A Series Crystal
HC-49/U Thru-Hole Crystal
RoHS Compliant Available
Wide Frequency Range
AT Cut
Resistance Weld
Frequency Range
Frequency Tolerance / Stability
Operating Temperature Range
Storage Temperature
Aging
Shunt Capacitance
Load Capacitance
Equivalent Series Resistance
Mode of Operation
Drive Level
1.8432MHz to 160.000MHz max
(See Part Number Guide for Options)
(See Part Number Guide for Options)
-55°C to +125°C
±5ppm / first year Max
7pF Max
20pF Standard
(See Part Number Guide for Options)
See ESR Chart
Fundamental, 3
rd
OT or 5
th
OT
2mW Max
Environmental & Mechanical Detail
Shock
Solderability
Solvent Resistance
Vibration
Gross Leak Test
Fine Leak Test
MSL
MIL-STD-883, Method 2002 Cond B
MIL-STD-883, Method 2003
MIL-STD-202, Method 215
MIL-STD-883, Method 2007, Cond A
MIL-STD-883, Method 1014, Cond C
MIL-STD-883, Method 1014, Cond A2
Level 1 per IPC/JEDEC J-STD 20
Marking Detail
Line 1: MXX.XXX
XX.XXX = Frequency in MHz
Line 2: SYMCCL
S = Internal Code
YM = Date Code (Year/Month)
CC = Crystal Parameters Code
L = Denotes RoHS Compliant
MMD Monitor/Quartztek
30400 Esperanza, Rancho Santa Margarita, CA, 92688
Phone: (949) 709-5075, Fax: (949) 709-3536,
www.mmdcomp.com
Sales@mmdcomp.com
Revision:
Specifications subject to notice without notice
08/14/13 J
Pg 1 of 3
ESR Chart
Frequency Range
1.8432MHz to 1.999MHz
2.000MHz to 2.399MHz
2.400MHz to 2.999MHz
3.000MHz to 3.199MHz
3.200MHz to 3.499MHz
3.500MHz to 3.599MHz
3.600MHz to 3.999MHz
4.000MHz to 4.999MHz
5.000MHz to 5.999MHz
6.000MHz to 40.000MHz
24.000MHz to 75.000MHz
75.001MHz to 160.000MHz max
ESR (Ohms)
800 Max
550 Max
350 Max
250 Max
200 Max
150 Max
120 Max
100 Max
70 Max
40 Max
40 Max
100 Max
Mode / Cut
Fund / AT
Fund / AT
Fund / AT
Fund / AT
Fund / AT
Fund / AT
Fund / AT
Fund / AT
Fund / AT
Fund / AT
3
rd
OT / AT
5
th
OT /AT
Part Number Guide
A
H C-49 /U
Frequ en cy
R oH S C om pliant
Blank = N ot Com pliant
F = Is Com pliant
Load C ap acitance
S = Series
20 = 20pF (Standard)
XX = XXpF (8pF to 50pF)
A
B
C
D
E
N
Tem peratu re
Toleran ce/Stability*
= ± 50 ppm / ± 100 ppm
= ± 30 ppm / ± 50 ppm
= ± 15 ppm / ± 30 ppm
= ± 10 ppm / ± 15 ppm
= ± 50 ppm / ± 50 ppm
= ± 10 ppm / ± 10 ppm
M ode of O peration
1 = Fundam ental
3 = 3rd O vertone
5 = 5th O vertone
O perating Tem perature
A = 0°C to + 70°C
B = -20°C to + 70°C
C = -40°C to + 85°C **
Value A dd ed O ption s
Blank = N o Added O ptions
I = M ylar Insulator Tab
L = 3rd Lead (Top of Can)
3 = 3 Lead Base
CLXXX = Cut Leads
XXX = Lead Length Code
* Please consult w ith M M D sales departm ent for any other param eters or options.
** N ot all Frequency Tolerance/Stability options available at this tem perature range.
Mechanical Details
13.46 [.530]
M AX
12 M M M in
4.70 [.185]
M AX
M XX.XXX
SYM CCL
0.43 [.017]
4.88 [.192]
D IM EN SIO N S IN BR ACKETS ARE IN IN CH ES
11.20 [.441]
M AX
MMD Monitor/Quartztek
30400 Esperanza, Rancho Santa Margarita, CA, 92688
Phone: (949) 709-5075, Fax: (949) 709-3536,
www.mmdcomp.com
Sales@mmdcomp.com
Revision:
Specifications subject to notice without notice
08/14/13 J
Pg 2 of 3
3rd Lead (Top of Can)
13.20 [0.520]MAX
0.43 [0.017]
±0.05 [±.002]
Note:This
drawing is intended for lead
dimension only. Please refer to the
appropriate MMD Spec Sheet for
additional package dimensions.
3 Lead Base
12.00 [0.472] MIN
4.88 [0.192]
±.002 [±.008]
2.44 [0.096]
±.002 [±.008]
0.43 [0.017]
±0.05 [±.002]
Note:This
drawing is intended for lead
dimension only. Please refer to the
appropriate MMD Spec Sheet for
additional package dimensions.
MMD Monitor/Quartztek
30400 Esperanza, Rancho Santa Margarita, CA, 92688
Phone: (949) 709-5075, Fax: (949) 709-3536,
www.mmdcomp.com
Sales@mmdcomp.com
Revision:
Specifications subject to notice without notice
08/14/13 J
Pg 3 of 3
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