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參數資料
| 型號： | P1145-3SE-FREQ4-SMD |
| 廠商： | PLETRONICS INC |
| 元件分類： | XO, clock |
| 英文描述： | CRYSTAL OSCILLATOR, CLOCK, 35 MHz - 50 MHz, CMOS OUTPUT |
| 文件頁數： | 1/1頁 |
| 文件大小： | 51K |
| 代理商： | P1145-3SE-FREQ4-SMD |
P1145-3S, P1145-HC CMOS Series
Full Size (14 Pin DIP) Metal Clock Oscillator
P1145-3S: CMOS with Enable/ Disable, P1145-HC without E/D
Lower Ringing Noise Option Available to Reduce EMI
Available in Thru-Hole or Surface Mount Configuration
650 kHz – 69.999 MHz
Standard Specifications
Overall Frequency Stability
± 50 PPM, ± 25 PPM, ± 20 PPM over Operating Temperature Range
Operating Temperature Range
0 to +70°C is standard, but can be extended to - 40 to +85°C for certain frequencies
Supply Voltage (Vcc)
5.0 volts and 3.3 volts available
Symmetry (Duty Cycle)
40/60 to 60/40% is standard, but 45/55% at 50% of Vcc is also available (see Waveform 1)
Output Load
-3S: Enable/Disable Option (E/D) Output enabled when Pin #1 is open or at Logic “1”; Output disabled when Pin #1 is at Logic “0”.
Rise and Fall Time
Frequency Range
(MHz)
Typical
Maximum
0.650 – 10.000
7
10
3.0
4.0
10.001 – 25.999
10
20
2.5
3.5
26.000 – 34.999
15
25
2.5
3.5
35.000 – 50.000
20
30
2.5
3.5
Part Numbering Guide
Model
Frequency Stability
45 = ± 50 PPM
44 = ± 25 PPM
Frequency in MHz
Special Specifications (choose all that apply)
P11 45 - 3S
V - 60.0M - 30 - SMD - XXX (Internal Code or blank)
Consult factory for available frequencies and specs. Not all options available for all frequencies. A special part number may be assigned.
Blank: Std Specs (5.0V ± 10%, 0 to +70 C, 40/60% Sym)
E: Extended Operating Temperature Range (- 40 to +85 C)
N: Lower Ringing Noise
S: 45/55% Symmetry at 50% of Vcc
V: Supply Voltage of 3.3 volts ± 10%
°
50.001 – 69.999
25
35
2.5
3.5
Frequency Stability is inclusive of frequency shifts due to calibration, temperature, supply voltage, shock, vibration and load
Surface Mount Option
Mechanical:
not to scale
inches (mm)
Surface Mount
(425) 776 -1880, Fax: (425) 776-2760, ple-sales@pletronics.com, www.pletronics.com
16
Jun 2004
Solder pad layout may use any combination of pins 1, 7, 8 & 14 shown.
Recommended pad size is .12 (3.1) x .07 (1.8) typical.
Pl tronics, Inc.
0.807 (20.5) MAX
PLETRONICS
0.500
(12.7)
MAX
0 .247 (6.28)
MAX
0 .200 (5.08)
MAX
0.600 (15.24)
0.300
(7.62)
1
7
14
8
-3S Pin 1 = E/D
-HC Pin 1 = N.C.
Vcc
OUT
GND
0.031 (0.8)
0.560
(14.23)
MAX
0.300
(7.62)
0.200 (5.08) TYP
1
14
8 8
8
7
0.250 (6.35) MAX
0.020
(.51)
0.820 (20.84) MAX
0.767 (19.49)
0.600 (15.24)
Standard load is 15pF (typ. 1 ASIC) maximum, see Test Circuit 3 or 1 (consult factory for heavier loads)
Tr & Tf (nS) w/ 15pF load
Packaging
Tube or on Pads,
SMD: Bulk
Solder pad layout may use any combination of pins 1, 7, 8 & 14 shown.
Recommended pad size is .12 (3.1) x .07 (1.8) typical.
0.807 (20.5) MAX
0.500
(12.7)
MAX
0 .247 (6.28)
MAX
0 .200 (5.08)
MAX
0.600 (15.24)
0.300
(7.62)
1
7
14
8
0.031 (0.8)
0.560
(14.23)
MAX
0.300
(7.62)
0.200 (5.08) TYP
1
14
8 8
8
7
0.250 (6.35) MAX
0.020
(.51)
0.820 (20.84) MAX
0.767 (19.49)
0.600 (15.24)
Due to part size and factory abilities, part marking may vary from lot to lot and may contain our part number or an internal code.
Non-Std Output Load: Blank = 15 pF max, 30 = 30 pF max
Logic Levels
Logic “1” 90% of Vcc MIN; Logic “0” 10% of Vcc MAX
20 = ± 20 PPM
Pl tronics, Inc.
19013 36th Ave. W, Suite H Lynnwood, WA 98036 USA
Manufacturer of High Quality Frequency Control Products
.
-3S with E/D
-HC no E/D
Series
Portions of the part number that appear after the frequency may not be marked on part (C of C provided)
Max. Supply Current
Icc (mA) w/ 15pF load
3.3V
5.0V
Due to part size and factory abilities, part marking may vary from lot to lot
and may contain our part number or an internal code.
THRU HOLE
- SMD
Ringing Noise
Depends on frequency and output load. See EMI application note
CMOS
<
80
MHz
Page
11A
-
16
PLE
P3SXESV
30.000M
YYWWXX
PLE
P11XX-3SESV
30.000M
YYWWXX
Marking Examples and Explanation
PLE = Pletronics
SQ3 = Model Code
X = Frequency Stability
ESV = Applicable Specs (some internal)
Frequency in MHz
YWWX = Date Code
New
Old
1
E/D
7
GND
8
OUT
14
Vcc
PIN
SIGNAL
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