EME32T5-32.768K-2.5/-20+70 [EUROQUARTZ]
CMOS Output Clock Oscillator,;
| 型号： | EME32T5-32.768K-2.5/-20+70 |
| 厂家： | 
EUROQUARTZ LIMITED |
| 描述： | CMOS Output Clock Oscillator, 机械 振荡器 |
| 文件： | 总1页 (文件大小：106K) |
| 中文： | 中文翻译 | 下载： | 下载PDF数据表文档文件 |
QUARTZ
EURO
EME32T TCXO
CMOS 3.28 x 2.5 x 0.9mm SMD
32.768kHz
Miniature 3.28 x 2.5mm SMD package
Frequency: 32.768kHz
Supply voltage 1.8, 2.5, 3.0, 3.3 or 5.0 Volts
Frequency stability from ±2ppm over 0 to +50°C
RoHS compliant
EME32T - OUTLINES AND DIMENSIONS
DESCRIPTION
EME32T series TCXOs are packaged in a miniature 4 pad ceramic
SMD package. With squarewave (CMOS) output, tolerances are
available from ±2.0ppm over 0° to +50°C.
SPECIFICATION
Product Series Code:
Output Waveform:
Initial Calibration Tolerance:
Frequency Stability:
0° to +50°C:
EME32T
CMOS Squarewave
±1.5ppm (at t. 25°±2°C)
±2.0ppm
-20° to +70°C:
±2.5ppm
-40° to +85°C:
±5.0ppm
Timing error over time:
±0.432 s/day
±12.960 s/month
±2.628 m/year (
Frequency Stability
vs. Ageing:
±3.0 ppm max. first year
±0.2 ppm max. ±5% change
±0.2 ppm max. ±10% change
±1ppm max. for one reflow
(Measured after 24 hours)
±1.0ppm/Volt max.
vs. Voltage Change:
vs. Load Change:
vs. Reflow:
vs. All range of Vdd:
Supply Voltage Variation (∆Vdd):
0.25V max. Condition
∆V/∆t = 1V /us
Output Logic / Output Load:
Output Voltage Level 'HIGH':
Output Voltage Level 'LOW':
Rise and Fall Times:
CMOS / 15pF
Vdd -0.4V min. Ioh = 0.1mA
0.4V max. Ioh = 0.1mA
100ns max.
Duty Cycle:
50%±10% typical
Start-up Time:
1s max. at 25°C
3s max. Over -40° to +85°C
Vih = 0.8*Vdd, Vil = 0.2*Vdd
Pad 1 OE Thresholds:
CURRENT CONSUMPTION
PART NUMBERING PROCEDURE
Supply Voltage
Current
(max.)
0.79µA
1.05µA
1.25µA
1.37µA
2.05µA
EME32T33-32.768k-2.5/-20+70
Example:
1.8V
2.5V
3.0V
3.3V
5.0V
Series Description
TCXO = EME32T
Supply Voltage
18 = 1.8 VDC
25 = 2.5 VDC
= 3.0 VDC
33 = 3.3 VDC
3
5
= 5.0 VDC
Frequency (kHz)
Stability over OTR (±ppm)
Operating Temperature Range (OTR) (°C)
EUROQUARTZ LIMITED Blacknell Lane CREWKERNE Somerset UK TA18 7HE
Tel: +44 (0)1460 230000 Fax: +44 (0)1460 230001 info@euroquartz.co.uk www.euroquartz.co.uk
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