MICROPROCESSOR CRYSTAL HC-49/US LOW PROFILE
FEATURES
EXCELLENT CLOCK SIGNAL GENERATOR FOR CPU’s
AVAILABLE IN EXTENDED TEMPERATURE RANGE
LOW PROFILE SURFACE MOUNT
SPECIFICATIONS
FREQUENCY RANGE
MODE OF OSCILLATION
FREQUENCY TOLERANCE AT 25°C
FREQUENCY STABILITY OVER TEMPERATURE RANGE
OPERATING TEMPERATURE RANGE
STORAGE TEMPERATURE RANGE
AGING
LOAD CAPACITANCE
EQUIVALENT SERIES RESISTANCE (ESR)
DRIVE LEVEL
REFLOW CONDITIONS
FUNDAMENTAL
THIRD OVERTONE
3.20 MHz TO 70.00 MHz
3.20 MHz TO 40.320 MHz
24.576 MHz TO 70.00 MHz
±30 PPM TYPICAL
±50 PPM MAXIMUM
±50 PPM TYPICAL
±100 PPM MAXIMUM
-20º C TO +70º C STANDARD
-40º C TO +85º C EXTENDED
-55º C TO +125º C
±5 PPM PER YEAR MAXIMUM
10 pF TO 32 pF OR SERIES
SEE TABLE
0.1 mW TYPICAL
260º C FOR 10 s MAXIMUM
SERIES AS-SMD
TYPICAL FREQUENCIES AND ESR CHARACTERISTICS
FREQUENCY
(MHz)
3.579545
3.6864
4.000
4.032
4.096
4.194304
4.433619
4.9152
5.0688
6.000
6.144
6.176
7.15909
7.3728
7.680
8.000
ESR MAX
(OHM)
180
150
130
130
130
130
130
130
100
80
80
80
70
70
70
60
MODE
FUND
FUND
FUND
FUND
FUND
FUND
FUND
FUND
FUND
FUND
FUND
FUND
FUND
FUND
FUND
FUND
FREQUENCY ESR MAX
(MHz)
(OHM)
8.064
60
8.192
60
8.6436
60
9.600
60
9.8304
60
10.000
50
10.240
50
10.244
50
10.245
50
11.000
50
11.0592
50
11.2896
50
12.000
50
12.288
50
12.800
50
14.31818
50
MODE
FUND
FUND
FUND
FUND
FUND
FUND
FUND
FUND
FUND
FUND
FUND
FUND
FUND
FUND
FUND
FUND
FREQUENCY
(MHz)
14.7456
16.000
16.000312
16.384
19.6608
20.000
24.000
24.576
27.000
28.63636
29.000
32.000
32.768
36.000
40.000
40.320
ESR MAX
(OHM)
50
40
40
40
40
40
40
40/80
40/80
40/80
40/70
40/70
40/70
40/70
40/70
40/70
MODE
FUND
FUND
FUND
FUND
FUND
FUND
FUND
FUND/3OT
FUND/3OT
FUND/3OT
FUND/3OT
FUND/3OT
FUND/3OT
FUND/3OT
FUND/3OT
FUND/3OT
FREQUENCY ESR MAX
(MHz)
(OHM)
47.920
70
48.000
70
50.688
70
52.416
70
56.448
70
60.000
70
70.000
70
MODE
3OT
3OT
3OT
3OT
3OT
3OT
3OT
PART NUMBERING SYSTEM
HOLDER TYPE
-
AS HC-49 SHORT
IN MHz
FREQUENCY
-
LOAD CAPACITANCE
10 TO 32 pF FOR PARALLEL
S FOR SERIES
-
MODE*
F
FUNDAMENTAL
3OT THIRD OVERTONE
-
TOLERANCE/STABILITY**
(PPM/PPM)
EXAMPLES: 1020, 1010
-
EXTENDED
TEMPERATURE
-
EXT
CONFIGURATION
-
SMD SMD TYPE
HEIGHT**
STD 4.6 mm (STANDARD)
-
H32 3.2 mm (CUSTOM)
H30 3.0 mm (CUSTOM)
H25 2.5 mm (CUSTOM)
TAPE AND REEL
TR
* ONLY FOR FREQUENCIES OVER 24.576 MHz
** INCLUDED IN THE PART NUMBER ONLY IF DIFFERENT FROM THE STANDARD.
EXAMPLES: AS-10.000-20-F-SMD-TR, AS-32.000-18-3OT-1010-EXT-SMD-H30-TR
NOTE: QUANTITIES UNDER 1,000 PIECES ARE SHIPPED IN BULK.
Raltron Electronics Corporation 10651 NW 19th St. Miami, Florida 33172 U.S.A.
Tel: 305-593-6033 Fax: 305-594-3973 e-mail: sales@raltron.com Internet: http://www.raltron.com
MICROPROCESSOR CRYSTAL HC-49/S LOW PROFILE
OUTLINE DRAWING
MARKING
AREA
SERIES AS-SMD
0.65 TYP
0.026 TYP
10.30 MAX
0.406 MAX
3.80 MAX
0.150 MAX
“H”
0.75 ± 0.25
0.030 ± 0.010
0.38 MIN
0.015 MIN
HEIGHT "H" (MAXIMUM)
STD
4.6 mm/.181 in
H32
3.2 mm/.126 in
H3
3.0 mm/.118 in
H25
2.5 mm/.100 in
12.0 MAX
0.472 MAX
13.50 MAX
0.531 MAX
RECOMMENDED SOLDER PATTERN
4.80 MAX
0.189 MAX
5.5
.217
4.0
.16
5.5
.217
CARRIER TAPE DIMENSIONS
330 mm REEL DIAMETER
24 mm TAPE WIDTH
12 mm PITCH
1000 PIECES PER REEL
Ø1.5 DIA
Ø.059 DIA
1.75
.069
11.5
.453
24.0
.945
5.5
.217
4.0
.157
12.0
.472
REFLOW SOLDERING PROFILE
Raltron Electronics Corporation 10651 NW 19th St. Miami, Florida 33172 U.S.A.
Tel: 305-593-6033 Fax: 305-594-3973 e-mail: sales@raltron.com Internet: http://www.raltron.com
2.0
.08
stm32/stm8
京公网安备 11010802033920号
Copyright © 2005-2026 EEWORLD.com.cn, Inc. All rights reserved
电子工程世界
