GSF-61 21S7B
21.4MHz 4 pole crystal filter with 7.5kHz 3dB bandwidth

Custom Specifications available
Miniature SM package

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Configurable Options
ParameterOption Code

The GSF-61 21S7B has no configurable options.
Please see the specifications table for more details or contact our team today if you have other specification requirements.

Quantity / Special Request

Please specify the quantity you require below.

The GSF-61 21S7B is supplied on tape and reel. 1k pcs per reel is the standard T&R pack size for this product. Partial quantities may be supplied on tape (no reel), or in bulk. These filters are supplied as a pair of units with a pocket space between matching pairs, please see tape & reel specification for more information.

Specifications

Centre frequency	21.4MHz
Dimensions	6.2 x 3.7 x 1.1mm
Operating temperature range	-20 to +70°C
Number of poles	4
Pass band	-3dB @ ±3.75kHz min
Attenuation band	-35dB @ ±14.0kHz max
In-band ripple	1.0dB max
Insertion loss	2.5dB max
Guaranteed attenuation	-80dB max -910 ±10kHz
Termination	850Ω // 3.5pF
Coupling capacitance (C_C)	15.0pF
Number of units	2

Package Drawing

Ordering Information

To request a quotation for the GSF-61 21S7B please use the configurable options form to choose the options you require and then submit your configured product to our team. Our expert advisers are always happy to help with your requirements and can be contacted on +44 1460 256 100 or at sales@golledge.com.

Following product selection you will be issued with a seven character Golledge part number. Your Golledge part number is the internationally accepted Golledge manufacturing part number (MPN) that should be used for all project documentation, including bills of materials (BoMs) and purchase orders.

If you have any queries regarding any of our documentation our dedicated sales team will be happy to help.