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CRJ
CERAMIC RESONATORS
August 2005
2005 TOKO America, Inc.
All Rights Reserved
Printed in USA
1
CF-326-CRJ
R-LOG0805A
Dimensions
TOKO America, Inc.
1250 Feehanville Drive, Mount Prospect, Illinois 60056
Tel: (847) 297-0070 Fax: (847) 699-7864 Web: http://
www.tokoam.com
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.
Oscillating frequency test circuit
Test Circuit
TYPE CRJ (CERASONATOR
) kHz Band
TOKO
Oscillating
Part
Frequency (Fosc)*
Number
DCRJ455A 455kHz±0.5% 30 max. ±0.3% 100
DCRJ480A 480kHz±0.5% 30 max. ±0.3% 100
Resonance
Impedance
(
Ω
)
Fosc Static External Capacitor
Temp. Stability
(–20°C~+80°C)
C
(pF)
C
2
(pF)
100
100
(kHz)
* 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.
STANDARD RESONATORS SELECTION GUIDE
Description
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