50

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Units: mm

SMD RTC

Crystal Oscillators

5.0 x 3.2 x 1.2 mm 7CZ Series

Features

．

Small Real Time Clock oscillator in SMD seam sealed ceramic package.

．

4 pads design to achieve good soldering contact on PCB.

．

AT fundamental solution provides good frequency stability.

．

Tri-State function available for power saving.

．

RoHS Compliant / Pb Free.

TXC

32.7K

HAh1R-A

Dimensions

Electrical Specifications

Item / Type

7CZ

Norminal Frequency

Oscillation Mode

Output Type

Output Load

Supply Voltage

Frequency Stability

Operating Temperature Range

Storage Temperature Range

Voltage Vol ( Max. ) / Voh ( Min. )

Rise ( Tr ) / Fall ( Tf ) Time

Current Consumption

Symmetry

Start-up Time

Tri-state Voltage Vol (Max.) / Voh (Min.)

AT Fundamental

CMOS

15 pF

2.5 V, 2.8 V , 3.3 V

±

25 ppm

0.1 VDD / 0.9 VDD

200 ns Max.

3 mA Max.

45 ~ 55 %

10 ms Max.

0.3 VDD / 0.7 VDD

±

5 ppm at first year

32.768 kHz