IDT72200 データシートの表示（PDF） - Integrated Device Technology

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IDT72200

CMOS SyncFIFO™ 64 x 8, 256 x 8, 512 x 8, 1,024 x 8, 2,048 x 8 and 4,096 x 8

Integrated Device Technology 

IDT72420/72200/72210/72220/72230/72240 CMOS SYNCFIFO™

64 x 8, 256 x 8, 512 x 8, 1,024 x 8, 2,048 x 8, 4,096 x 8

COMMERCIAL TEMPERATURE RANGE

AC ELECTRICAL CHARACTERISTICS

(Commercial: VCC = 5V ± 10%, TA = 0°C to + 70°C)

Symbol

fS

tA

tCLK

tCLKH

tCLKL

tDS

tDH

tENS

tENH

tRS

tRSS

tRSR

tRSF

tOLZ

tOE

tOHZ

tWFF

tREF

tAF

tAE

tSKEW1

tSKEW2

Parameter

Clock Cycle Frequency

Data Access Time

Clock Cycle Time

Clock High Time

Clock Low Time

Data Setup Time

Data Hold Time

Enable Setup Time

Enable Hold Time

Reset Pulse Width(1)

Reset Setup Time

Reset Recovery Time

Reset to Flag and Output Time

Output Enable to Output in Low-Z(2)

Output Enable to Output Valid

Output Enable to Output in High-Z(2)

Write Clock to Full Flag

Read Clock to Empty Flag

Write Clock to Almost-Full Flag

Read Clock to Almost-Empty Flag

Skew time between Read Clock & Write Clock for

Empty Flag & Full Flag

Skew time between Read Clock & Write Clock for

Almost-Empty Flag & Almost-Full Flag

IDT72420L10

IDT72200L10

IDT72210L10

IDT72220L10

IDT72230L10

IDT72240L10

Min.

Max.

—

100

2

6.5

10

—

4.5

—

4.5

—

3

—

0.5

—

3

—

0.5

—

10

—

8

—

8

—

—

10

0

—

2

6

2

6

—

6.5

—

6.5

—

6.5

—

6.5

4

—

10

—

Commercial

IDT72420L15

IDT72200L15

IDT72210L15

IDT72220L15

IDT72230L15

IDT72240L15

Min.

Max.

—

66.7

2

10

15

—

6

—

6

—

4

—

1

—

4

—

1

—

15

—

10

—

10

—

—

15

0

—

3

8

3

8

—

10

—

10

—

10

—

10

6

—

15

—

IDT72420L25

IDT72200L25

IDT72210L25

IDT72220L25

IDT72230L25

IDT72240L25

Min.

Max.

Unit

—

40

MHz

2

15

ns

25

—

ns

10

—

ns

10

—

ns

6

—

ns

1

—

ns

6

—

ns

1

—

ns

15

—

ns

15

—

ns

15

—

ns

—

25

ns

0

—

ns

3

13

ns

3

13

ns

—

15

ns

—

15

ns

—

15

ns

—

15

ns

10

—

ns

18

—

ns

NOTES:

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

2. Values guaranteed by design, not currently tested.

CAPACITANCE (TA = +25°C, f = 1.0 MHz)

Symbol

Parameter

Conditions Max. Unit

CIN (2)

Input Capacitance

VIN = 0V

10

pF

COUT (1, 2) Output Capacitance

VOUT = 0V

10

pF

NOTES:

1. With output deselected. (OE ≥ VIH)

2. Characterized values, not currently tested.

AC TEST CONDITIONS

Input Pulse Levels

Input Rise/Fall Times

Input Timing Reference Levels

Output Reference Levels

Output Load

GND to 3.0V

3ns

1.5V

1.5V

See Figure 1

D.U.T.

680Ω

5V

1.1KΩ

30pF*

2680 drw03

or equivalent circuit

Figure 1. Output Load

*Includes jig and scope capacitances.

4

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