Quartz Crystal Part Numbering System -
Basic MHz
Example Part Number: 9B-25.000MAAJ-B
9B
Product Family
For example:
9B
9C
7A
7Y
7V
7S
7B
7M
8Z
8Y
8Q
8J
-
25.000M
Frequency
Numerical Value,
maximum characters as
follows:
XX.XXXXXX
followed by “M” for MHz
A A J -B
Packaging Method
T Tape & Reel
B Bulk
Load Capacitance
V
C
Q
E
I
J
K
L
S
T
8pF
9pF
10pF
12pF
16pF
18pF
20pF
22pF
30pF
32pF
Frequency Stability (over Temp.)
A
B
D
G
H
X
Y
±30ppm
±50ppm
±20ppm
±50ppm
±30ppm
±50ppm
±30ppm
(-20 to +70ºC)
(-20 to +70ºC)
(-20 to +70ºC)
(-40 to +85ºC)
(-40 to +85ºC)
(-10 to +60ºC)
(-10 to +60ºC)
Frequency Tolerance (at 25ºC)
A
B
D
±30ppm
±50ppm
±20ppm
