參數(shù)資料
型號(hào)： ASMT-FREQ3-F-K-T-OUT3
廠商： ABRACON CORP
元件分類(lèi)： XO, clock
英文描述： CRYSTAL OSCILLATOR, CLOCK, 50 MHz - 70 MHz, TTL OUTPUT
文件頁(yè)數(shù)： 1/1頁(yè)
文件大?。?/td> 125K
代理商： ASMT-FREQ3-F-K-T-OUT3
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
-35 -
J -LEADED PLASTIC MOLDED SURFACE MOUNT
CRYSTAL CLOCK OSCILLATORS
ASM Series
Dimensions: Inches (mm)
FEATURES:
Industry Standard J-Leaded Terminals.
Plastic Molded SMD.
HCMOS and TTL Compatible.
Tristate Enable / Disable.
Extended Temperature -40°C to +85°C option on selected frequencies.
RECOMMENDED
LAND PATTERN
Frequency Range
3.5MHz - 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
for 3.5 MHz < F < 4.0 MHz
(ESR) Maximum
150
for 4.0 MHz < F < 6.0 MHz
100
for 6.0 MHz < F < 10.0 MHz
80
for 10 MHz < F < 14.0 MHz
50
for 14 MHz < F <_ 25 MHz
Shunt Capacitance C0
7 pF max.
Load Capacitance CL
16 p F (See Option)
Drive Level
100
max.
Aging @ 25° C First Year
± 5 pp m max.
ASM X - Frequency - Temperature - Frequency Stability - Duty Cycle - 50 - Packaging
XX.XXXXX MHz
-R for ± 25 ppm max.
-K for ± 30 ppm max.
-H for ± 35 ppm max.
-C for ± 50 ppm max.
- T
(Tape & Reel)
Blank or
H or T
-S for 45 / 55% @ 1
/2 Vdd
-S1 for 45 / 55% @ 1.4 Vdc
-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
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
Note 1: Option -S (Symmetry level measured at 1/2 Vdd for ASM and ASMH, and
at 1.4 Vdc for ASMT.
Note 2: Pin 1 has internal pull-up resistor which allows pin 1 to be left floating (enable high)
For test circuit, waveforms, please see page 67.
Environmental and mechanical specifications on page 68, Group 2.
Marking, see page 78. Tape and Reel (1,000 pcs./ reel), See, pages 74-75.
Connect a By-Pass capacitor 0.01
F between Vdd and GND. See page 60.
PIN
FUNCTION
NUMBER
1
Tristate E/D
7
GND / Case
8
Output
14
Vdd
Frequency Range
(Fo)
1 MHz - 70 MHz
Operating
Temperature
(TOPR)
0°C to + 70°C (See Options)
Storage Temperature (TSTO)
-40°C to +85°C
Frequency Stability
(
F/ Fo)
± 100 ppm max. (See Options)
Supply Voltage
(Vdd)
5 Vdc ± 10%
Input Current
(Idd)
25 m A max. for (F < 30 MHz)
35 m A max. for (F <
_ 70 MHz)
Duty Cycle or Symmetry
45/55% max. for F <
_ 10 MHz
40 / 60% max. for F > 10 MHz (See Options & Note 1)
Rise and Fall
8 ns max. for F= 1 MHz - 40 MHz
Times
(TR / TF)
6 ns max. for F> 40 MHz
Output Load
Output Voltage
(VOH)
(VOL)
Start-up Time
(TOSC)
10 ms max.
Output Disable /
Enable Time
(See Note 2)
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
PARAMETERS
ASM
ASMT
ASMH
100 ns max. “1” or Open: Oscillation
VIH >
_ 2.2V
“0”: Output disabled in high impedance (Hi Z) VIL < 0.8V
10TTL
10TTL (for F <
_ 50 MHz) 15 pF (50pF max.)
15 pF
5TTL (for F> 50 MHz)
15 pF (30pF max.
(50 pF max.)
for F > 50 MHz)
0.9 * Vdd min.
2.4 Vdc min.
0.9 * Vdd min.
0.4 Vdc max.
0.1 * Vdd max.
50 pF load
output drive
22355 Abracon CORX 2-29.qxd
3/6/00
6:53 AM
Page 35
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