CS5530 Datasheet, PDF (19/241 Pages) National Semiconductor (TI) – Geode™ CS5530 I/O Companion Multi-Function South Bridge

Signal Definitions (Continued)
Table 2-3. 352 TBGA Pin Assignments - Sorted Alphabetically by Signal Name (Continued)
Signal Name
Limited ISA
Mode
ISA Master
Mode
GNT#
GPCS#
GPIO0
GPIO1/SDATA_IN2
GPIO2
GPIO3
GPIO4/SA20
SA20
GPIO5/SA21
SA21
GPIO6/SA22
SA22
GPIO7/SA23
SA23
GPORT_CS#
HOLD_REQ# (strap pin)
HSYNC
HSYNC_OUT
IDE_ADDR0
IDE_ADDR1
IDE_ADDR2
IDE_CS0#
IDE_CS1#
IDE_DACK0#
IDE_DACK1#
IDE_DATA0
IDE_DATA1
IDE_DATA2
IDE_DATA3
IDE_DATA4
IDE_DATA5
IDE_DATA6
IDE_DATA7
IDE_DATA8
IDE_DATA9
IDE_DATA10
IDE_DATA11
IDE_DATA12
IDE_DATA13
IDE_DATA14
IDE_DATA15
IDE_DREQ0
IDE_DREQ1
IDE_IOR0#
IDE_IOR1#
IDE_IORDY0
IDE_IORDY1
IDE_IOW0#
IDE_IOW1#
IDE_RST#
INTA#
INTB#
INTC#
INTD#
INTR (strap pin)
Pin Type
(Note 1)
I, 5VT
O
I/O, 5VT
I/O, 5VT
I/O, 5VT
I/O, 5VT
I/O, 5VT
I/O, 5VT
I/O, 5VT
I/O, 5VT
O
I/O, 5VT
I
O
O
O
O
O
O
O
O
I/O, 5VT
I/O, 5VT
I/O, 5VT
I/O, 5VT
I/O, 5VT
I/O, 5VT
I/O, 5VT
I/O, 5VT
I/O, 5VT
I/O, 5VT
I/O, 5VT
I/O, 5VT
I/O, 5VT
I/O, 5VT
I/O, 5VT
I/O, 5VT
I, 5VT
I, 5VT
O
O
I, 5VT
I, 5VT
O
O
O
I, 5VT
I, 5VT
I, 5VT
I, 5VT
I/O
Buffer
Type Pin
(Note 2) No.
PCI
4 mA
8 mA
8 mA
8 mA
8 mA
8 mA
8 mA
8 mA
8 mA
8 mA
PCI
IBUF
16 mA
8 mA
8 mA
8 mA
8 mA
8 mA
8 mA
8 mA
8 mA
8 mA
8 mA
8 mA
8 mA
8 mA
8 mA
8 mA
8 mA
8 mA
8 mA
8 mA
8 mA
8 mA
8 mA
8 mA
IBUF
IBUF
8 mA
8 mA
IBUF
IBUF
8 mA
8 mA
8 mA
IBUF
IBUF
IBUF
IBUF
4 mA
D24
AF26
AC22
AE24
AF25
AF24
AD22
AC21
AE23
AF23
AD21
H26
C6
N1
U25
U26
W24
V26
Y26
T26
T24
AC26
AA24
AB24
AB26
AA26
W26
U24
U23
V24
Y25
V25
Y24
AA25
AB25
AC25
AB23
AD26
AC24
R26
R25
AD25
AE26
R24
T25
W25
A14
D15
C15
B14
P26
Signal Name
Limited ISA
Mode
ISA Master
Mode
Pin Type
(Note 1)
Buffer
Type Pin
(Note 2) No.
IOCHRDY
IOCS16#
IOR#
IOUTB
IOUTR
IOUTG
IOW#
IRDY#
IREF
IRQ1
IRQ3
IRQ4
IRQ5
IRQ6
IRQ7
IRQ8#
IRQ9
IRQ10
IRQ11
IRQ12
IRQ13
IRQ14
IRQ15
ISACLK
KBROMCS#
LOCK#
MEMCS16#
MEMR#
MEMW#
NC
NC
NC
NC
NC
NC
NC
NC
NC
NC
NC
NC
NC
NC
NC
NC
NC
OVER_CUR#
PAR
PC_BEEP
PCICLK
PCI_RST#
I/O, OD, 5VT
I, 5VT
I/O (PU), 5VT
O, Analog
O, Analog
O, Analog
I/O (PU), 5VT
I/O, t/s, 5VT
I, Analog
I, 5VT
I, 5VT
I, 5VT
I, 5VT
I, 5VT
I, 5VT
I, 5VT
I, 5VT
I, 5VT
I, 5VT
I, 5VT
I, 5VT
I, 5VT
I, 5VT
O
O
I/O, t/s, 5VT
I/O, OD, 5VT
I/O (PU), 5VT
I/O (PU), 5VT
--
--
--
--
--
--
--
--
--
--
--
--
--
--
--
--
--
I, 5VT
I/O, t/s, 5VT
O
I
O
8 mA
IBUF
8 mA
8 mA
PCI
IBUF
IBUF
IBUF
IBUF
IBUF
IBUF
IBUF
IBUF
IBUF
IBUF
IBUF
IBUF
IBUF
IBUF
16 mA
4 mA
PCI
8 mA
8 mA
8 mA
--
--
--
--
--
--
--
--
--
--
--
--
--
--
--
--
--
IBUF
PCI
4 mA
smt
16 mA
AF11
AF16
AE12
R1
P3
P4
AC11
B24
R3
AF13
AC14
AE15
AE13
AF14
AD14
AE14
AE5
AE16
AF18
AF17
R23
AC17
AD17
AD6
AE4
C22
AC15
AE19
AF20
AA3
AB1
AB2
AB3
AC1
AC2
AC3
AD1
AD2
AD3
AE1
AE2
AF1
AF2
D2
W2
Y3
W3
A21
V3
J26
C14
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