SM Crystal Low Frequency
GSX-455 & GSX-456
Specifications
GSX-455: Electrical connection end to end
GSX-456: Electrical connection across one end
Parameters
Package:
9.40
4
1
10.41
(max)
3
2
4.06
(max)
Product
455
GSX-455
GSX-456
32.768kHz
24.0 ~ 350kHz
351 ~ 615kHz
±20ppm
±50ppm
±100ppm
456
Option
Codes
Frequency:
2.29
specify
specify
specify
specify
Calibration tolerance:
ACTUAL SIZE
3.56
(max)
3.00
2.54
2.54
0.51
0.51
Temperature stability:
-53ppm (-10 to +60°C)
-130ppm (-30 to +80°C)
Operating temperature range:
-10 to +60°C
Other
Operable temperature range:
-40 to +85°C
SOLDER PAD LAYOUT
1.70
0.60
specify
2.70
5.00
2.70
0.60
ELECTRODE ARRANGEMENT
TOP VIEW
3
2
4
1
4
1
3
2
Storage temperature range:
-55 to +125°C
Turnover temperature (T
0
):
+25°C ±5°C (32.768kHz)
+25°C ±8°C (24.0 ~ 350kHz)
+25°C ±15°C (351 ~ 615kHz)
Scale 2:1
Frequency / temp coefficient:
-0.035 ±0.008ppm/°C
2
typ
Circuit condition:
12.5pF
6.0 ~ 12.5pF
specify
GSX-455
GSX-456
Features
«
«
«
«
Equivalents to Epson MC-405 & MC-406
Plastic moulded surface mount package
Miniature size for high density applications
Supplied on tape and reel
Static capacitance (C
0
):
1.0pF (32.768kHz)
0.95pF (24.0 ~ 350kHz)
0.90pF (351 ~ 615kHz)
Motional capacitance (C
1
):
3.0fF typ
Equivalent series resistance (max):
50k (32.768kHz)
50k (24.0 ~ 350kHz)
20k (351 ~ 615kHz)
Standard Frequencies
Frequencies in kHz
24.000
26.667
31.200
32.000
32.768
38.000
38.400
40.000
65.536
75.000
76.800
77.025
77.040
77.056
77.500
96.000
99.660
100.000
106.000
130.000
131.072
150.000
153.600
200.000
307.200
614.400
Ageing:
Drive level:
±5ppm max first year
1.0µW typ
±5ppm
Shock resistance:
Soldering conditions:
240°C, 10sec max
Standard.
Optional - Please specify required code(s) when ordering
Ordering Information
Product name + frequency + specification (if non-standard)
eg:
GSX-455 38.40kHz
GSX-456 76.80kHz ±50ppm
Option code X (eg GSX-455/X) denotes a custom specification.
Available on T&R - 2k pcs per reel.
Tel:
+44 1460 256 100
20 Nov 1998
Fax:
+44 1460 256 101
E-mail:
sales@golledge.com
Web:
www.golledge.com
GOLLEDGE [ GOLLEDGE ELECTRONICS LTD ]
