Data Sheet

fido5100/fido5200

SPECIFICATIONS

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Rev. G | 6 of 21

Table 3. Multiplexed Address Data Bus—Read and Write Cycle Timing1 (Continued)

Parameter

Min

Typ

Max

Unit

Description

tEOE

2

ns

CS to output enable

tDO

2

110

ps

Output enable to output drive time

tCOE

0

ns

Output disable to CS high

tWES

0

ns

CS to write enable

tWEWC

16

ns

Write enable to write complete

tWECS

0

ns

Write enable high to CS high

tWHLH

0

ns

WE high to next ALE high

tDS

60

ps

Data setup to WE high

tDH

60

ps

Input data hold after WE high

1 The MBS pin determines whether the host interfaced has multiplexed or separate address and data lines. When MBS = 1, the interface is multiplexed.

Timing Diagrams, Multiplexed REM Switch

Figure 4. REM Switch Multiplexed Address and Data Bus Read Timing, MBS = 1

Figure 5. REM Switch Multiplexed Address and Data Bus Write Timing, MBS = 1