IDT72510L25J View Datasheet(PDF) - Integrated Device Technology

Part Name

Description

View to exact match

IDT72510L25J

BUS-MATCHING BIDIRECTIONAL FIFO 512 x 18-BIT – 1024 x 9-BIT 1024 x 18-BIT – 2048 x 9-BIT

Integrated Device Technology 

IDT72510, IDT72520

BUS MATCHING BIDIRECTIONAL FIFO

AC ELECTRICAL CHARACTERISTICS

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

IDT72510L25

IDT72520L25

Symbol

Parameter

Min.

Max.

PORT B PROCESSOR INTERFACE TIMING

tbA1

Port B access time with

—

25

no parity

tbA2

Port B access time with

—

30

parity

tbLZ

Read or write pulse

LOW to data bus at

Low-Z

5

—

tbHZ

Read or write pulse

HIGH to data bus at

High-Z

—

15

tbDV

Data valid from read

pulse HIGH

5

—

tbRC

Read cycle time

35

—

tbRPW Read pulse width

25

—

tbRR

tbS

tbH

Read recovery time

R/WB set-up time

R/WB hold time

10

—

5

—

5

—

tbDS1

Data set-up time with no

15

—

parity

tbDH1

Data hold time with no

0

—

parity

tbDS2

Data set-up time with

18

—

parity

tbDH2

Data hold time with

parity

0

—

tbWC

Write cycle time

35

—

tbWPW Write pulse width

25

—

tbWR

Write recovery time

10

—

PORT B PERIPHERAL INTERFACE TIMING

tbA1

Port B access time with

—

25

no parity

tbA2

Port B access time with

—

30

parity

tbCKC

Clock cycle time

15

—

tbCKH

Clock pulse HIGH time

6

—

tbCKL

Clock pulse LOW time

6

—

tbREQS Request set-up time

5

—

tbREQH Request hold time

5

—

tbACKL Delay from a rising clock

—

15

edge to ACK switching

Commercial

IDT72510L35

IDT72520L35

Min.

Max.

—

35

—

42

5

—

—

20

5

—

45

—

35

—

10

—

5

—

5

—

18

—

0

—

22

—

0

—

45

—

35

—

10

—

—

40

—

42

20

—

6

—

6

—

5

—

5

—

—

18

COMMERCIAL TEMPERATURE RANGE

IDT72510L50

IDT72520L50

Min.

Max. Unit

Timing

Figure

—

50

ns

13, 14, 15

—

60

ns

13, 14, 15

5

—

ns

13, 14, 15

—

30

ns

13, 14, 15

5

—

ns 13, 14, 15, 16

65

—

ns

13

50

—

ns

13

15

—

ns

13

5

—

ns

13

5

—

ns

13

30

—

ns

13, 14, 15

5

—

ns

13, 14, 15

35

—

ns

13, 14, 15

5

—

ns

13, 14, 15

65

—

ns

13

50

—

ns

13, 15

15

—

ns

13

—

55

ns

17

—

60

ns

17

25

—

ns

17

10

—

ns

17

10

—

ns

17

10

—

ns

17

5

—

ns

17

—

25

ns

17

2669 tbl 24

5.31

19

Share Link: