差動LVPECL輸出石英振盪器
CRYSTAL OSCILLATORS
LVPECL
ACTUAL SIZE:
SMEN-321 SERIES
CERAMIC PACKAGE
APPLICATIONS
SONET/SDH
Fiber Channel
Ethernet
FEATURES
LVPECL Complementary Output
Low Phase Jitter ( 12KHz to 20MHz ) Under 0.5 ps ( RMS )
RoHS Compliant
Specification
| MODEL | |||
|---|---|---|---|
| FREQUENCY RANGE | MHz | 13.500 ~ 200.000 | |
| FREQUENCY STABILITY* | ppm | ± 25 ~ ± 100 | |
| OPERATING TEMPERATURE | °C | - 20 ~ + 70 Or Specify ( - 40 ~ + 125 is available) | |
| STORAGE TEMPERATURE | °C | - 55 ~ + 125 | |
| POWER SUPPLY VOLTAGE | VDC | +2.5 ± 5% | +3.3 ± 5% |
| OUTPUT VOLTAGE HIGH (VOH) | V (Min.) | 1.475 | 2.275 |
| OUTPUT VOLTAGE LOW (VOL) | V (Max.) | 1.095 | 1.680 |
| OUTPUT LOAD ( Connect to VDC -2V) | Ω | 50 | |
| OUTPUT SYMMETRY | % | 45 ~ 55 | 45 ~ 55 |
| INPUT CURRENT | |||
| 13.500 ~ 200.000MHz | mA (Max.) | 50 | 50 |
| INPUT VOLTAGE | |||
| INPUT ENABLE VOLTAGE (VIH) | V (Min.) | 1.75 | 2.31 |
| INPUT DISABLE VOLTAGE (VIL) | V (Max.) | 0.75 | 0.99 |
| RISE / FALL TIME (20% to 80% / 80% to 20% Output Swing) | |||
| 13.500 ~ 99.999MHz | ns (Max.) | 1.0 | 1.0 |
| 100.000 ~ 200.000MHz | ns (Max.) | 0.5 | 0.5 |
| PHASE JITTER RMS (Fj:12K~20MHz) | ps (Max.) | 0.5 | |
| AGING | ppm/Year | ± 3 | |
*Inclusive of 25°C±3°C & Operating Temperature Range.
**Specification subject to change without notice.
**Specification subject to change without notice.
Pin Connection
| PIN No. | Connection |
|---|---|
| #1 | Enable/Disable |
| #2 | N.C. |
| #3 | GND |
| #4 | Output Q |
| #5 | Output QN |
| #6 | VDC |
Enable/Disable Function
| Pin #1 | Pin #4 & Pin #5 |
|---|---|
| HIGH(OPEN) | Output |
| LOW | High Impedance |
Dimension(mm)
SMEN-321 SERIES
