SURFACE MOUNT MICROPROCESSOR CRYSTAL
Page 1 of 3
SERIES R2520
•
FEATURES
•
•
•
COMPACT DESIGN
HIGH ACCURACY
EXCELLENT FOR HIGH DENSITY SURFACE MOUNTING
•
SPECIFICATIONS
PARAMETER
VALUE
12.00 MHz to 80.00 MHz
Fundamental
±50 ppm max
(±10, ±20, ±30ppm available)
±50 ppm max
(±10, ±20, ±30ppm available)
-10°C to +60°C Standard
1
-40°C to +85°C Extended
1
-40°C to +85°C
±2 ppm 1st year max
8 pF to 32 pF or Series
See Table 1
3.5 pF max
100 µW max
±5 ppm max 75 cm drop test
onto a hard wood surface
260°C for 10s max
FREQUENCY RANGE*
MODE OF OSCILLATION
FREQUENCY TOLERANCE AT 25°C
FREQUENCY STABILITY OVER TEMPERATURE*
OPERATING TEMPERATURE RANGE*
STORAGE TEMPERATURE RANGE
AGING
LOAD CAPACITANCE
EQUIVALENT SERIES RESISTANCE
SHUNT CAPACITANCE
DRIVE LEVEL
SHOCK RESISTANCE
REFLOW CONDITIONS
*Not any Combination Frequency-Operating Temperature Range- Stability is available. Please consult factory.
TABLE 1
FREQUENCY
(MHz)
12.000 to 15.999
16.000 to 20.999
21.000 to 30.999
31.999 to 80.000
MODE
FUND
FUND
FUND
FUND
MAX ESR
(Ω)
180
150
100
60
RALTRON ELECTRONICS
▪
10400 N.W. 33
rd
STREET
▪
Miami, Florida 33172
▪
U.S.A.
Telephone: 305-593-6033
▪
Fax: 305-594-3973
▪
e-mail: sales@raltron.com
▪
web site: http://www.raltron.com
SURFACE MOUNT MICROPROCESSOR CRYSTAL
Page 2 of 3
SERIES R2520
◼
PART NUMBERING SYSTEM
TYPE
-
FREQUENCY
-
LOAD CAPACITANCE
-
MODE
-
TOLERANCE/STABLITY
(PPM/PPM)
R2520
-
IN MHz
-
10 TO 32 pF FOR PARALLEL
S FOR SERIES
-
-
TAPE &
REEL
TR
-
Blank FOR < 24.576 MHz
F FOR ≥ 24.576 MHz
-
Blank FOR MAXIMUM
PPMPPM
Example: 1020, 2050
-
-
EXTENDED
TEMPERATURE
Blank FOR STANDARD
EXT FOR EXTENDED
EXAMPLE: R2520-20.000-10-2020-TR
Surface Mount Crystal, 2.5 mm x 2.0 mm package, 20.000 MHz, 10 pF load, ±20 ppm Tolerance, ±20 ppm Stability
over the Operating Temperature from -10°C to +60°C, Tape and Reel packaging
•
MECHANICAL SPECIFICATION
•
CARRIER TAPE DIMENSIONS
NOTE: REFER TO EIA-481 FOR DIMENSIONS
•
PACKAGING
178 mm REEL DIAMETER
8 mm TAPE WIDTH, 4 mm PITCH
QUANTITY: 3000 PIECES PER REEL
IN ACCORDANCE WITH EIA-481
RALTRON ELECTRONICS
▪
10400 N.W. 33
rd
STREET
▪
Miami, Florida 33172
▪
U.S.A.
Telephone: 305-593-6033
▪
Fax: 305-594-3973
▪
e-mail: sales@raltron.com
▪
web site: http://www.raltron.com
SURFACE MOUNT MICROPROCESSOR CRYSTAL
Page 3 of 3
SERIES R2520
•
REFLOW PROFILE
t
P
T
P
Ramp-up
Critical Zone
T
L
to T
P
T
L
T
SMAX
Temp.
[°C]
T
SMIN
t
S
Preheat
t
L
Ramp-down
t[25°C] to Peak
Time [sec]
Reflow profile
Temperature Min Preheat
Temperature Max Preheat
Time (T
SMIN
to T
SMAX
)
Temperature
Peak Temperature
Ramp-up rate
Ramp-down rate
Time within 5°C of Peak Temperature
Time t[25°C] to Peak Temperature
Time
T
SMIN
T
SMAX
t
S
T
L
T
P
R
UP
R
DOWN
t
P
t[25°C] to Peak
t
L
150°C
200°C
60-180 sec.
217°C
260°C
3°C/sec max.
6°C/sec max.
10 sec.
480 sec.
60-150 sec.
•
ENVIRONMENTAL
PARAMETER
MOISTURE SENSITIVITY LEVEL
RoHS
REACH SVHC
HALOGEN-FREE
ESD CLASSIFICATION LEVEL
TERMINATION FINISH
VALUE
1
COMPLIANT
COMPLIANT
COMPLIANT
N/A
Au
July 2020
RALTRON ELECTRONICS
▪
10400 N.W. 33
rd
STREET
▪
Miami, Florida 33172
▪
U.S.A.
Telephone: 305-593-6033
▪
Fax: 305-594-3973
▪
e-mail: sales@raltron.com
▪
web site: http://www.raltron.com
京公网安备 11010802033920号
Copyright © 2005-2026 EEWORLD.com.cn, Inc. All rights reserved
电子工程世界
