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
-39-
®
HCMOS/ TTL COMPATIBLE HALF-SIZE DIP
CRYSTAL CLOCK OSCILLATORS
ACH
APPLICATIONS:
•Provide clock signals for microprocessors and digital circuits.
•High output drive capability applications.
FEATURES:
•Wide frequency range. •HCMOS and TTL compatible.
•Tight symmetry option. •Tristate Enable / Disable Function.
•Fast Rise and Fall Times. •Anti-Static packaging tube.
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.
PIN
FUNCTION
NUMBER
1 NC or Tristate E/D
4 GND / Case
5 Output
8V
dd
ACH - 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.
-G2 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
(**) Standard Operating Temperature Only
Frequency 50 MHz max.
Dimensions: Inches (mm)
PARAMETERS SPECIFICATIONS
SSTTAANNDDAARRDD SSPPEECCIIFFIICCAATTIIOONNSS
SSTTAANNDDAARRDD SSPPEECCIIFFIICCAATTIIOONNSS
Frequency Range (Fo)32.768 kHz - 160 MHz
(**)
Operating Temperature
(TOPR)0°C to + 70°C
(See Options)
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)
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
“1” or Open: Oscillation >_ 2.2V
“0”:Output disabled in high impedance (Hi Z) < 0.8V
50 pF load
output drive
22355 Abracon CORX 2-29.qxd 3/6/00 6:54 AM Page 39
