TOKO DCRJ455A Ceramic resonator Datasheet

CRJ
CERAMIC RESONATORS
Description
Dimensions
• Ceramic resonators for the kHz band with external capacitors.
• Applicable oscillating frequencies: 455kHz, 480kHz
Features
• Precise oscillating frequency without adjustment.
• May be used with a variety of ICs.
• Lead-free terminations
Applications
• Reference signal oscillators for – Microcomputers
(household electronics, OA equipment).
Remote controlling – TV's, VTR's, air-conditioners,
CD players, lighting
• Digital applications equipment including measuring
instruments, communications equipment, toys, etc.
Unit: mm
Test Circuit
Oscillating frequency test circuit
STANDARD RESONATORS SELECTION GUIDE
TYPE CRJ (CERASONATOR®) kHz Band
TOKO
Part
Number
DCRJ455A
DCRJ480A
Oscillating
Frequency (Fosc)*
(kHz)
455kHz±0.5%
480kHz±0.5%
Resonance
Impedance
(Ω)
30 max.
30 max.
Fosc Static
Temp. Stability
(–20°C~+80°C)
±0.3%
±0.3%
External Capacitor
C1
C2
(pF)
(pF)
100
100
100
100
* Oscillating frequency tolerance can be designed narrower than Fosc±0.5%, but Fosc ±0.2%.
TOKO performs matching evaluations for all types of ICs. Please contact TOKO regarding applicable products.
The information furnished by TOKO, Inc. is believed to be accurate and reliable. However, TOKO reserves the right to make changes or improvements in the design, specification or manufacture
of its products without further notice. TOKO does not assume any liability arising from the application or use of any product or circuit described herein, nor for any infringements of patents or
other rights of third parties which may result from the use of its products. No license is granted by implication or otherwise under any patent or patent rights of TOKO, Inc.
TOKO America, Inc.
1250 Feehanville Drive, Mount Prospect, Illinois 60056
Tel: (847) 297-0070 Fax: (847) 699-7864 Web: http://www.tokoam.com
August 2005
© 2005 TOKO America, Inc.
All Rights Reserved
Printed in USA
CF-326-CRJ
R-LOG0805A
1
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