HC-50/U
Quartz Crystal Units AT-Cut, 2.4 - 300 MHz
11.0
4.9
4.5
10.0
3.6
HC-50/U:
X = 13.4
H C - 5 0 / 1 1 mm: X = 11.5
DIN 45110: M3
IEC 122-3: DQ
NFC-93-601: n
0
9
MIL-H-10056: HC-50/U
Welded metal enclosure
(inert atmosphere)
with pins
X
6.2
∅
1.06
All dimensions in mm (max)
Temperature Stability in the Temperature Range
HC-50/U
Overtone Frequency Type
[MHz]
2.4...5.2
1.OT
3.OT
5.OT
7.OT
9.OT
5.2...10
10...35
15...90
40...150
100...210
150...300
XS 22xx
XS 22xx
XS 23xx
XS 24xx
XS 25xx
XS 26xx
XS 26xx
-55°C...+105°C
±
50ppm
01
11
01
01
01
01
11
±
25ppm
02
12
02
02
02
02
12
±
20ppm
03
13
03
03
03
03
13
-20°C...+70°C
±
10ppm
04
14
04
04
04
04
14
±
7ppm
06
16
06
06
06
06
16
±
5ppm
-----
17
07
07
07
07
17
Nom. Temp.
1
±
5°C )
±2ppm
05
15
05
05
05
05
15
Calibration tolerance:
±
10 ppm
1
) Nom. Temp. = Nominal temperature for oven application to be given with the order.
Standard resonance for fundamental crystals: load resonance with C
L
= 30
±
0.5pF
Overtone crystals: series mode
Shunt capacitance: C
0
= 7pF max
Motional Resistance R1
Overtone Frequency R1max
[MHz]
[Ω]
1. OT
2.4...3
250
1. OT
3...5.2
120
1. OT
5.2...6
80
1. OT
6...8
60
1. OT
8...10
40
1. OT
10...15
30
1. OT
15...35
25
3. OT
20...100
40
5. OT
50...160
60
7. OT
110...210
100
9. OT
150...300
200
Crystal units with different tolerances or additional data upon request.
Modifications:
HC-50/U-S, HC-50/11mm-3 MM-S: 3-point mounting for exposure to extreme accelerations (shock and vibration).
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