SPECIFICATION FOR SMT VCXO
MtronPTI P/N 1674- 008
I. GENERAL & ELECTRICAL REQUIREMENTS:
1. FREQUENCY OF OPERATION: 32.768000 MHz
2. FREQUENCY STABILITY VS. TEMPERATURE: ± 50 ppm (Inclusive of initial tolerance, operating
temperature, voltage & load variation, shock, vibration, and aging).
3. OPERATING TEMPERATURE RANGE: -40°C to +85°C
4. OPERATING VOLTAGE (Vdd): 3.3 V ± 0.15 V
5. OPERATING CURRENT: 25 mA max.
6. OUTPUT TYPE: CMOS/TTL Compatible
7. SYMMETRY: 45/55% ref. to ½ Vdd
8. RISE/FALL TIME: 5 nS max. ref. to 20% to 80%
9. OUTPUT LOGIC LEVELS: VOL = 0.33 V max. VOH = Vdd – 0.33 V min.
10. OUTPUT LOAD: 15 pF max.
11. PULLABILITY (APR): ± 50 ppm (With respect to nominal frequency at any combination of temperature, supply
voltage, shock, vibration, load, and aging).
12. CONTROL VOLTAGE (Pin 1): 0.3 V to 3.3 V (Center frequency at + 1.65 V)
13. LINEARITY: 10% max. with positive monotonic slope.
14. MODULATION BANDWIDTH: 10 kHz min. (-3 dB)
15. PHASE JITTER: 10 pS RMS max. (Integrated from 12 kHz to 20 MHz).
16. PHASE NOISE (Typical): 10 Hz –60 dBc/Hz, 100 Hz – 90 dBc/Hz, 1 kHz –112 dBc/Hz,
10 kHz – 131 dBc/Hz, 100 kHz –128 dBc/Hz
17. TRISTATE FUNCTION (Pin 2): Logic “1”, or floating enables the output.
Logic “0” disables the output to a high impedance.
Figure 1
II. ENVIRONMENTAL & MECHANICAL REQUIREMENTS:
1. SHOCK: MIL-STD-202, Method 213, Condition C.
2. VIBRATION: MIL-STD-202, Methods 201 & 204.
3. HERMETICITY: 1 X 10 -8 atm cc/sec min.
4. STORAGE TEMPERATURE: -55°C to +125°C
5. SOLDERABILITY: Per EIAJ-STD-002
6. MAXIMUM SOLDERING CONDITIONS: See Figure 1.
7. PACKAGE: 6- pad leadless ceramic. RoHS 6/6 compliant.
III. DIMENSIONS:
IV. DATA SHEET REVISION TABLE:
Date
6/11/03
1/16/08
Rev.
0
A
PCN
N/A
N/A
Details of Revision
Original release.
Updated drawing format & added RoHS compliance information.
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This information may not be copied or divulged without written permission from MtronPTI.