Crystal unit SMALL CYLINDER LOW/MEDIUM-FREQUENCY CRYSTAL UNIT

C-4-TYPE
• Photolithography finished allows uniform and stable performance. • Small and light weight. (ø1.5 x 6mm) • Excellent shock resistance and environmental capability. • Most suitable for pagers and card products like PCMCIA.
Actual size

Specifications (characteristics)
Item Symbol f TSTG TOPR GL DL TSOL ∆f/f θT a CL Specifications 32.000 kHz to 120.000 kHz 192 kHz -20˚C to +70˚C -10˚C to +60˚C 1.0µW max. 0.1µW typ. Under 280˚C with in 5 sec. ±50ppm,±100ppm 25˚C ±5˚C -0.04ppm/ ˚C2 max. 6pF to ∞ 32 kHz ≤ f < 40 kHz: 40 kHz ≤ f < 60 kHz: 60 kHz ≤ f < 70 kHz: 70 kHz ≤ f ≤ 100 kHz: 100 kHz < f ≤ 120 kHz: 192 kHz: 55 kΩ max. 30 kΩ max. 25 kΩ max. 22 kΩ max. 15 kΩ max. 10 kΩ max. Please specify Do not heat the package at more than 150˚C Ta=25˚C, DL=0.1µW Remarks Please refer to frequency list below

Nominal frequency Temperature range

Storage temperature Operating temperature

Maximum drive level
Recommended drive level (characteristics)

Soldering condition Frequency tolerance (standard) Peak temperature (frequency)

Temperature coefficient (frequency)
Load capacitance

Series resistance

R1

Motional capacitance Shunt capacitance Insulation resistance Aging Shock resistance

C1 C0 IR fa S.R.

3.0fF max. 1.5pF max. 500 MΩ min. ±5ppm/year max. ±5ppm max. Ta=25˚C±3˚C, first year
Three drops on a hard board from 75 cm or excitation test with 3000G x 0.3ms x 1/2 sine wave x 3 directions

Frequency example
Type Frequency 26.6667 kHz 32.5600 kHz 36.8640 kHz 38.4000 kHz 44.7340 kHz C-2-TYPE 48.0000 kHz 75.0000 kHz 77.5030 kHz 76.8000 kHz 96.0000 kHz 153.6000 kHz 307.2000 kHz 38.4000 kHz C-4-TYPE 50.0000 kHz 76.8000 kHz 77.5030 kHz 192.0000 kHz CL Value

External dimensions
10.0pF, 11.0pF 7.0pF 13.5pF 10.0pF 10.0pF 15.0pF 6.5pF, 9.0pF,20.0pF 10.0pF, 20.0pF 6.0pF, 10.0pF,11.0pF 6.0pF, 8.4pF,11.0pF 11.0pF 11.0pF 11.0pF 9.0pF 11.0pF 10.0pF 11.0pF

(Unit: mm)

B D2 D1

L1

L2

Model

L1

L2

D1

C-2-TYPE 6.0 max. 4.0 min. ø2.0 max. C-001R 8.0 max. 9.0 min. ø3.1 max. C-002RX 6.0 max. 4.0 min. ø2.0 max. C-004R 5.0 max. 4.0 min. ø1.5 max. 4.6 max. 4.0 min. ø1.2 max. C-005R ø1.5 max. C-4-TYPE 5.0 max. 4.0 min. (160 to 165kHz, 307.2 kHz: D1=ø2.2 max.)

D2 ø0.2 ø0.3 ø0.2 ø0.2 ø0.15 ø0.2

B 0.7 1.1 0.7 0.5 0.3 0.5

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