WC146SM [MMD]
32.768KHZ Series Crystal; 32.768KHZ系列水晶
| 型号： | WC146SM |
| 厂家： | 
MMD COMPONENTS |
| 描述： | 32.768KHZ Series Crystal |
| 文件： | 总1页 (文件大小：57K) |
| 中文： | 中文翻译 | 下载： | 下载PDF数据表文档文件 |
WC146SM-32.768KHZ Series Crystal
¾ Ultra Low Profile with 1.4mm Height max
¾ 32.768KHZ
¾ RoHS Compliant Available
¾ Ideal for use in space confined applications
¾ Tape and Reel Packaging
ELECTRICAL SPECIFICATIONS:
Frequency
32.768KHZ
±20ppm or ±50ppm
+25°C ±5°C
Frequency Tolerance
Turnover Temperature
Temperature Coefficient
Load Capacitance
Series Resistance
Maximum Drive Level
Recommended Drivel Level
Shunt Capacitance
Aging
-0.04 x 10-6/°C2
7.0pF or 12.5pF
65K Ohms max
1.0 uWatt
0.1 uWatt
0.8pF typ
±3ppm for the first year
-40°C to +85°C
-55°C to +125°C
Operating Temperature
Storage Temperature
MECHANICAL DETAIL:
4
3
2
4
1
3
2
1.50 [.059]
MAX
1
0.55 [.022]
INTERNAL CONNECTION
DO NOT CONNECT PINS 2 & 3 TO
EXTERNAL DEVICES
6.70 [.264]
7.00 [.276]
MAX
1.20 [.047]
0.30 [.012]
5.10 [.201]
1.20 [.047]
0.60 [.024]
1.40 [.055]
MAX
0.15 [.006]
0.40 [.016]
0.20 [.008]
0.40 [.016]
0.20 [.008]
0.60 [.024]
RECOMMENDED
LAND PATTERN
0.30 [.012]
DIMENSIONS IN BRACKETS ARE IN INCHES.
PART NUMBER GUIDE:
WC146SM
32.768KHZ
RoHS Compliant
Blank = Not Compliant
F = Is Compliant
Frequency Tolerance
Blank = ±20 ppm
50 = ±50 ppm
Load Capacitance
Blank = 12.5pF
7 = 7pF
Value Added Options
Blank = No Added Options
T = Tape and Reel
Please consult with MMD sales department for any other parameters or options.
MMD Components, 30400 Esperanza, Rancho Santa Margarita, CA, 92688
Phone: (949) 709-5075, Fax: (949) 709-3536, www.mmdcomp.com
Sales@mmdcomp.com
Specifications subject to change without notice
Revision 12/12/05 A
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