ELANSC310 AMD [Advanced Micro Devices], ELANSC310 Datasheet - Page 28

• Manufacturer Part Number: ELANSC310
• Description: Single-Chip, 32-Bit, PC/AT Microcontroller
• Manufacturer: AMD [Advanced Micro Devices]

Notes:
1. IORESET (pin #140) requires an external pulldown resistor (~100K).
2. Reset State Local Bus signal and Reset State ISA Max signal: 920 mV–0 V frequency = 32 kHz.
3. Reset State signal: 1.68 V–0 V frequency = 32 kHz.
4. LS in the Clock Off column stands for Last State.
28
IORESET
X32IN
X32OUT
LF1
LF2
LF3
LF4
X1OUT [BAUD_OUT]
RESIN
SPKR
JTAGEN
RSVD
RSVD
RSVD
RSVD
RSVD
PULLUP
PULLUP
PULLUP
PULLUP
PULLUP
PULLUP
RSVD
RSVD
RSVD
RSVD
RSVD
RSVD
PULLUP
PULLUP
PULLUP
PULLUP
PULLUP
RSVD
RSVD
Signal Name
4
2
3
1
Pin No.
140
201
202
204
205
206
207
200
141
139
199
129
130
131
132
133
110
111
112
113
114
115
122
123
124
125
126
127
116
117
118
119
120
134
136
Type
STI
Élan™SC310 Microcontroller Data Sheet
I/O
—
—
—
—
—
—
—
—
—
—
—
—
—
—
—
—
—
—
—
—
—
—
—
—
O
A
A
A
A
O
O
I
I
I
Table 9. Miscellaneous Interface
Term
P R E L I M I N A R Y
PD
—
—
—
—
—
—
—
—
—
—
—
—
—
—
—
—
—
—
—
—
—
—
—
—
—
—
—
—
—
—
—
—
—
—
Drive
Type
osc.
—
—
—
—
—
—
—
—
—
—
—
—
—
—
—
—
—
—
—
—
—
—
—
—
—
—
—
—
—
—
—
—
B
B
(LS)
(LS)
Clock
Active
Off
—
—
—
—
—
—
—
—
—
—
—
—
—
—
—
—
—
—
—
—
—
—
—
—
—
—
—
—
—
—
—
—
(4)
(4)
1.68/0
Local
920/0
Bus
1.52
1.48
1.52
1.68
1.24
0.0
0.0
5.0
0.0
Reset State
—
—
—
—
—
—
—
—
—
—
—
—
—
—
—
—
—
—
—
—
—
—
—
—
(volts)
1.68/0
920/0
Max
1.52
1.48
1.52
1.68
1.24
ISA
0.0
0.0
5.0
0.0
—
—
—
—
—
—
—
—
—
—
—
—
—
—
—
—
—
—
—
—
—
—
—
—
VCCIO
AVCC
AVCC
AVCC
AVCC
AVCC
AVCC
VCC5
VCC1
VCC5
VCC1
VCC5
VCC5
VCC5
VCC5
VCC5
VCC5
VCC5
VCC5
VCC5
VCC5
VCC5
VCC5
VCC5
VCC5
VCC5
VCC5
VCC5
VCC5
VCC5
VCC5
VCC5
VCC5
VCC5
VCC5
VCC
Clamp
AVCC
AVCC
AVCC
AVCC
AVCC
AVCC
VCC5
VCC5
VCC5
VCC5
VCC5
VCC5
VCC5
VCC5
VCC5
VCC5
VCC5
VCC5
VCC5
VCC5
VCC5
VCC5
VCC5
VCC5
VCC5
VCC5
VCC5
VCC5
VCC5
VCC5
VCC5
VCC5
VCC5
VCC5
VCC
VCC
Spec.
Load
(pF)
50
50
—
—
—
—
—
—
—
—
—
—
—
—
—
—
—
—
—
—
—
—
—
—
—
—
—
—
—
—
—
—
—
—
—