ASH7K datasheet(1/2 Pages) ABRACON

Part #	ASH7K

Description	Clock drivers for Real Time Clocks

PDF	2 Pages

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Manufacturer	ABRACON [Abracon Corporation]

Direct Link	https://abracon.com

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ASH7K

APPLICATIONS:

• Factory Automation

• PC Sever

• W-LAN/GPS Chipset

• General purpose clock generator for digital systems

• Clock drivers for Real Time Clocks

• Timekeeping in network servers and computers

FEATURES:

RoHS

Compliant

32.768kHz SMD CRYTAL OSCILLATOR

30332 Esperanza, Rancho Santa Margarita, California92688

tel 949-546-8000 | fax 949-546-8001| www.abracon.com

Revised: 12.27.11

Visit www.abracon.com for Terms & Conditions of Sale

ABRACON IS

CERTIFIED

ABRACON IS

ISO9001:2008

CERTIFIED

Pb

3.2 x 1.5 x 1.0mm

• Ultra-miniature size 3.2x1.5x1.0mm [max.]

• Low Voltage Operation (Min:1.5V)

• Low Current Consumption (3.5uA Max @1.5V)

• Operating temperature : -40 to +85 °C

• VDD controls the output amplitude

• Tri-state function

RECOMMENDED TEST CIRCUIT

STANDARD SPECIFICATIONS

Waveform measurement

Current consumption measurement

Parameters

Minimum

Typical

Maximum

Units

Notes

Center Frequency

-----

32.768

-----

kHz

Operating Temperature

-40

-----

+85

°C

Storage Temperature

-55

-----

+125

°C

Store as bare product after unpacking

Frequency Tolerance

-18

+5

+28

ppm

Ref: Ta=+25±2°C; Vdd=3.3V;

Preset frequency after 2 times reflow

Overall Frequency Stability

-120

-----

+10

ppm

-20~70°C (+25°C is reference)

-170

-----

+10

-40~85°C (+25°C is reference)

Supply Voltage Range (Vdd)

1.5

-----

3.6

V

Vdd=3.3V

Supply Voltage Range (VIO)

1.5

-----

3.6

V

Input Voltage on pin 1

Vdd Current Consumption

-----

0.7

µA

VIO Current Consumption

-----

0.8

µA

No Load, VIO=3.3V±0.3V

-----

3.5

µA

Load=15pF, VIO=3.3V±0.3V

Output Load (CMOS)

-----

15

pF

CMOS Load

Output Voltage

VOH

VIO -0.4

-----

V

IOH=-0.4mA

VOL

A

m

4

.

0

+

=

L

O

I

4

.

0

-

5

2

+

@

r

a

e

y

/

m

p

0

.

3

+

-

0

.

3

-

g

n

i

g

A

±2

°C

Symmetry

45

-----

55

%

@50% VIO

Disable Delay Time

-----

1.0

µs

Start-up Time

-----

0.6

s

Rise Time

-----

50.0

ns

Load=15pF, 0.2VIO to 0.8VIO

Fall Time

-----

50.0

ns

Load=15pF, 0.8VIO to 0.2VIO

ASH7K-32.768kHz-T

PART IDENTIFICATION:

• Electricity, gas and water metering

• Portable field communication

• Mobile phone

• Clock & Data recovery

• CCD clock for VTR camera

• Computers and peripherals

• Portable MP3 players & games

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