User's Manual

PART 3 – Embedded Analog SocketModems Chapter 6 – SocketModem (MT9234SMI)
Multi-Tech Systems, Inc. Universal Socket Hardware Guide for Developers (S000342K) 99
Parallel Timing Requirements
Timing Requirements for Parallel Write
Paramete
r
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
Paramete
r
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