參數(shù)資料
型號(hào)： ACHFREQ1-E-J-T-A-50G2
廠商： ABRACON CORP
元件分類(lèi)： XO, clock
英文描述： CRYSTAL OSCILLATOR, CLOCK, 32.768 MHz - 80 MHz, HCMOS/TTL OUTPUT
文件頁(yè)數(shù)： 1/1頁(yè)
文件大小： 103K
代理商： ACHFREQ1-E-J-T-A-50G2
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
CORPORA TION
ABRACON
-39 -
HCMOS/ TTL COMPATIBLE HALF-SIZE DIP
CRYSTAL CLOCK OSCILLATORS
AC H
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.
O
OR
RD
DE
ER
RIIN
NG
G O
OP
PT
TIIO
ON
NS
S
O
OR
RD
DE
ER
RIIN
NG
G O
OP
PT
TIIO
ON
NS
S
( *) 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
8Vdd
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
S
ST
TA
AN
ND
DA
AR
RD
D S
SP
PE
EC
CIIF
FIIC
CA
AT
TIIO
ON
NS
S
ST
TA
AN
ND
DA
AR
RD
D S
SP
PE
EC
CIIF
FIIC
CA
AT
TIIO
ON
NS
S
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
(Vdd)
5 Vdc ± 10%
Input Current
(Idd)
Duty Cycle
45 / 55% max. for F < 50 MHz @ 1/2 Vdd (See Options)
or Symmetry
40 / 60% max. for F >
_ 50 MHz @ 1/2 Vdd (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 * Vdd min. (VOH)
0.4 Vdc max. (VOL)
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 m A max. for F< 24 MHz
70 m A max. for F< 80 MHz
45 m A max. for F< 50 MHz
85 m A 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
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ACHFREQ1-L-K-T-A-50QXX CRYSTAL OSCILLATOR, CLOCK, 32.768 MHz - 80 MHz, HCMOS/TTL OUTPUT
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