EURO
QUARTZ
ZTB SERIES
190kHz to 249kHz
Test Circuit
ZTB Series 190kHz to 249kHz
3.8
13.5
CERAMIC RESONATORS
ZTB SERIES
Vdd
1/6 CD 4069UBE x 2
RF
14.7
To Frequency
Counter
ZTB
10.0
8.0
C1
C2
Vdd:
RF:
+5 Volts
1M Ohm
Outline and Dimensions
Electrical characteristics
Part
Number
ZTB ---D
Frequency
Range
(kHz)
190 to 249
Frequency
Accuracy
at 25°C
±1.0kHz
Temperature
Stability
-20° to +80°C
±0.3%
Ageing
Stability
10 years
±0.5%
Resonance
Resistance
(
W
) max.
20
C
1
(pF)
330pF
C
2
(pF)
470pF
(For ---- insert frequency)
ZTB SERIES
250kHz to 374kHz
Test Circuit
ZTB Series 250kHz to 374kHz
3.8
11.0
Vdd
1/6 CD 4069UBE x 2
RF
12.2
To Frequency
Counter
ZTB
C1
7.7
7.0
C2
Vdd:
RF:
+5 Volts
1M Ohm
Outline and Dimensions
Electrical characteristics
Part
Number
ZTB ---D
Frequency
Range
(kHz)
250 to 374
Frequency
Accuracy
at 25°C
±1.0kHz
Temperature
Stability
-20° to +80°C
±0.3%
Ageing
Stability
10 years
±0.5%
Resonance
Resistance
(
W
) max.
20
C
1
(pF)
220pF
C
2
(pF)
470pF
(For ---- insert frequency)
EUROQUARTZ LIMITED Blacknell Lane CREWKERNE Somerset UK TA18 7HE
Tel: +44(0)1460 230000 Fax: +44(0)1460 230001 Email: sales@euroquartz.co.uk www.euroquartz.co.uk