ECS HFR-B Data Sheet
Chip Type SMD Package
RoHS Compliant (Note 7 Exemption)
Built-in load capacitor
Tape & Reel Packaging
OPERATING CONDITIONS / ELECTRICAL CHARACTERISTICS
PART NUMBER *
FREQUENCY
RANGE
(MHz)
FREQUENCY
ACCURACY
@ 25°C (%)
FREQUENCY
STABILITY
-20 ~ +80°C (%)
ECS-HFR-B
SMD CERAMIC RESONATOR
The ECS-HFR-B Series SMD ceramic resonator includes built in
capacitors for reduced component count. The SMD Ceramic
resonator is an excellent low cost frequency control solution
when absolute frequency accuracy is
AGING FOR
TEN YEARS
(%)
ESR
(Ω)
MAX.
BUILT-IN
CAPACITANCE
(C1 & C2)
not important.
IC
ECS-HFR-□□.□□-B
ECS-HFR-□□.□□-B
20.00 ~ 30.00
30.10 ~ 50.00
PACKAGE DIMENSIONS (mm)
± 0.5 ± 0.4
± 0.3± 0.5
± 0.3
± 0.3
70 8 pF
8 pF60
1/6 TC74HCU04
x2
PIN CONNECTIONS
#1
#2
#3
In/Out
Ground
Out/In
PART NUMBERING GUIDE: "Example" ECS-HFR-20.00-B-TR
ECS - Series - Frequency - Version - Packaging
HFR = Chip Type
1105 South Ridgeview Road z Olathe, KS 66062 z Phone: 913.782.7787 z Fax: 913.782.6991 z www.ecsxtal.com
20.00 = 20.00 MHz TR = Tape & Reel
B = Built In Caps
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