Multitech MT5600SMI-XL34 Specifikace stáhnout pdf (Strana 78)

Chapter 3 – SocketModem (MT5634SMI & MT9234SMI)

Multi-Tech Systems, Inc. Universal Socket Hardware Guide for Developers (S000342F) 78

Parallel Timing Requirements

Timing Requirements for Parallel Write

Parameter Min Max Unit

–DS to –WR Setup (low to low) 10 - ns

A0, A1, A2 to –WR Setup (valid to low) 15 - ns

–WR Pulse Width (low to high) 40 - ns

D0–D7 to –WR Setup (valid to high) 30 - ns

–WR to –DS hold (high to high) 0 - ns

–WR to A0–A2 Hold (high to invalid) 0 - ns

–WR to D0–D7 Hold (high to invalid) 0 - ns

–WR interaccess (high to low)

Non-MIMIC Accesses

MIMIC Accesses

10

110

-

-

ns

ns

Timing Requirements for Parallel Read

Parameter Min Max Unit

–DS to –RD Setup (low to low) 10 - ns

A0, A1, A2 to –RD Setup (valid to low) 15 - ns

–RD Pulse Width (low to high) 40 - ns

–RD to –DS hold (high to high) 0 - ns

–RD to A0–A2 Hold (high to invalid) 0 - ns

–WR interaccess (high to low)

Non-MIMIC Accesses

MIMIC Accesses

10

110

-

-

ns

ns

1 2 ... 73 74 75 76 77 78 79 80 81 82 83 ... 156 157

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