Model 357 5x7mm Low Cost Surface Mount VCXO ♦ Frequency Stability to ±20 PPM ♦+3.3Vdc or +5.0Vdc Operation ♦HCMOS Output ♦Operating Temperature to –40°C to +85°C ♦Output Enable Standard ♦Tape & Reel Packaging ♦Pb Free ELECTRICAL CHARACTERISTICS PARAMETER SYMBOLMIN TYPICAL MAX UNIT Output Frequency Range Model 357S, 357W f 1.5 - 80 MHz O Model 357L, 357V 1.5 - 80 MHz Frequency Stability (Note 1) - - - 20, 25, 50 ± ppm (See Ordering Information) Absolute Pull Range (Note 2) - 32, 50, 80, 100 - - ± ppm (See Ordering Information) Supply Voltage Model 357S, 357W V 4.5 5.0 5.5 V CC Model 357L, 357V 2.97 3.3 3.63 V Operating Supply Current C = 15pf L Model 357S, 357W I - - 40 mA CC - - 50 mA Model 357L, 357V Output load C - - 15 pf L Control Voltage Model 357S, 357W V 0.5 2.5 4.5 V C Model 357L, 357V 0.3 1.65 3.0 V Output Voltage Levels Logic '1' Level I = 14 mA V 0.9 * Vcc - - V OH OH Logic '0' Level I = -14 mA V - - 0.1 * Vcc V OL OL Output Transition Times (10% to 90%) Rise & Fall Time C = 15pf T T - - 5.0 ns L R, F Output Duty Cycle (@ 50% Level) SYM 45 - 55 % Start Up Time - - - 10.0 ms Phase Jitter (Bandwidth 12K – 20M Hz) - - < 1 - ps RMS Linearity < 52 MHz L - - 10 % > 52 MHz - - 15 Transfer Function - - Positive - - Input Impedance ZC 50 - - K Ohms Modulation Roll-off (@ -3dB) - 10 - - KHz Tri-state – Oscillator Run Enable Input Voltage V 2.5 - - V IH Disable Input Voltage V - - 0.5 V IL Enable/ Disable Time t - - 100 ns PLZ Notes 1. Inclusive of initial tolerance at the time of shipment, changes in supply voltage, load and operating temperature. 2. Minimum guaranteed frequency shift from fo over variations in temperature, aging, power supply and load at an average operating temperature of +40°C for 10 years. ♦ ♦ ♦ CTS Communications Components, Inc. ♦ 171 Covington Drive ♦ Bloomingdale, IL 60108 ♦ 630-924-3500 ♦ ♦ ♦ Document No. 008-0244-0 Page 1 of 3 Rev F (redline) ECO # Model 357 5x7mm Low Cost Surface Mount VCXO ORDERING INFORMATION 357 M Supply Voltage Frequency in MHz L = +3.3 Vdc, Pin 2 Enable (std) M – Indicates decimal point S = +5.0 Vdc, Pin 2 Enable (std) and MHz. Frequency shall be V = +3.3 Vdc, Pin 5 Enable recorded with all significant W = +5.0 Vdc, Pin 5 Enable digits identified. Absolute Pull Range Operating Temperature Range A = ±32 ppm (Not Available) C = -20°C to +70°C (std) B = ±50 ppm (std) I = -40°C to +85°C C = ±80 ppm D = ±100 ppm Frequency Stability 3 = ±50 ppm (std) 5 = ±25 ppm 6 = ±20 ppm Example P/N: 357LB3C019M4400 MECHANICAL SPECIFICATIONS ( 7.0 ) Suggested Pad Geometry ( 1.4 ) PIN 1 IDENTIFIER Dimensions in Inches [MM] 0.276 0.055 .100 [2.54] .071 [1.80] ( 1.12 ) 0.044 CTS ** YYWW 4 5 6 ( 5.0 ) .079 [2.00] ( 3.68 ) 357LB3C 0.197 0.145 3 2 1 • 19M4400 .173 [4.40] ( 2.54 ) 0.100 ( 5.10 ) ( 2.0 ) 0.200 MAX 0.079 ( MM ) Key: .200 [5.08] Inch Marking Notes: Pin Symbol Functional Description 1. ** Manufacturing Site Code. 1 VC Control Voltage 2. YY – year, WW – week. 2 EOH Enable 3. Frequency shall be marked 3 GND Circuit and Package Ground Enable Truth Table with 4 significant digits to the 4 Output RF Output Pin 2 Pin 4 right of the “M”. 5 N.C. Not Connected Internally “1” Output 6 Vcc Supply Voltage “0” High Imp. Terminations plated with 0.3 – 1.0 um gold (Au). Open Output QUALITY AND RELIABILITY Quality Systems meet or exceed the requirements of ISO 9000: 2000 standards. Reliability Audits are performed on this or similar products with results available upon request. ♦ ♦ ♦ CTS Communications Components, Inc. ♦ 171 Covington Drive ♦ Bloomingdale, IL 60108 ♦ 630-924-3500 ♦ ♦ ♦ Document No. 008-0244-0 Page 2 of 3 Rev F (redline) ECO # Model 357 5x7mm Low Cost Surface Mount VCXO ENVIRONMENTAL SPECIFICATIONS � Storage Temperature: -55°C to +125°C. � Temperature Cycle: 400 cycles, -55°C to +125°C, 10 min dwell, 1 min transfer. � Mechanical Shock: 1,500g’s, 0.5mS, ½ sinewave, 3 shocks each direction, in 3 planes. � Sinusoidal Vibration: 0.06” D.A., 10 to 55 Hz and 20g’s, 55 to 2,000 Hz, 3 cycles per plane. � Gross Leak: No leak shall appear while immersed in an FC40 or equivalent liquid at 125°C for 20 seconds. -8 � Fine Leak: Mass spectrometer leak rates less than 2x10 ATM cc/sec air equivalent. � Resistance to Soldering Heat: Product must survive 3 reflows of 260°C peak, 10 seconds maximum. � High Temperature Operating Bias: 2,000 hours at 125°C, disregarding frequency shift. � Frequency Aging: < 5 ppm shift in 1,000 hours at 85°C. Suggested Reflow Profile 300 Maximum 260°C, 10 seconds Typical 245°C 200 Temp. 130°C (°C) 100 0 0 20 40 60 80 100 120 140 160 180 200 220 240 260 280 300 Time (Seconds) TAPE AND REEL INFORMATION 17.5 2.0 Ø13 4.0 8.0 Ø1.50 1.75 2.40 2.10 120° 16.0 8.40 Ø60 Ø180 7.90 5.70 5.40 Ø23 DIRECTION OF FEED Dimensions in Millimeters Device quantity shall be 1,000 pieces on a 180mm reel. ♦ ♦ ♦ CTS Communications Components, Inc. ♦ 171 Covington Drive ♦ Bloomingdale, IL 60108 ♦ 630-924-3500 ♦ ♦ ♦ Document No. 008-0244-0 Page 3 of 3 Rev F (redline) ECO #