Tel:+44 1460 256 100 Fax:+44 1460 256 101 E-mail:sales@golledge.com Web:www.golledge.com
03 Oct 2011
Low Profile Crystal HC49-4H & HC49-3H
Option
Code
HC49-4H HC49-3H
Product
Parameters
쮿Standard. 왏Optional - Please specify required code(s) when ordering
11.05
4.65
4.88
12.00
(min)
0.43Ø
3.50*
(max)
11.05
4.65
4.88
12.00
(min)
0.43Ø
2.50
(max)
HC49-4H HC49-3H
*1.0MHz HC49-4H height is 4.00 (max)
Features
«Industry standard HC49 footprint
«Fundamental mode available up to 50.0MHz
«Comprehensive stock of standard frequencies
«Low profile for close board stacking
Product name + frequency + specificationcode
eg: HC49-4H/351DF 18.4320MHz 30/50/10/16-F
HC49-3H/232S3 48.0MHz 20/30/20/S-3
Ordering Information
Scale 1:1
Specifications
HC49-4H: 3.5mm maximum height
HC49-3H: 2.5mm maximum height
웇Insulating washers and mounting clips available.See our website
for details.
웇Available on T&R - 1k pcs per reel.
웇Centre ground lead available on request.
웇Refer to our website for T&R and soldering details.
웇IMPORTANT: Not normally available in small quantities of
non-standard frequencies.Please check with us before ordering.
Package: HC49-4H 쮿
HC49-3H 쮿
Frequency range: 1.0MHz 쮿
3.2768 ~ 90.0MHz 쮿
3.579 ~ 90.0MHz 쮿
Calibration tolerance: ±20ppm 왏왏 2
±30ppm 쮿쮿 3
±50ppm 왏왏 5
Other values (±10ppm ~ ±100ppm) 왏왏specify
Temperature stability : ±30ppm 왏왏 3
±50ppm 쮿쮿 5
±100ppm 왏왏 C
Other values (±10ppm ~ ±100ppm) 왏왏specify
Operating temperature range:
-10 to +60°C쮿쮿 1
-20 to +70°C왏왏 2
-30 to +80°C왏왏 3
-40 to +85°C왏왏 4
Other values 왏왏specify
Circuit condition: 12pF 왏왏 B
16pF 쮿쮿 D
18pF 왏왏 E
20pF 왏왏 F
30pF 왏왏 J
Other values 왏왏specify
Oscillation mode: Fundamental 쮿쮿 F
3rd overtone 왏왏 3
Equivalent series resistance (max):
3000⏲(1.0MHz) 쮿
200⏲(>3.2 ~ 3.5MHz) 쮿
150⏲(>3.5 ~ 4.0MHz) 쮿쮿
120⏲(>4.0 ~ 4.4MHz) 쮿쮿
100⏲(>4.4 ~ 7.0MHz) 쮿쮿
70⏲(>7.0 ~ 10.0MHz) 쮿쮿
50⏲(>10.0 ~ 50.0MHz,fund) 쮿쮿
100⏲(>25.0 ~ 90.0MHz,3rd OT) 쮿쮿
Static capacitance (C0): 7pF max 쮿쮿
Ageing: ±3ppm max first year 쮿쮿
Test drive level: 100µW 쮿쮿
