Pl tronics, Inc.
.
19013 36th Ave. W, Suite H Lynnwood, WA 98036 USA
Manufacturer of High Quality Frequency Control Products
Tight Tolerance Series
Full Size, Half Size or Leadless Surface Mount Clock Oscillator
CMOS with Enable/ Disable,
±15 PPM over Operating Temperature Range
Economic Alternative to TCXOs for Certain Applications
Standard Specifications
Overall Frequency Stability
Operating Temperature Range
Supply Voltage (Vcc)
Symmetry (Duty Cycle)
Logic Levels
Output Load
Ringing Noise
Supply Current (Icc)
Rise and Fall Time (Tr & Tf)
Enable/Disable Option (E/D)
SQ3
315
P11
15-3
S
B
15
11
SM
First Year Aging Rate of
±
3 PPM with
±
1 PPM per Year Thereafter at 25
°
C
±
5%
1.500 MHz
–
69.999 MHz
± 15 PPM over Operating Temperature Range
-
40 to +85
°
C or 0 to +70°C available
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
Standard load is 15 pF (typ. 1 ASIC) maximum, see Test Circuit 3 (consult factory for
heavier
loads)
Depends on frequency and output load. See EMI application note
Depends on frequency and output load. See SQ3345 Series specification
Depends on frequency and output load. See SQ3345 Series specification
Output enabled when Pin #1 is open or at Logic “1”; Output disabled when Pin #1 is at Logic “0”.
Part Numbering Guide
Portions of the part number that appear after the frequency may not be marked on part (C of C provided)
P1115 - 3S
Packaging
Thru-Hole: Tubes or on Pads,
Surface Mount: Tubes or
24mm tape
16mm pitch
E -- 60.0M - 30 - XXX
(Internal Code or blank)
Model
P1115-3S (Full Size)
SQ3315 (Half Size)
SM1115B (Surface Mount)
Non-Std Output Load
Blank = 15 pF max, 30 = 30 pF max, 50 = 50 pF max
Frequency in MHz
Special Specifications (choose all that apply)
Blank: 5.0V
± 10%,
0 to +70
°
C, 40/60% Symmetry
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%
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
Mechanical: inches (mm)
P1115-3S
.250 (6.35) MAX
.250 (6.35) MAX
.200 (5.08)
MAX
.020
(.51)
.600 (15.24)
E/D
.300 (7.62)
1
7
.500 (12.7) MAX
GND
.031 (0.8)
not to scale
SQ3315
.236 (6.0)
MAX
.020
(.51)
.300 (7.62)
.492 (12.5) MAX
E/D
.300 (7.62)
1
4
.400 (10.16) MAX
GND
.031 (0.8)
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.
SM1115B
.560 (14.23) MAX
E/D
1
GND
2
For Best Performance,
Do NOT allow any traces other
than ground under oscillators
(Even in buried layers)
Solder Pads
.12
(3.0) .23 (5.8)
4
3
.05
(1.3)
1
2
14
Vcc
8
OUT
8
Vcc
5
OUT
4
3
OUT
Vcc
.200 (5.08)
.807 (20.5) MAX
.15 (3.8)
Jan 2003
.492 (12.5) MAX
Pl tronics, Inc.
(425) 776 -1880, Fax: (425) 776-2760, ple-sales@pletronics.com, www.pletronics.com
22
±
15 PPM TCXO Alternative
Page 22
.195 (4.95) MAX
嵌入式系统
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