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參數資料
| 型號： | SQ3344DS-70MHZ |
| 英文描述： | Crystal Oscillator |
| 中文描述： | 晶體振蕩器 |
| 文件頁數： | 1/2頁 |
| 文件大小： | 83K |
| 代理商： | SQ3344DS-70MHZ |
Telephone: (425) 776-1880, Fax: (425) 776-2760, e-mail: ple-sales@pletronics.com
O14A
HIGH FREQUENCY THRU-HOLE SERIES
n
CMOS COMPATIBLE
WITH
TRI-STATE OUTPUT
n
THRU-HOLE OSCILLATORS IN METAL PACKAGE AVAILABLE IN
14-PIN/ FULL SIZE
(P1100-3SD)
OR 8-PIN/ HALF SIZE
(SQ3300D)
n
3
RD
OVERTONE CRYSTAL USED
n
LOW JITTER (SEE TABLE NEXT PAGE)
S T A ND A R D S P E C IF IC A T IO NS :
Frequency Range
70.000 MHz – 160.000 MHz
(Consult factory for specific available frequencies)
Frequency Stability over Operating
Temperature Range
Operating Temperature Range
Input Voltage (Vcc)
Symmetry (Duty Cycle)
(See next page for definition.)
Input Current (Icc) & Rise and Fall Time (Tr
& Tf) & Jitter
Logic “1” & Logic “0” (See next page)
±
50 PPM is standard, but
±
25 PPM is also available.
0 - 70
°
C is standard, but can be extended to -40 to +85
°
C.
5 Volt
±
10% is standard, but 3.3 Volt
±
10% also available.
40/60 - 60/40% is standard, but 45/55% symmetry at 50% of Vcc
is also available.
Depends on frequency and output load. See next page.
90% of Vcc MIN.; 10% of Vcc MAX.
Normal output when pin #1 is open (no connection);
Normal output when pin #1 is at logic “1”;
High-impedance output when pin #1 is at logic “0”.
Can drive up to 50pF load
(P11) 50 parts per pad, (SQ) 70 parts per pad, 10 pads per bundle
Tri-state Output
Output Load
Packaging (mounted on ESD pads)
P A R T NU MB E R ING G U ID E :
n
The Pletronics part number for this third overtone oscillator series consists of the following 4
elements:
1. Model Number Series:
P1145-3SD: 14-Pin (Full Size) Thru-Hole;
SQ3345D: 8-Pin (Half Size) Thru-Hole
2. Overall Frequency Stability over Operating Temperature Range:
P1145-3SD:
±
50 PPM;
P1144-3SD:
±
25 PPM
3. Optional Alphabet Designator for Special Requirement:
P1145-3SD: standard specifications;
P1145-3SDE: operating temperature range of -40 to +85
°
C;
P1145-3SDS: 45/55% symmetry at 50% of Vcc (CMOS);
P1145-3SDV: operates at Vcc = 3.3V
(There are other alphabet designators not listed here.)
4. Frequency of Operation in MHz
EXAMPLES: P1145-3SDV-70.000MHz; SQ3344DE-70.000MHz, SQ3345DS-70.000MHz
n
When customer’s requirements are non-standard, a special engineering part number will be assigned.
(continued)
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