參數資料
型號: ELANSC300-25VI
廠商: Advanced Micro Devices, Inc.
元件分類: 32位微控制器
英文描述: Highly Integrated, Low-Power, 32-Bit Microcontroller
中文描述: 高度集成,低功耗,32位微控制器
文件頁數: 33/139頁
文件大?。?/td> 1388K
代理商: ELANSC300-25VI
élanSC300 Microcontroller Data Sheet
33
P R E L I M I N A R Y
Notes:
1. IORESET (pin #140) requires an external pull-down resistor (~10K).
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.
All inputs that have VCC clamp = 5 V are 5-V safe inputs regardless of their VCCIO.
Notes:
1. These reset state entries identify the VCCIO levels that are present on the élanSC300 microcontroller for the three bus mode
options. Note that the device is not limited to these VCC levels.
All inputs that have VCC clamp = 5 V are 5-V safe inputs regardless of their VCCIO.
Table 10.
Miscellaneous Interface
Signal Name
Pin No.
I/O
Type
Term
Drive
Type
Clock
Off
Reset State (volts)
Internal
CGA
0.0
VCCIO
VCC
Clamp
Spec.
Load
(pF)
Local
Bus
0.0
Max
ISA
0.0
IORESET
1
140
I
VCC5
VCC5
X32IN
2
201
I
640 mV
920/0
920/0
AVCC
AVCC
X32OUT
3
202
O
osc.
Active
1.68/0
1.68/0
1.68/0
AVCC
AVCC
LF1
204
A
1.52
1.52
1.52
AVCC
AVCC
LF2
205
A
1.48
1.48
1.48
AVCC
AVCC
LF3
206
A
1.52
1.52
1.52
AVCC
AVCC
LF4
207
A
1.68
1.68
1.68
AVCC
AVCC
X1OUT
[BAUD_OUT]
RESIN
200
O
B
(LS)
4
0.0
1.24
1.24
VCC1
VCC5
50
141
STI
0.0
0.0
0.0
VCC
VCC
SPKR
4
139
O
B
(LS)
4
5.0
5.0
5.0
VCC5
VCC5
50
JTAGEN
199
I
PD
0.0
0.0
0.0
VCC1
VCC5
Table 11.
Power Pins
Signal Name
Pin No.
I/O
Type Term
Drive
Type
Clock
Off
Reset State (volts)
Internal
CGA
3.3
VCCIO
VCC
Clamp
Spec.
Load
(pF)
Local
Bus
3.3
Max
ISA
3.3
AVCC
1
203
VCC
1
23, 81, 135,180
3.3
3.3
3.3
VCC5
1
95, 128
5.0
5.0
5.0
VSYS2
1
142
3.3
3.3
5.0
VSYS
1
48, 65
5.0
5.0
5.0
VMEM
1
9, 22, 35
3.3
3.3
3.3
VCC1
1
GND
176
3.3
3.3
3.3
1,12, 20, 33, 52,
53, 68, 104,
105, 121, 156,
157, 191
208
AGND
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