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| 型號： | QEN79-AHIFREQAY50SBA/T |
| 廠商： | TEMEX COMPONENTS |
| 元件分類： | XO, clock |
| 英文描述： | CRYSTAL OSCILLATOR, CLOCK, 1.75 MHz - 80 MHz, CMOS OUTPUT |
| 封裝： | CERAMIC, J-LEADED, SMD, 4 PIN |
| 文件頁數(shù)： | 2/3頁 |
| 文件大?。?/td> | 341K |
| 代理商： | QEN79-AHIFREQAY50SBA/T |
XOHyb SMD QEN79
Defense airborne – Crystal oscillator – XO
General Specification (rev-A)
June 25th , 2007
2
TEMEX reserves the right to modify herein specifications and informations at any time when necessary to provide optimum performance and cost.
F r e q u e n c y
Description
True Hybrid product with die and wire bonding to a ceramic substrate
3 points crystal resonator, seam sealing cover.
Case type (s) : SMD package 4 J lead 14 x 9 x 3.37mm typical
Frequency Range : 1.75MHz to 80MHz
Temperature Range : from -40°C to +85°C up to -55° C to +125°C
Overall Frequency Stability vs. Temperature Range : +/-50 to +/-100ppm
Including calibration at 25°C and load and power su pply changes
Ageing per year: +/-5ppm at 45°C first year
Output Wave Form : square
Supply Voltage : +3.3V or +5V
Options available : duty cycle 50/50; enable/disable ; tinned pins ; Screening B ; Rugged tests
Marking
QEN79 – AH R I 50 MHz DT 50 SB A
/T
Supply voltage
AH : 5 V
BH :3.3V
Option
R : duty cycle between 45% and 55%
I
: enable ( 0V : High impedance)
Frequency at 25°C +/- 2°C
between 1.5MHz and 80MHz
Temperature range
DT from -40°C to +85°C
AY from -55°C to +125°C
Absolute frequency drift
on temperature range
50
: +/- 50ppm
100 : +/- 100ppm
Screening B
according to military standard MIL STD 55310
Rugged tests
VRT : 30 cycles from -55°C to +125°C ; 10mn/level, ramp 30°C/mn
Progressive power-on test from 0V to Vcc
Hot and cold start-up additionnaly to temperature drift measurement
Tinned pins according to Jedec standard J-STD-0001/D
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