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參數資料
| 型號： | 0.25MHZIQXO-625CE |
| 廠商： | IQD FREQUENCY PRODUCTS LTD |
| 元件分類： | XO, clock |
| 英文描述： | CRYSTAL OSCILLATOR, CLOCK, 0.25 MHz, HCMOS/TTL OUTPUT |
| 封裝： | RESISTANCE WELDED, HERMATIC SEALED, DIL-14/4 |
| 文件頁數： | 1/2頁 |
| 文件大小： | 410K |
| 代理商： | 0.25MHZIQXO-625CE |
CLOCK
OSCILLA
TORS
IQD Frequency Products Ltd, Station Road, Crewkerne, Somerset TA18 8AR, United Kingdom
Tel: +44 (1460) 270200; Fax: +44 (1460) 72578;
Email: info@iqdfrequencyproducts.com Web: www.iqdfrequencyproducts.com
IQXO-625, -626, -627, -628 MILITARY OSCILLATORS
ISSUE 8; 3 APRIL 2009
Description
14-pin DIL compatible resistance welded enclosure,
hermetically sealed with glass to metal seals and gold plated
pins and bases. Available non-screened (IQXO-625, -627)
and fully screened (IQXO-626, -628)
Package Outline
14-pin DIL
Frequency Range
250kHz to 72MHz
Output Compatibility & Load
HCMOS/TTL
Drive Capability: 50pF max or 10TTL
Non tri-state (IQXO-625, -626)
Tri-state (IQXO-627, -628)
Frequency Tolerance @ 25°C (Optional)
±10ppm, ±25ppm
Frequency Stabilities
±50ppm, ±100ppm (inclusive of supply voltage variations
over the operating temperature range)
Operating Temperature Range
–55 to 125°C
Storage Temperature Range
–55 to 125°C
Tri-state Operation (IQXO-627, -628)
No connection or Logic ‘1’ to pin 1 enables oscillator output
Logic ‘0’ to pin 1 disables oscillator output; when disabled the
oscillator output goes to the high impedance state
Disable current 50A typical
Environmental
Bump: 4000 bumps at 391m/s
2
in each of the three mutually
perpendicular planes
Hermetic Seal: not to exceed 1 x 10
-8
mBar litres of Helium
leakage
Humidity: steady state: in accordance with test Ca of
IEC 60068-2-3, for 56 days at 40°C at a relative humidity of
93%, cyclic: in accordance with test Db variant 1 of
IEC 60068-2-30, at severity (b), 55°C for six cycles
Shock: 981m/s
2
for 6ms, three shocks in each direction along
the three mutually perpendicular planes
Solderability: test IEC 60068-TA
Vibration: 10 to 60Hz 0.75mm displacement, 60 to 2000Hz
98.1m/s2 acceleration, 30 minutes in each of three mutually
perpendicular planes
Outline (mm)
Pin connections
1. N/C
7. GND
8. Output
14. +Vs
5.1
max
4.0
min
0.8
max
0.45
7.62
13.08
max
15.24
21.0 max
1
7
14
8
Output Waveform
tr
tf
t
T
90%Vs
10%Vs
50%Vs
0V
+Vs
2.4V
0.4V
Duty cycle = t x 100(%)
T
1.4V
Screening on Each Device (IQXO-626, -628)
Acceleration: 49000m/s
2
for 1 minute in the ‘Y1’ plane
High Temperature Storage: 24hrs at 150°C
Rapid Change of Temperature: –55 to 125°C, 10 cycles
Dynamic burn-in for 168hrs at 125°C
Check all parameters & assess
Marking Includes
IQD + Model Number + Frequency Stability Code +
Frequency Tolerance Code (Optional) + Frequency + Date
Code
Packaging
Bulk
Minimum Order Information Required
Frequency + Model Number + Frequency Stability
相關PDF資料 |
PDF描述 |
|---|---|
| 0.25MHZIQXO-628BE | CRYSTAL OSCILLATOR, CLOCK, 0.25 MHz, HCMOS/TTL OUTPUT |
| 0.25MHZIQXO-625CF | CRYSTAL OSCILLATOR, CLOCK, 0.25 MHz, HCMOS/TTL OUTPUT |
| 0.25MHZIQXO-626BE | CRYSTAL OSCILLATOR, CLOCK, 0.25 MHz, HCMOS/TTL OUTPUT |
| 0.25MHZIQXO-627CF | CRYSTAL OSCILLATOR, CLOCK, 0.25 MHz, HCMOS/TTL OUTPUT |
| 0.25MHZIQXO-626CE | CRYSTAL OSCILLATOR, CLOCK, 0.25 MHz, HCMOS/TTL OUTPUT |
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