Features
• Small, Low Profi le
• Ceramic Package
• Pb Free
• Refl ow Compatible
Applications
• Consumer/ Mobile Equipment
How to Order
ST3215SB 32768
□□ □ □ □ □□
① ② ③ ④⑤⑥ ⑦
①Series ②
Frequency
32.768kHz
③Load Capacitance
H5 12.5 pF
④Frequency Stability
H±20×10−6
⑤
Operating Temp . Range
P−40 to +85°C
⑥
F requency Temp. Stability
W±200×10−6
⑦Individual Specifi cation
Typical Part Numbers
Load Capacitance
Part Numbers
12.5 ST3215SB32768H5HPWAA
9.0 ST3215SB32768E0HPWBB
7.0 ST3215SB32768C0HPWBB
Pb Free
RoHS Compliant
Specifi cations
Item Symbol Specifi cation Units Remarks
Nominal Frequency f_nom 32.768 kHz
Frequency T olerance f_tol ±10, ±20 ×10−625°C±3°C
T urnover T emperature Ti +25±5°C
Parabolic Coeffi cient B−0.04 max. ×10−6/ °C2
Motional Resistance R1 70 max. k-ohm
Motional Capacitance C1 3.7 typ. fF
Shunt Capacitance C0 0.9 typ. pF
Load Capacitance CL 12.5/ 9.0/ 7.0 pF Please contact us
Drive Level DL 0.1 μW
Operating Temp. Range T_use −40 to +85 °C
Storage Temp. Range T_stg −55 to +125 °C
Frequency Aging f_age ±3×10−6
Dimensions (Unit: mm)
3.2o0.1
0.8o0.1
1.5o0.1
1.7
Recommended Land Pattern (Unit: mm)
3.2×1.5mm for Consumer/ Mobile Equipment
Crystal Units
Surface Mount Type: Tuning Fork ST3215SB
