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参数资料
| 型号： | SM4445TX-FREQ-T500 |
| 厂商： | PLETRONICS INC |
| 元件分类： | XO, clock |
| 英文描述： | CRYSTAL OSCILLATOR, CLOCK, 0.8 MHz - 165 MHz, CMOS OUTPUT |
| 封装： | ROHS COMPLIANT, CERAMIC, LCC-4 |
| 文件页数： | 2/8页 |
| 文件大小： | 112K |
| 代理商： | SM4445TX-FREQ-T500 |
SM44T Series 1.8 V
CMOS Clock Oscillators
September 2008
www.pletronics.com
425-776-1880
2
Part Number:
SM44
45
T
E
X
- 75.0M
-XX
Part Marking:
Packaging code or blank
T250 = 250 per Tape and Reel
T500 = 500 per Tape and Reel
T1K = 1000 per Tape and Reel
PFF.FFF
C YMDxx
Frequency in MHZ
Supply Voltage V
CC
X = 1.8V +
_ 10%
Temperature Range
Blank = Temp. range -10 to +70
oC
E = Temp. range -40 to +85
oC
Series Model
Frequency Stability
45 = +
_ 50 ppm
44 = +
_ 25 ppm
20 = +
_ 20 ppm
Series Model
Marking Legend:
P
= Pletronics
FF.FFF
= Frequency in MHZ
YMD
= Date of Manufacture (year and week, or year-month-day)
All other marking is internal factory codes
Specifications such as frequency stability, supply voltage and operating temperature range, etc. are
not identified from the marking. External packaging labels and packing list will correctly identify the
ordered Pletronics part number.
Codes for Date Code YMD
Code
6
7
8
9
0
1
2
Year
2006
2007
2008
2009
2010
2011
2012
Code
A
B
C
D
E
F
G
H
J
K
L
M
Month
JAN
FEB
MAR
APR
MAY
JUN
JUL
AUG
SEP
OCT
NOV
DEC
Code
123456789
A
B
C
Day
123456789
10
11
12
Code
D
E
F
G
H
J
K
L
M
N
P
R
Day
13
14
15
16
17
18
19
20
21
22
23
24
Code
T
U
V
W
X
Y
Z
Day
25
26
27
28
29
30
31
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