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參數資料
| 型號： | 48.4735MHZXO95100UMTACAL.C |
| 廠商： | EUROQUARTZ LTD |
| 元件分類： | XO, clock |
| 英文描述： | CRYSTAL OSCILLATOR, CLOCK, 48.4735 MHz, CMOS/TTL OUTPUT |
| 封裝： | HERMETIC SEALED, CERAMIC PACKAGE-4 |
| 文件頁數： | 1/1頁 |
| 文件大小： | 65K |
| 代理商： | 48.4735MHZXO95100UMTACAL.C |
EUROQUARTZ LIMITED Blacknell Lane CREWKERNE Somerset UK TA18 7HE
Tel: +44 1460 230000 Fax: +44 1460 230001 email: info@euroquartz.co.uk web: www.euroquartz.co.uk
SURFACE-MOUNT OSCILLATORS
Suitable for Vapour-Phase, Infrared or Epoxy mount techniques
TTL or CMOS compatible
Low power consumption
Optional Tristate or Standby functions
Low EMI emission
Supply Voltage 3.3 Volts or 5.0 Volts
High shock resistance
Full military testing available
Hermetically sealed ceramic package
XO95 SERIES
OUTLINES AND DIMENSIONS
6.5mm x 5.0mm
High-Specification Oscillator
POWER DOWN vs. TRISTATE
DESCRIPTION
Euroquartz XO95 series oscillators consist of a TTL/CMOS compatible
hybrid circuit and a miniature quartz crystal packaged in a low-profile
ceramic package. Full military testing is available making this an ideal
crystal for defence and aerospace applications requiring a highly reliable
source of clock signals.
FEATURES
Frequency Range:
1.25MHz to 120MHz
Supply Voltage:
+3.3 Volts or +5.0 Volts
Calibration Tolerance*
A:
±0.01% (±100ppm)
B:
±0.1%
C:
±1.0%
Frequency stability**
Temp. Range
Stability
0° ~ +50°C:
from ±5ppm to ±30ppm
-10°~+70°C:
from ±10ppm to ±50ppm
-40°~+85°C:
from ±20ppm to ±100ppm
-55°~+125°C:
from ±30ppm to ±100ppm
Supply Current
Frequency
3.3 Volts
5.0 Volts
50MHz
10mA
14mA
40MHz
8mA
12mA
30MHz
6mA
10mA
24MHz
4mA
8mA
Output Load
CMOS:
15pF (<50pF available)
TTL:
10 Loads
Start-up Time:
2ms typical, 5ms max. (to reach
90% amplitude at 25°±2°C)
Rise/Fall Time:
3ns typical, 6ns maximum
Ageing:
±10ppm maximum in 1st year
Shock, survival***:
3000g peak 0.3ms, sine
Vibration, survival:
20g rms 10Hz~2000Hz random
Operating Temperature:
-10°C to +70°C (Commercial)
-40°C to +85°C (Industrial)
-55°C to +125°C (Military)
*
Tighter tolerance available
**
Does not include calibration tolerance
***
High shock version available
Note: All parameters are measured at ambient temperature with a 10M
W
and 10pF load at 5.0 Volts.
SPECIFICATION
PAD CONNECTIONS
1:
Output Enable INH (Tristate) or NC
2:
Ground
3:
Output
4:
Vdd
Output Condition
Power Down
Tristate
Current consumption
when Pad 1 is LOW
LOW
HIGH
Output recovery delay
when Pad 1 changes
from LOW(0) to HIGH(1)
DELAYED
IMMEDIATE
Power Down: When Pad 1 is LOW (0) the oscillator stops
oscillation.
Tristate; When Pad 1 is LOW the oscillator continues to run but the
output buffer amplifier stops functioning; output is high
impedance (Z).
PACKAGING
1:
Tray pack (Standard)
2:
16mm tape, 175mm or 325mm reels (optional)
(As per EIA 481)
PART NUMBER GENERATION
XO95 series oscillators part numbers are derived as follows:
EXAMPLE
16.000MHz XO95050UMTA Cal.C
XO95 -
series designation
030 -
±30ppm
050 -
±50ppm
100 -
±100ppm
U -
CMOS/TTL o/p
M -
Military Temp.
I -
Industrial Temp.
C -
Commercial Temp.
T -
Tristate
P -
Power Down
Blank -
5.0 Volts
A -
3.3 Volts
Cal.A -
Calibration A
Cal.B -
Calibration B
Cal.C -
Calibration C
Cal.x -
Special cal. in ppm (Where ‘x’ is the agreed calibration tol.)
Frequency
MILITARY TESTING
Testing to Mil. specifications is available. To detail testing required
see separate Mil. Testing specification or contact Euroquartz
Technical Sales.
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