Quartz
ADXSM-480A Series (481A)
Surface Mount
ADXSM-481A
www.adivatech.com
(888) 30-ADIVA (23482)
O
18
SEE PAGE 8 FOR PART NUMBERING GUIDE
X-CUT
TAPE SPECIFICATIONS
SOLDERING PATTERN
UNIT DIMENSION (unit: mm)
STANDARD SPECIFICATIONS
Package Type
ADXSM-481A
Nominal Frequency F 32.768 KHz
Frequency Tolerance at +25ºC±5ºC
#
f/F
±30 ppm
Load Capacitance
CL
12.5 pF, Typical
Equivalent Series Resistance
Rs
50 k
Ω
max.
Drive Level
P
1.0 µW max.
Quality Factor
Q
50000, min.
Turnover Temperature
Tt
+25ºC ±5ºC
Temperature Coefficient
β
-0.034 ppm / ºC2, Typical
Shunt Capacitance
Co
1.35 pF, Typical
Motional Capacitance
C1
0.003 pF, Typical
Capacitance Ratio
γ
450, Typical
Aging (for first year)
#
f/F
±3 ppm max. at +25ºC ±3ºC
Insulation Resistance
IR
500 M
Ω
min. at 100V DC ±15V
Cut
X-Cut
Operating Temperature Range
To
-40ºC to +85ºC
Storage Temperature Range
Ts
-55ºC to +125ºC
Shock
#
f/F
±5 ppm max.
Vibration
#
f/F
±5 ppm max.
Reflow Soldering Condition
10 seconds max. at +235ºC ±5ºC
PACKAGE DATA
Item / Package
ADXSM-481A
OUTER PACKAGE
Plastic
SEALING
Press-fit
(2 x 6 mm built-in)
TERMINAL PLATING
Solder
Revised 06/27/02