Model
Name |
Description |
Picture |
Frequency
Range
(MHz) |
Calibration
Tolerance |
Temperature
Stability |
Aging |
Temperature
Range |
E.S.R.
Maximum |
Package
Size |
|
Model 445
 |
Low Cost
Glass Seal Crystal |
 |
10 - 50 |
± 20 ppm (std)
(± 30 ppm Available) |
± 30 ppm (std)
(Also Available
± 50, ± 20, and
± 15 ppm) |
≤ ± 3 ppm/yr
Typical |
-20°C to 70°C
or
-40°C to 85°C |
100 - 30 Ohm
(frequency
dependent) |
5.0 x 3.2 x 1.35mm
0.197 x
0.126 x 0.053 inch |
|
TF32 Series
|
Low Cost
Tuning Fork Crystal
|
 |
32.7680 kHz |
± 20 ppm (std)
(Also Available
± 50, ± 30, and
± 10 ppm) |
-0.030 ±0.01ppm/°C2
Temp Coefficient |
≤ ± 3 ppm
(first year) |
-40°C to 85°C |
70k Ohms |
3.2 x 1.5 x 0.80 mm
0.126 x 0.059 x 0.031 inch |
|
TF20 Series
|
Low Cost
Tuning Fork Crystal
|
 |
32.7680 kHz |
± 20 ppm (std)
(Also Available
± 50, ± 30, and
± 10 ppm) |
-0.030 ±0.01ppm/°C2
Temp Coefficient |
≤ ± 3 ppm
(first year) |
-40°C to 85°C |
90k Ohms |
2.0 x 1.2 x 0.60 mm
0.079 x 0.047 x 0.024 inch |
Model 425
|
Low Cost SMT
Quartz Crystal |
 |
16 - 54 |
± 30 ppm (std)
(Also Available
± 20, ± 15, and
± 10 ppm) |
± 50 ppm (std)
(Also Available
± 40, ± 30, ± 20,
± 15
and ± 10 ppm) |
≤ ± 5 ppm
(first year) |
-20°C to 70°C
or
-40°C to 85°C |
100 - 60 Ohm
(frequency
dependent) |
2.5 x 2.0 x 0.65 mm
0.098 x 0.079 x 0.026 inch |
Model 403
|
Low Cost SMT
Quartz Crystal |
 |
12 - 50 |
± 30 ppm
(std)
(Also Available
± 20, ± 15, and
± 10 ppm) |
± 50 ppm (std)
(Also Available
± 40, ± 30, ± 20,
± 15
and ± 10 ppm) |
≤ ± 5 ppm
(first year) |
-20°C to 70°C
or
-40°C to 85°C |
150 - 60 Ohm
(frequency
dependent) |
3.2 x 2.5 x 0.80 mm
0.126 x 0.098 x 0.031 inch |
Model 405
|
Low Cost SMT
Quartz Crystal |
 |
12 - 50 |
± 30 ppm (std)
(Also Available
± 20, ± 15, and
± 10 ppm) |
± 50 ppm (std)
(Also Available
± 40, ± 30, ± 20,
± 15
and ± 10 ppm) |
≤ ± 5 ppm
(first year) |
-20°C to 70°C
or
-40°C to 85°C |
50 Ohm |
5.0 x 3.2 x 0.9 mm
0.197 x
0.126 x 0.035 inch |
Model 406
|
SMT
Reference
Quartz Crystal |
 |
10 - 50 |
± 30 ppm (std)
(Also Available
± 20, ± 15, and
± 10 ppm) |
± 50 ppm (std)
(Also Available
± 40, ± 30, ± 20,
± 15
and ± 10 ppm) |
≤ ± 5 ppm
(first year)
|
-20°C to 70°C
or
-40°C to 85°C |
80 Ohm |
6 x 3.5 x 1.20 mm
0.236 x 0.138 x 0.047 inch |
Model 407
PCN - Part # Change |
SMT
Reference
Quartz Crystal |
 |
8 - 50 |
± 30 ppm (std)
(Also Available
± 20, ± 15, and
± 10 ppm) |
± 50 ppm (std)
(Also Available
± 40, ± 30, ± 20,
± 15
and ± 10 ppm) |
≤ ± 5 ppm
(first year) |
-20°C to 70°C
or
-40°C to 85°C |
80 Ohm |
7.0 x 5.0 x 1.20 mm
0.276 x 0.197 x 0.047 inch |
ATS-SM
Series
|
SMT
Standard
HC-49/SHORT
Quartz Crystal |
 |
3.2 - 64 |
± 30 ppm |
± 50 ppm |
< ± 5 ppm (per year) |
-20°C to 70°C
or
-40°C to 85°C |
150 - 30 Ohm
(frequency
dependent) |
12.30 x 4.83 x 4.30 mm
0.484 x 0.190 x 0.169 inch |
ATS Series
|
TH
Standard
HC-49/SHORT
Quartz Crystal |
 |
3.2 - 64 |
± 30 ppm |
± 50 ppm |
< ± 5 ppm (per year) |
-20°C to 70°C
or
-40°C to 85°C |
150 - 30 Ohm
(frequency
dependent) |
10.85 x 4.50 x 3.68 mm
0.427 x 0.177 x 0.145 inch |
MP
Series
|
TH
Standard
HC-49/U
Quartz Crystal |
 |
1.8 - 64 |
± 30 ppm |
± 50 ppm |
< ± 5 ppm (per year) |
-20°C to 70°C
or
-40°C to 85°C |
750 - 35 Ohm
(frequency
dependent) |
10.85 x 13.46 x 4.50 mm
0.427 x 0.530 x 0.177 inch |
MP-SMMC
Series
|
SMT
HC-49/SMD
Metal Clip 3rd Lead
Quartz Crystal |
|
1.8 - 64 |
± 30 ppm |
± 50 ppm |
< ± 5 ppm (per year) |
-20°C to 70°C
or
-40°C to 85°C |
750 - 35 Ohm
(frequency
dependent) |
10.85 x 17.15 x 5.52 mm
0.427 x 0.675 x 0.217 inch |
OBSOLETE PRODUCT:
|
MP-SM
Series
PCM-2919
|
SMT
Standard
HC-49/SMD
Top Wire 3rd Lead
Quartz Crystal |
 |
1.8 - 64 |
± 30 ppm |
± 50 ppm |
< ± 5 ppm (per year) |
-20°C to 70°C
or
-40°C to 85°C |
750 - 35 Ohm
(frequency
dependent) |
10.85 x 17.15 x 5.52 mm
0.427 x 0.675 x 0.217 inch |
ATP-SM
Series
End of Life
Notification
|
SMT
Standard Plastic
Quartz Crystal |
 |
3.5 - 40 |
± 50 ppm |
± 50 ppm |
< ± 10 ppm (per year) |
-20°C to 70°C |
200 - 50 Ohm
(frequency
dependent) |
12.50 x 4.60 x 3.70 mm
0.492 x 0.181 x 0.146 inch |
