ICS9248-95 Datasheet, PDF (7/16 Pages) Integrated Circuit Systems – Frequency Generator & Integrated Buffers for PENTIUM/ProTM

ICS9248 - 95
Byte 4: Reserved Active/Inactive Register (1 = enable, 0 = disable)
Bit
Bit 7
Bit 6
Bit 5
Bit 4
Bit 3
Bit 2
Bit 1
Bit 0
Pin #
-
-
-
-
-
-
-
-
PWD
1
1
1
1
X
1
X
1
Description
(Reserved)
(Reserved)
(Reserved)
(Reserved)
Latched FS1#
(Reserved)
Latched FS3#
(Reserved)
Byte 5: Peripheral Active/Inactive Register (1 = enable, 0 = disable)
Bit
Bit 7
Bit 6
Bit 5
Bit 4
Bit 3
Bit 2
Bit 1
Bit 0
Pin #
34
35
37
38
26
25
48
2
PWD
1
1
1
1
1
1
1
1
Description
SDRAM3 (Act/Inact)
SDRAM2 (Act/Inact)
SDRAM1 (Act/Inact)
SDRAM0 (Act/Inact)
48MHz (Act/Inact)
24MHz (Act/Inact)
REF1 (Act/Inact)
REF0 (Act/Inact)
Notes:
1. Inactive means outputs are held LOW and are disabled from switching.
2. Latched Frequency Selects (FS#) will be inverted logic load of the input frequency select pin conditions.
310D—04/12/05
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