ASHK2-32.768KHZ-L [ABRACON]

CMOS Output Clock Oscillator, 0.032768MHz Nom, ROHS COMPLIANT, MINIATURE, CERAMIC, SMD, 4 PIN;


型号：	ASHK2-32.768KHZ-L
厂家：	ABRACON
描述：	CMOS Output Clock Oscillator, 0.032768MHz Nom, ROHS COMPLIANT, MINIATURE, CERAMIC, SMD, 4 PIN 机械振荡器
文件：	总2页 (文件大小：942K)
中文：	中文翻译
下载：	下载PDF数据表文档文件

32.768kHz CERAMIC SMD CRYSTAL OSCILLATOR

ASHK SERIES

RoHS

4.0 x 2.5 x 0.9 mm

Compliant

FEATURES:

APPLICATIONS:

• General purpose clock generator

for digital systems

• Clock drivers for Real Time Clocks

• Timekeeping in network servers

and computers

• Electricity, gas and water metering

• Portable field communication

• Mobile phone

• Clock & Data recovery

• CCD clock for VTR camera

• Computers and peripherals

• Ultra low uA current consumption

with CMOS output

• Miniature ceramic package

(4.0 x 2.5 x 0.9mm)

• Operating Temp -40°C to +85°C

• Start up time less than 1 sec with

supply voltage 1.5 to 5.5V

• Tri-state function

• Portable MP3 players & games

• Pb-free reflow capable

STANDARD SPECIFICATIONS:

TABLE 1

PARAMETERS

Supply

Current

(µA typ.)

1.4

Supply

Vdd (V)

Current

(µA max.)

1.5

ABRACON P/N

Frequency range:

ASHK Series

32.768kHz

3.3 (STD)

5.5

2.2

2.4

2.8

1.8

1.5

1.2

1.0

0.8

1.4

1.2

1.0

Operating temperature:

Storage temperature:

-20° C to + 70° C (see options)

- 55° C to + 125° C

Frequency tolerance:

+5 ± 20ppm @ +25° C Vdd=3.3V; referenced to 32.768kHz

Overall frequency stability:

-120 to +10 ppm over -20 to +70° C; referenced to

frequency measured @ 25 °C

Supply voltage (Vdd):

Supply current:

Symmetry:

3.3 V ± 5% (see options. 1.5 to 5.5V)

Please see Table 1

40/60 % @ 1/2Vdd

Rise and fall time (Tr/Tf):

Startup time:

200ns max. (10% to 90%Vdd, CL=15pF)

1 sec max. for Vdd=3.3V @ +

25° C

Output load:

CMOS (15 pF max.)

Output voltage (CL=15pF @ +25 ˚C): VOH = Vdd-0.4V min.

VOL = 0.4V max.

Tri-state function:

"1" (VIH >= 0.9*Vdd) (Pin must be set "1" to oscillate)

"0" (VIL < 0.1*Vdd) : Hi Z

Stand-by current:

250nA max. @ +25° C

± 5ppm max.

Aging (first year) 25°C ± 3°C:

Aging (10 years) 25°C ± 3°C:

± 10ppm max.

TYPICAL TEMP CHARACTERISTICS

OPTIONS & PART IDENTIFICATION:

(Left blank if standard)

ASHK - 32.768kHz -

Supply Voltage

Frequency Temp Characteristics

Packaging

-20

-40

-60

-80

-100

-120

-140

-20°C to +70°C / -90 to +10 ppm

-40°C to +85°C / -140 to +10 ppm

Blank

3.3V

5.5V

2.8V

1.8V

1.5V

Blank

Bulk

Tape and

Reel

Please contact ABRACON for more information.

-50 -40 -30 -20 -10

10 20 30 40 50 60 70 80 90 100

Temp. (C)

^{Visit www.abracon.com for Terms & Conditions of Sale}Revised: 11.24.09

30332 Esperanza, Rancho Santa Margarita, California 92688

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

ABRACON IS

ISO 9001 / QS 9000

CERTIFIED

32.768kHz CERAMIC SMD CRYSTAL OSCILLATOR

ASHK SERIES

RoHS

4.0 x 2.5 x 0.9 mm

Compliant

OUTLINE DRAWING:

Note: Recommend using an approximately 0.01uF

bypass capacitor between PIN 2 and 4.

FUNCTION

Tristate

GND/Case

Output

Vdd

Please remain pin 1 "High" if you do not

use the Tri-state function.

Sealing Method: Seam Sealing

Dimensions: Inches (mm)

TAPE & REEL: Tape and reel 1,000pcs/reel

Dimensions: mm

REFLOW PROFILE