Features
• Crystal unit for automotive electronics
• Metal package, leaded type
• A resistance weld hermetic sealed type
• Suitable for high density assembly and
mass production
• AEC-Q200 certified
Applications
• ECU
How to Order
HC49SFWA
04000
□□ □ □ □ □□
① ② ③ ④ ⑤ ⑥ ⑦
①Series ②Frequency
③Load Capacitance
H0 12 pF Std.
④Frequency Stability
P±50×10−6—
Q±100×10−6Std.
⑤
Operating Temp. Range
⑥
Frequency Temp. Stability
SW −40 to +125°C±200×10−6Std.
⑦Individual Specification... Std.Spec. as “ZZ”
Pb Free
RoHS Compliant
Specifications
Item Symbol Specification Units Remarks
Frequency Range f_nom 3200 to 20000 kHz
Overtone Order OT Fundamental ―
Load Capacitance CL 12 pF
Frequency Stability
f_tol ±100 ×10−6@ 25°C
Motional Series Resistance
R1 Table 1 ohm
Drive Level DL Table 2 µW
Operating Temp. Range
T_use −40 to +125 °C
Storage Temp. Range
T_stg −40 to +150 °C
Frequency Temp. Characteristics
f_tem ±200 ×10−6
ref.@ 25°C over operating temperature range
∗ Please contact us for other specifications.
Typical Frequencies and Part Numbers
Frequency (kHz)
Standard Part Number
4000.000 HC49SFWA04000H0QSWZZ
5000.000 HC49SFWA05000H0QSWZZ
6000.000 HC49SFWA06000H0QSWZZ
8000.000 HC49SFWA08000H0QSWZZ
10000.000 HC49SFWA10000H0QSWZZ
12000.000 HC49SFWA12000H0QSWZZ
16000.000 HC49SFWA16000H0QSWZZ
18000.000 HC49SFWA18000H0QSWZZ
20000.000 HC49SFWA20000H0QSWZZ
Table1 Motional Series Resistance
Frequency Range
Motional Series Resistance
Units
3200 to 3499kHz 300 max.
ohm
3500 to 4099kHz 150 max.
4100 to 4799kHz 120 max.
4800 to 5999kHz 100 max.
6000 to 11999kHz 90 max.
12000 to 13499kHz 70 max.
13500 to 20000kHz 50 max.
Table2 Level of Drive
Frequency Range Drive Level Units
3200 to 15999kHz 10 (500 max.) µW
16000 to 20000kHz 10 (300 max.)
Dimensions (Unit: mm)
Crystal Units
Leaded Type HC49SFWA (HC-49/ U-S)
for Automotive
