Specifications

Chapter 3 – SocketModem (MT9234SMI)
Multi-Tech Systems, Inc. Universal Socket Hardware Guide for Developers (S000342I) 80
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