Pl tronics, Inc.
.
19013 36th Ave. W, Suite H Lynnwood, WA 98036 USA
Manufacturer of High Quality Frequency Control Products
P1145-3S, P1145-HC 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
Operating Temperature Range
Supply Voltage (Vcc)
Symmetry (Duty Cycle)
Logic Levels
± 50 PPM, ± 25 PPM, ± 20 PPM over Operating Temperature Range
°
0 to +70 C is standard, but can be extended to - 40 to +85°C for certain frequencies
5.0 volts and 3.3 volts available
40/60 to 60/40% is standard, but 45/55% at 50% of Vcc is also available (see Waveform 1)
Logic “1” 90% of Vcc MIN; Logic “0” 10% of Vcc MAX
Output Load
Ringing Noise
Standard load is 15pF maximum, see Test Circuit 3 or 1 (consult factory for heavier loads)
Depends on frequency and output load. See EMI application note
-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”.
Max. Supply Current
Icc (mA) w/ 15pF load
Rise and Fall Time
Frequency Range
(MHz)
Tr & Tf (nS) w/ 15pF load
3.3V
5.0V
Typical
3.0
Maximum
4.0
–
0.650 10.000
7
10
–
10.001 25.999
10
15
20
25
20
25
30
35
2.5
2.5
2.5
2.5
3.5
3.5
3.5
3.5
–
26.000 34.999
–
35.000 50.000
–
50.001 69.999
Part Numbering Guide
Portions of the part number that appear after the frequency may not be marked on part (C of C provided)
P11 45 - 3S V - 60.0M - 30 - SMD - XXX (Internal Code or blank)
Packaging
Tube or on Pads,
SMD: Bulk
Surface Mount Option
Series
Non-Std Output Load: Blank = 15 pF max, 30 = 30 pF max,
Frequency Stability
50 = 50 pF max
Frequency in MHz
Special Specifications (choose all that apply)
45 = ± 50 PPM
44 = ± 25 PPM
20 = ± 20 PPM
°
Blank: Std Specs (5.0V ± 10%, 0 to +70 C, 40/60% Sym)
°
E: Extended Operating Temperature Range (- 40 to +85 C)
Model
-3S with E/D
-HC no E/D
N: Lower Ringing Noise
S: 45/55% Symmetry at 50% of Vcc
V: Supply Voltage of 3.3 volts ± 10%
Consult factory for available frequencies and specs. Not all options available for all frequencies. A special part number may be assigned.
Frequency Stability is inclusive of frequency shifts due to calibration, temperature, supply voltage, shock, vibration and load
inches (mm)
Surface Mount
Mechanical:
not to scale
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.
.820 (20.84) MAX
.200 (5.08)
MAX
.247 (6.28)
MAX
.767 (19.49)
.600 (15.24)
.807 (20.5) MAX
PLETRONICS
.600 (15.24)
14
.031 (0.8)
Vcc
OUT
8 8
14 14
8
7
8
7
7
14
1
.020
(.51)
1
1
1
7
GND
-3S Pin 1 = E/D
-HC Pin 1 = N.C.
.200 (5.08) TYP
.250 (6.35) MAX
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.
July 2002
(425) 776 -1880, Fax: (425) 776-2760, ple-sales@pletronics.com, www.pletronics.com
18
Pl tronics, Inc.