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3 external memory timing, External memory timing, Hysteresis of scsi receivers – Avago Technologies LSI53C825AE User Manual

Page 260: Read cycle, normal/fast memory, 64 kbytes), single byte, Access

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6-32

Specifications

6.4.3 External Memory Timing

Figure 6.21

through

Figure 6.30

describe LSI53C825A External Memory

timing.

Figure 6.21 Read Cycle, Normal/Fast Memory (

64 Kbytes), Single Byte Access

CLK

MAD

(Addr driven by LSI53C825A;

Data driven by Memory)

MAS2/

(Driven by LSI53C825A)

MAS1/

(Driven by LSI53C825A)

MCE/

(Driven by LSI53C825A)

MOE/

(Driven by LSI53C825A)

MWE/

(Driven by LSI53C825A)

t

11

t

12

t

13

t

15f

t

14f

t

16f

t

18

t

17

t

19

Higher

Address

1.

2.

3.

1. Middle Address

2. Lower Address

3. Valid Read Data

MAS0/

(Driven by LSI53C825A)