Datasheet > 72245LB15JG8

72245LB15JG8

更新时间： 2022-02-26 08:51:40

品牌	Logo	应用领域
艾迪悌 - IDT		先进先出芯片
页数	文件大小	规格书
16页	338K
描述
CMOS SyncFIFO

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数据手册

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72245LB15JG8 数据手册

IDT72205LB/72215LB/72225LB/72235LB/72245LBCMOSSyncFIFO^TM

256 x 18, 512 x 18, 1,024 x 18, 2,048 x 18 and 4,096 x 18

COMMERCIALANDINDUSTRIAL

TEMPERATURERANGES

ACELECTRICALCHARACTERISTICS

(Commercial: VCC = 5V ± 10%, TA = 0°C to +70°C; Industrial: VCC = 5V ± 10%, TA = -40°C to +85°C)

Commercial

Commercial & Industrial⁽¹⁾

IDT72205LB10

IDT72215LB10

IDT72225LB10

IDT72235LB10

IDT72245LB10

IDT72205LB15

IDT72205LB25

IDT72215LB25

IDT72225LB25

IDT72235LB25

IDT72245LB25

IDT72215LB15

IDT72225LB15

IDT72235LB15

IDT72245LB15

Symbol

Parameter

Clock Cycle Frequency

Min.

Max.

Min.

Max.

Min.

Max.

Unit

MHz

—

100

6.5

—

66.7

—

DataAccessTime

tCLK

tCLKH

tCLKL

tDS

Clock Cycle Time

4.5

Clock HIGH Time

Clock LOW Time

DataSet-upTime

tDH

DataHoldTime

tENS

tENH

tRS

EnableSet-upTime

EnableHoldTime

ResetPulseWidth⁽²⁾

—

tRSS

tRSR

tRSF

tOLZ

tOE

ResetSet-upTime

ResetRecoveryTime

ResettoFlagandOutputTime

OutputEnabletoOutputinLow-Z⁽³⁾

OutputEnabletoOutputValid

OutputEnabletoOutputinHigh-Z⁽³⁾

Write Clock to Full Flag

—

tOHZ

tWFF

tREF

tPAF

tPAE

tHF

—

6.5

—

6.5

—

Read Clock to Empty Flag

ClocktoAsynchronousProgrammableAlmost-FullFlag

Clock to Programmable Almost-Empty Flag

Clock to Half-Full Flag

tXO

Clock to Expansion Out

tXI

Expansion In Pulse Width

Expansion In Set-Up Time

Skew time between Read Clock & Write Clock forFull Flag

Skew time between Read Clock & Write Clock for Empty Flag

tXIS

3.5

tSKEW1

(2)

tSKEW2

NOTES:

1. Industrial temperature range product for the 15ns and the 25ns speed grades are available as a standard device. All other speed grades are available by special order.

2. Pulse widths less than minimum values are not allowed.

3. Values guaranteed by design, not currently tested.

1.1K

D.U.T.

30pF*

680Ω

ACTESTCONDITIONS

InputPulseLevels

GND to 3.0V

3ns

1.5V

SeeFigure1

2766 drw 04

InputRise/FallTimes

InputTimingReferenceLevels

OutputReferenceLevels

OutputLoad

Figure 1. Output Load

Includes jig and scope capacitances.

MARCH 2013

1 2 3 456 7 8...16

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