kHz Range Crystal Devices
Crystal Units
Surface Mount Type: Tuning Fork ST2012SB
2.0
×
1.2mm for Consumer/ Mobile Equipment
RoHS Compliant
Features
• Ultra Small, Low Prole
• Ceramic Package
• Reow Compatible
Applications
• Consumer/ Mobile Equipment
How to Order
ST2012SB 32768
□□ □ □ □ □□
① ② ③ ④ ⑤ ⑥ ⑦
①
Series
②
Frequency
32.768kHz
③
Load Capacitance
H5 12.5 pF Std.
E0 9.0 pF
C0 7.0 pF
B0 6.0 pF
A0 5.0 pF
Z0 4.0 pF
④
Frequency Tolerance
H
±
20
×
10
−
6
⑤
Operating Temp. Range
P
−
40 to
+
85
°
C
⑥
Frequency Temp. Stability
W
±
200
×
10
−
6
⑦
Individual Specication
Packaging (Tape & Reel 3000/ 12000 pcs./ reel)
Specifications
Item Symbol Specification Units Remarks
Nominal Frequency f
_nom 32.768 kHz
Frequency Tolerance f
_tol
±
20
×
10
−
6
25
°
C
±
3
°
C
Turnover Temperature Ti
+
25
±
5
°
C
Parabolic Coefficient B
−
0.04 max.
×
10
−
6
/
°
C
2
Motional Resistance R1 80 max. k-ohm
Motional Capacitance C1 5.8 typ. fF
Shunt Capacitance C0 1.3 typ. pF
Load Capacitance CL 4.0/ 5.0/ 6.0/ 7.0/ 9.0/ 12.5 pF Please contact us
Drive Level DL 0.1
μ
W 0.5 max.
Operating Temp. Range T
_use
−
40 to
+
85
°
C
Storage Temp. Range T
_stg
−
40 to
+
85
°
C
Frequency Aging f
_age
±
3
×
10
−
6
2.0±0.1
0.5±0.1
1.2±0.1
0.80
Dimensions (Unit: mm)
0.7
1.5
1.4
Recommended Land Pattern (Unit: mm)
