FDC37B72X_07 SMSC [SMSC Corporation], FDC37B72X_07 Datasheet - Page 207

• Manufacturer Part Number: FDC37B72X_07
• Description: 128 Pin Enhanced Super I/O Controller with ACPI Support
• Manufacturer: SMSC [SMSC Corporation]

ROM INTERFACE
Note 1: RD[x] driven by FDC37B72x, SD[x] driven by system
Note 2 : RD[x] driven by ROM, SD[x] driven by FDC37B72x
Note 1: Outputs have a 50 pf load.
n R O M O E
NAME
n R O M C S
t1
t2
t3
t4
t5
t6
t7
t8
R D [x]
S D [x]
SD[x] Valid to RD[x] Valid
nROMCS Active to RD[X] Driven
nROMCS Inactive to RD[X] Float
RD[x] Valid to SD[x] Valid
nROMCS Active to SD[X] Driven
nROMCS Inactive to SD[X] Float
nROMOE Active to RD[x] Float
nROMOE Inactive to RD[x] Driven
t2
DESCRIPTION
N o te 1
FIGURE 13 - ROM INTERFACE TIMING
t1
TABLE 81 - ROM INTERFACE TIMING
208
t3
t2
MIN
t7
t5
N o te 2
t4
TYP
MAX
25
25
25
25
25
25
25
25
t8
t6
t3
UNITS
ns
ns
ns
ns
ns
ns
ns
ns