CRYSTAL
OSCILLATORS
HCMOS/TTL 5V
SURFACE MOUNT
T package
5 x 7 mm Surface Mount
Commercial: 0º to 70ºC
FIXED FREQUENCY, 1KHz to 175 MHz
TRISTATE, 14 KHz to 175 MHz
FEATURES
•
Fixed frequency or Tristate
•
Very low power when tristated
•
Frequency from 1 KHz to 175 MHz
•
Start up time less than 5 ms
•
Stability options from ±100 ppm to ±20 ppm
•
Guaranteed start-up with ramping DC Supply
•
45/55 symmetry available
TYPICAL APPLICATIONS
•
Any surface mount PCB that requires a standard HCMOS/TTL 5V clock, including microprocessors
and microcontrollers.
CONNECTIONS
Fixed Output
Models
0.071 (1.8) SQ.
Marking
is shown
on marking
spec
T1280,
T1282,
T1288,
T1991,
T1998,
T3290,
T3292,
T3298,
T3991,
T3998,
T1281,
T1286,
T1289
T1992,
T1999
T3291,
T3296,
T3299
T3992,
T3999
Description
MF Electronics T-series surface mount
(SMD) oscillators provide clock wave-
forms needed to clock standard HCMOS
or TTL circuits.
Tristate Models
Floating or “1”: Oscillator runs
Ground or “0”: Disable or Tristate
PAD 1
0.193
±
.007
(5.0)
NOT USED
0.165
(4.2)
PAD 2
PAD 3
Ground and Case
Output
+5V, V
DD
0.200
(5.1)
SUGGESTED PC PADS
PAD 1
0.274
±
.007
(7.0)
.075 (1.9)
.067 (1.7)
PAD 4
PAD 1
PAD 2 (GND)
Millimeters are shown in ( ).
PAD 4
( V
DD
)
.048
±
.003
(1.0)
0.200
±
.005
(5.1)
PAD 3 (OUTPUT)
.045
±
.008
(1.1)
230
200
Temperature
of pad (…C)
160
140
100
“T” Package
30
sec
min.
50 to
100 sec
20 30 to 20
sec 50 sec sec
min.
min.
Time (sec)
Recommended Reflow Soldering Profile
ELECTRONICS
10 Commerce Dr • New Rochelle NY 10801
International Sales: +1.914-712-2200
•
USA Sales: +1.800.331.1236
•
Fax: 914.712.2290
•
www.mfelectronics.com
•
email:sales@mfelectronics.com
1 of 3
CRYSTAL OSCILLATORS
HCMOS/TTL 5V
5 x 7 mm Surface Mount
Commercial: 0º to 70ºC
FIXED FREQUENCY, 1 KHz to 175 MHz
TRISTATE, 14 KHz to 175 MHz
SURFACE MOUNT
T package
T1280,
T1282,
T1288,
T1991,
T1998,
T3290,
T3292,
T3298,
T3991,
T3998,
T1281,
T1286,
T1289
T1992,
T1999
T3291,
T3296,
T3299
T3992,
T3999
ELECTRICAL SPECIFICATIONS
Frequency Range
Fixed Output
1 KHz to 175 MHz
Tristate
14 KHz to 175 MHz
Frequency Stability
Includes calibration at 25°C, operating temperature,
change of input voltage, change of load, shock and
vibration.
Input Voltage
Input Current
3 M to 10 MHz
10.1 to 20 MHz
20.1 to 30 MHz
30.1 to 50 MHz
50.1 to 67 MHz
67.1 to 125 MHz
Output Levels
“0” Level, sinking 16 mA
“1” Level,
TTL
CMOS, sourcing 8 mA
Rise and Fall Times
TTL, from 0.8 to 2.4V
HCMOS, 15 pf, 20 to 80%
1 KHz to 75 MHz
75.1 to 175 MHz
HCMOS, 30 pf, 20 to 80%
1 KHz to 125MHz
HCMOS, 50 pf, 20 to 80%
1KHz to 75 MHz
Jitter
from positve edge to positive edge
Symmetry
10 TTL, @ 1.4V
Depending on model
HCMOS, @ 50% V
DD
Depending on model
Aging
First year
After first year
45/55
MIN
4.50
TYP
5.0
6
10
11
16
20
25
MAX
5.50
10
13
15
22
30
35
0.4
2.4
V
DD
-.4
4.6
UNITS
volts
mA
mA
mA
mA
mA
mA
volts
volts
volts
4
4
2
6
6
100
ns
ns
ns
ns
ns
ps RMS
FIXED OUTPUT
40/60 Symmetry
45/55 Symmetry
Frequency
Stability
±100 ppm
±25 ppm
±50 ppm
±20 ppm
±32 ppm
Marking
Marking
MODEL Letter ID* MODEL Letter ID*
T1280
T1281
T1282
T1288
T1289
A
O
B
BF
BJ
T1286
T1991
T1992
T1998
T1999
AM
BB
BD
BH
BK
TRISTATE
40/60 Symmetry
45/55 Symmetry
Frequency
Stability
±100 ppm
±25 ppm
±50 ppm
±20 ppm
±32 ppm
Marking
Marking
MODEL Letter ID* MODEL Letter ID*
T3290
T3291
T3292
T3298
T3299
C
P
D
BE
BI
T3296
T3991
T3992
T3998
T3999
AN
BA
BC
BG
BL
2.4
2.5
1.5
4.0
4.0
* See Marking Specification
MARKING SPECIFICATION
The format for the marking is:
MF Electronics Model
T Oscillator
Code
Date
Code
40/60
percent
or 45/55
or
percent
45/55
40/60
percent
or 45/55
or
percent
Pin 1
MTXXYY
125.00
Frequency
3
1
ppm
ppm/yr
Input Requirements for Pin 1.:
“1”: On – Pin 1 may float or 2.4V min., sourcing 400 microAmp
“0”: Disable or Tristate – Pin 1 requires 0.4V, sinking 400 microAmp
ELECTRONICS
10 Commerce Dr • New Rochelle NY 10801
International Sales: +1.914-712-2200
•
USA Sales: +1.800.331.1236
•
Fax: 914.712.2290
•
www.mfelectronics.com
•
email:sales@mfelectronics.com
2 of 3
CRYSTAL OSCILLATORS
HCMOS/TTL 5V
5 x 7 mm Surface Mount
Commercial: 0º to 70ºC
FIXED FREQUENCY, 1 KHz to 175 MHz
TRISTATE, 14 KHz to 175 MHz
SURFACE MOUNT
T package
T1280,
T1282,
T1288,
T1991,
T1998,
T3290,
T3292,
T3298,
T3991,
T3998,
T1281,
T1286,
T1289
T1992,
T1999
T3291,
T3296,
T3299
T3992,
T3999
ENVIRONMENTAL SPECIFICATIONS
Temperature — All models
Operating
0º to 70°C
Storage
-55º to +125°C
Shock
– 1000 Gs, 0.35 ms, 1/2 sine wave, 3 shocks in each plane
Vibration
– 10-2000 Hz of .06" d.a. or 20 Gs, whichever is less
Humidity
– Resistant to 85° R.H. at 85°C
MECHANICAL SPECIFICATIONS
Leak
– MIL STD 883, Method 1014, condition A1
Case
– Hermetically sealed package
Pads
– 60 microinch of gold over nickel
Marking
– Epoxy ink or laser engraved
Resistance to Solvents
– MIL STD 202, Method 215
“I”
LEVEL
T
F
T
R
V
DD
–.4V
50%
Fig. 1 T3290-14M with 50pf load
Duty Cycle is 48.2% at V
DD
/2
“O”
LEVEL
40-60%
CMOS
100%
40-60%
TTL
at 1.4V
PAD 1.
CONTROL VOLTAGE
V
DD
+5V
Power
Supply
0.1 MF
GND
7
8
1.4V
0.4V
FET PROBE
350 MHz
SCOPE
14
Y-OUTPUT
MA
1
LOAD
COUNTER
WAVEFORMS
To adapt Fet probe to receptacle
use Tektronix Part #103-0164-00
To connect output to scope use
use Tektronix Part #131-0258-00 (receptacle)
TEST CIRCUIT
HOW TO ORDER
For Part Number, put package type before model number,
and add frequency in MHz, for example:
T
3292 - 50M
“T” is SMD
“T” package
“3292”
is model
type
“50 M”
frequency
in MHz
SS#
T1280
Rev.
A
ELECTRONICS
10 Commerce Dr • New Rochelle NY 10801
Unless customer-specific terms and conditions
are signed by an officer of MF Electronics, the
sale of this and all MF Electronics products are
subject to terms and conditions set forth at
www.mfelectronics.com/terms
International Sales: +1.914-712-2200
•
USA Sales: +1.800.331.1236
•
Fax: 914.712.2290
•
www.mfelectronics.com
•
email:sales@mfelectronics.com
3 of 3
Analog electronics
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