number Guide See Frequency Stability Table (Includes room temperature tolerance and stability over operating temperature) 10 mS Max. Frequency Stability Start-up Time Enable / Disable Time Supply Voltage 100 nS Max. Current 70 mA Max. *** Operating See Operating Temperature Table in Part Number Guide Storage -55° C to +125° C See Input Voltage Table, tolerance ±5 % Jitter: RMS(1sigma) 1 MHz-75 MHz 76 MHz-170 MHz Max Integrated 1 MHz-75 MHz 76 MHz-170 MHz Max Total Jitter 1 MHz-75 MHz 76 MHz-170 MHz 5 pS RMS (1 sigma) Max. accumulated jitter (20K adjacent periods) 3 pS RMS (1 sigma) Max. accumulated jitter (20K adjacent periods) 1.5 pS RMS (1 sigma -12KHz to 20MHz) 1 pS RMS (1 sigma -12KHz to 20MHz) ISM91 - Pin 1 2 3 4 50 pS p-p (100K adjacent periods) 30 pS p-p (100K adjacent periods) Part Number Guide Package Recommended Pad Layout (Top View) Input Voltage Sample Part Number: Connection Enable / Disable Ground Output Vdd Dimension Units: mm ISM91 - 3251BH - 20.000 Operating Temperature Symmetry (Duty Cycle) Output Stability (in ppm) Enable / Disable 5 = 5.0 V 1 = 0° C to +70° C 5 = 45 / 55 Max. 3 = 3.3 V 6 = -10° C to +70° C 6 = 40 / 60 Max. 1 = 10TTL / 15 pF HC-MOS **E = ±10 H = Enable 5 = 50 pF HC-MOS (<40 MHz) **D = ±15 7 = 3.0 V 3 = -20° C to +70° C 6 = 30 pF **F = ±20 O = N/C 2 = 2.7 V 4 = -30° C to +75° C 6 = 2.5 V 2 = -40° C to +85° C A = ±25 B = ±50 C = ±100 1 = 1.8 V* NOTE: A 0.01 µF bypass capacitor is recommended between Vcc (pin 4) and GND (pin 2) to minimize power supply noise. * Not available at all frequencies. ** Not available for all temperature ranges. *** Frequency, supply, and load related parameters. ILSI America Phone: 775-851-8880 • Fax: 775-851-8882• e-mail: [email protected] • www.ilsiamerica.com 06/09_B Specifications subject to change without notice Page 1 Frequency - 20.000 MHz ISM91 Series 5 mm x 7 mm Ceramic Package SMD Oscillator, TTL / HC-MOS Pb Free Solder Reflow Profile: Typical Application: *Units are backward compatible with 240C reflow processes Package Information: MSL = N.A. (package does not contain plastic, storage life is unlimited under normal room conditions). Termination = e4 (Au over Ni over W base metalization). Tape and Reel Information: Quantity per Reel A B C D E F 1000 16 +/-.3 8 +/-.2 7.5 +/-.2 17.5 +/-1 50 / 60 / 80 180 / 250 Environmental Specifications Thermal Shock Moisture Resistance Mechanical Shock Mechanical Vibration Resistance to Soldering Heat Hazardous Substance Solderability Terminal Strength Gross Leak Fine Leak Solvent Resistance MIL-STD-883, Method 1011, Condition A MIL-STD-883, Method 1004 MIL-STD-883, Method 2002, Condition B MIL-STD-883, Method 2007, Condition A J-STD-020C, Table 5-2 Pb-free devices (except 2 cycles max) Pb-Free / RoHS / Green Compliant JESD22-B102-D Method 2 (Preconditioning E) MIL-STD-883, Method 2004, Test Condition D MIL-STD-883, Method 1014, Condition C MIL-STD-883, Method 1014, Condition A2, R1=2x10-8 atm cc/s MIL-STD-202, Method 215 Marking Line 1: ILSI and Date Code (YWW) Line 2: Frequency ILSI America Phone: 775-851-8880 • Fax: 775-851-8882• e-mail: [email protected] • www.ilsiamerica.com 06/09_B Specifications subject to change without notice Page 2