NOTE: Left blank if standard • All specifications and markings subject to change without notice
29 Journey • Aliso Viejo, CA 92656 • USA
(949) 448-7070 • FAX: (949) 448-8484
E-MAIL:abinfo @abracon.com • INTERNET ADDRESS: www.abracon.com
ABRACON IS
ISO 9001 / QS 9000
CERTIFIED
CORPORATION
ABRACON
-41-
®
ACO - Frequency - Temperature - Overall Frequency Stability - Duty Cycle - Tristate - 50 - Value Added
XX.XXXX MHz or kHz -Y for
± 10
ppm max**
-J for
± 20
ppm max
-R for
± 25
ppm max
-K for
± 30
ppm max
-H for
± 35
ppm max
-C for
± 50
ppm max
- A for Tristate E/D
-S for 45 / 55% @1/2 Vdd
-T for 47.5 / 52.5% @1/2 Vdd
-S1 for 45 / 55% @1.4 Vdc
-T1 for 47.5 / 52.5% @1.4 Vdc
-G Gull Wing, p. 73.
-QXX (Trimmed Leads) p. 73.
-D for -10°C to + 60°C
-E for -20°C to + 70°C
-F for -30°C to + 70°C
-N for -30°C to + 85°C
-L for -40°C to + 85°C
OORRDDEERRIINNGG OOPPTTIIOONNSS
OORRDDEERRIINNGG OOPPTTIIOONNSS
( *) Pin 1 has internal pull-up resistor which allows Pin 1 to be left floating (enable high) Option A
(**)
Higher Frequencies available
For test circuit, waveforms, please see page 67.
Environmental and mechanical specifications on page 68, Group 1. Marking, see page 79.
(**) Standard Operating Temperature Only
Frequency 50 MHz max
PIN
FUNCTION
NUMBER
1 NC or Tristate E/D
7 GND / Case
8 Output
14 V
dd
HCMOS/ TTL COMPATIBLE FULL-SIZE DIP
CRYSTAL CLOCK OSCILLATORS
ACO
APPLICATIONS:
•Provide clock signals for microprocessors and digital circuits.
•High Output drive capability applications.
FEATURES:
•Wide Frequency Range. •HC M OS and TTL Compatible.
•Tight Symmetry Option. •Tristate Enable / Disable Options.
•Fast Rise and Fall Times. •Anti-Static Packaging Tube.
Dimensions: Inches (mm)
Frequency Range 3.5 MHz - 25 MHz
Operation Mode Fundamental, AT
Operating Temperature -10°C to + 60° C
(See Options)
Storage Temperature -55°C to + 125° C
Frequency Tolerance @25°C ±50 ppm max.
(See Options)
Frequency Stability over Temp. ±50 ppm max.
(See Options)
Equivalent Series Resistance 200 Ωfor 3.5 MHz < F < 4.0 MHz
(ESR) Maximum 150 Ωfor 4.0 MHz < F < 6.0 MHz
100 Ωfor 6.0 MHz < F < 10.0 MHz
80 Ωfor 10 MHz < F < 14.0 MHz
50 Ωfor 14 MHz < F <
_ 25 MHz
Shunt Capacitance C07 pF max.
Load Capacitance CL16p F
(See Option)
Drive Level 100µΩmax.
Aging @25° C First Year ± 5 pp m max.
Insulation Resistance 500 MΩmin. at 100 Vdc ± 15V
PARAMETERS SPECIFICATIONS
SSTTAANNDDAARRDD SSPPEECCIIFFIICCAATTIIOONNSS
SSTTAANNDDAARRDD SSPPEECCIIFFIICCAATTIIOONNSS
Frequency Range (Fo)500 Hz - 200 MHz
(**)
Operating Temperature
(TOPR)0°C to + 70°C
Storage Temperature (TSTO) -55°C to +125°C
Frequency Stability (
∆
F/Fo)
± 100 ppm max.
(See Options)
Supply Voltage (V
dd) 5 Vdc ± 10%
Input Current
(I
dd)
Duty Cycle
45 / 55% max. for F < 50 MHz @1
/2Vdd
(See Options)
or Symmetry 40 / 60% max. for F
>_
50 MHz
@1/2Vdd
(See Options)
Rise and Fall Times (TR/ TF)10 ns max. for F
<_
24 MHz
5 ns max. for F
>
24 MHz
Output Load 10TTL or 15 pF (50pF max.) for Fo< 80 MHz
5TTL or 15 pF for (Fo)
>_
80 MHz
Output Voltage 0.9 *
V
dd min.
(V
OH) 0.4
V
dc max.
(V
OL)
Start-up Time (TOSC) 10 ms max.
Tristate Function (
VIH)
(Option -A Only) (
VIL )
Output Disable / Enable Time 100 ns max. (for Option “- A” ONLY)
“1” or Open: Oscillation >_ 2.2V
“0”:Output disabled in high impedance (Hi Z) < 0.8V
30 mA max. for F< 24 MHz 70 mA max. for F< 80 MHz
45 mA max. for F< 50 MHz 85 mA max. for F
>_
80 MHz
50 pF load
output drive
22355 Abracon CORX 2-29.qxd 3/6/00 6:54 AM Page 41
