Watch Crystals
Specifications
GWX
GWX-38: 3.1 x 8.2mm cylindrical package GWX-26: 2.1 x 6.2mm cylindrical package GWX-15: 1.5 x 5.1mm cylindrical package
Variant 38 26 ˿ ˿ 15 Option Codes
Parameters
3.10Ø 2.10Ø
Package:
3.1 x 8.2mm cylinder 2.1 x 6.2mm cylinder 1.5 x 5.1mm cylinder 32.768kHz ±20ppm ±15ppm ±10ppm ±5ppm
˿ ˿ A D E
1.50Ø
Frequency: Calibration tolerance:
˿ ˿ ˿ ˿ ˿
8.20 (max)
6.20 (max)
5.10 (max)
0.26Ø 0.35Ø
0.15Ø 9.00 (min)
4.00 (min)
Operating temperature range: -10 to +60°C -40 to +85°C Turnover temperature (T0): +25°C ±5°C Frequency / temp coefficient: -0.038ppm/°C2 typ Circuit condition: 12.5pF 8.0pF 6.0pF Other values
9.00 (min)
˿ ˿ ˿ ˿
˿ ˿ ˿
I
0.45
0.70 1.10
GWX-15
specify specify
GWX-38
GWX-26
ACTUAL SIZE Scale 3:1
Static capacitance (C0): 1.6pF typ 1.35pF typ 1.0pF typ Equivalent series resistance (max): 35k⏲ 40k⏲ 70k⏲ (option I) 80k⏲ (option I) Ageing (first year): ±1ppm typ, ±3ppm max Drive level: 1.0µW max
Features
˿
˿
˿
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Low cost Range of tolerances Excellent ageing characteristics Miniature size for high density applications Large stocks of popular models
Standard. ˿ Optional - Please specify required code(s) when ordering
Ordering Information
Product name + variant + option codes (if any) + circuit condition (if non-standard) eg: GWX-38 ±20ppm (standard) GWX-26/A 8.0pF ±15ppm 8.0pF Option code X (eg GWX-38/X) denotes a custom specification.
Tel: +44 1460 256 100
20 Sep 2001
Fax: +44 1460 256 101
E-mail:
[email protected]
Web: www.golledge.com
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