R3998 Valpey Fisher, R3998 Datasheet
R3998
Manufacturer Part Number
R3998
Description
Manufacturer
Valpey Fisher
Datasheet
1.R3998.pdf
(3 pages)
5 x 7mm Surface Mount
Commercial: 0 TO 70ºC
FIXED/TRISTATE, 1.544 MHz to 105 MHz
FEATURES
TYPICAL APPLICATIONS
Millimeters are shown in ( ).
•
•
•
•
•
•
•
•
International Sales: + 1.914-712-2200
Jitter from positive edge to positive edge is 6 ps RMS maximum, ensuring stable data transmission
Stability options of ±100 ppm and ±50 ppm
45/55 symmetry is standard
Guaranteed start-up with ramping DC Supply
Start up time less than 5 ms
Tristate option available
Very low power when tristated
Telecom and data networking applications that require low jitter, including:
– DSL
– Gigabit ethernet
– Fibre Channel
– VoIP
SUGGESTED PC PADS
0.200
(5.1)
0.071 (1.8) SQ.
0.165
(4.2)
CRYSTAL
OSCILLATORS
HCMOS/TTL 5V
“R” Package
Marking
is shown
on top
PAD 1
(dot)
PAD 4
( V
DD
)
•
USA Sales: +1.800.331.1236
PAD 1
053, (1.4)
Max
0.303 (7.7)
Maximum
0.200 ± .005
(5.1)
PAD 2 (GND)
PAD 3 (OUTPUT)
0.205, (5.2)
Maximum
.075 (1.9)
Maximum
.053, (1.4)
Maximum
ELECTRONICS
10 Commerce Dr • New Rochelle NY 10801
•
Fax: 914.712.2290
1 of 3
•
www.mfelectronics.com
Recommended Reflow Soldering Profile
CONNECTIONS
230
200
160
140
100
PAD 1
PAD 2
PAD 3
PAD 4
Description
MF Electronics R-Series surface mount
(SMD) oscillators provide clock wave-
forms needed to clock standard HCMOS
or TTL circuits.
min.
sec
30
SURFACE MOUNT
R model
R1280, R1281,
R1282, R1286,
R1288, R1289
R1991, R1992,
R1998, R1999
Fixed Output
NOT USED
Models
•
Ground and Case
Output
+5V, V
100 sec
email:sales@mfelectronics.com
50 to
DD
Time (sec)
Floating or “1”: Oscillator runs
Ground or “0”: Disable or Tristate
Tristate Models
min.
sec
20
R3290, R3291,
R3292, R3296,
R3298, R3299
R3991, R3992,
R3998, R3999
50 sec
30 to
min.
sec
20
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R3998 Summary of contents
Page 1
... Output PAD 4 +5V 230 200 160 140 100 sec 100 sec min. Time (sec) Recommended Reflow Soldering Profile • www.mfelectronics.com • email:sales@mfelectronics.com R3290, R3291, R3292, R3296, R3298, R3299 R3991, R3992, R3998, R3999 sec 50 sec sec min. min. ...
Page 2
... Code MRXXYY 125.00 Pin 1 Frequency • www.mfelectronics.com • email:sales@mfelectronics.com R3290, R3291, R3292, R3296, R3298, R3299 R3991, R3992, R3998, R3999 Frequency Stability ±100 ppm ±25 ppm ±50 ppm ±20 ppm ±32 ppm Frequency Stability ±100 ppm ±25 ppm ±50 ppm ±20 ppm ...
Page 3
... MF Electronics, the sale of this and all MF Electronics products are subject to terms and conditions set forth at www.mfelectronics.com/terms • www.mfelectronics.com • email:sales@mfelectronics.com R3290, R3291, R3292, R3296, R3298, R3299 R3991, R3992, R3998, R3999 /2 DD Y-OUTPUT 350 MHz SCOPE COUNTER ...