ELANSC310 AMD [Advanced Micro Devices], ELANSC310 Datasheet - Page 7

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

Reset and Power ....................................................................................................................... 37
Functional Description ............................................................................................................... 38
Alternate Pin Functions .............................................................................................................. 59
Alternate Pin Functions Selected Via Firmware ........................................................................ 61
ISA Bus Descriptions ................................................................................................................. 63
Absolute Maximum Ratings ....................................................................................................... 70
Operating Ranges...................................................................................................................... 70
Thermal Characteristics ............................................................................................................. 72
Typical Power Numbers ............................................................................................................. 72
Derating Curves ......................................................................................................................... 73
Voltage Partitioning .................................................................................................................... 84
Crystal Specifications ................................................................................................................ 84
Loop Filters ................................................................................................................................ 86
AC Switching Characteristics and Waveforms .......................................................................... 87
Physical Dimensions ................................................................................................................ 118
AGND.................................................................................................................................... 37
AVCC .................................................................................................................................... 37
GND ...................................................................................................................................... 37
IORESET .............................................................................................................................. 37
RESIN ................................................................................................................................... 37
VCC....................................................................................................................................... 38
VCC1..................................................................................................................................... 38
VCC5..................................................................................................................................... 38
VMEM ................................................................................................................................... 38
VSYS..................................................................................................................................... 38
VSYS2................................................................................................................................... 38
Am386SXLV CPU Core ........................................................................................................ 38
Memory Controller ................................................................................................................. 38
SRAM .................................................................................................................................... 41
The PMU Modes and Clock Generators ............................................................................... 41
ÉlanSC310 Microcontroller Power Management .................................................................. 44
Micro Power Off Mode .......................................................................................................... 46
Core Peripheral Controllers ................................................................................................... 50
Additional Peripheral Controllers ........................................................................................... 51
Parallel Port Anomalies ......................................................................................................... 53
PC/AT Support Features ....................................................................................................... 53
Local Bus or Maximum ISA Bus Controller ........................................................................... 56
Maximum ISA Interface versus Local Bus Interface ............................................................. 60
SRAM Interface ..................................................................................................................... 61
Unidirectional/Bidirectional Parallel Port ............................................................................... 61
X1OUT [BAUD_OUT] Clock Source ..................................................................................... 61
PC/XT Keyboard ................................................................................................................... 62
14-MHz Clock Source ........................................................................................................... 62
System Test and Debug ........................................................................................................ 64
JTAG Instruction Opcodes .................................................................................................... 69
AC Switching Test Waveforms .............................................................................................. 87
AC Switching Characteristics over Commercial Operating Ranges ...................................... 88
PQR 208, Trimmed and Formed Plastic Shrink Quad Flat Pack (QFP) ............................. 118
PQL 208, Trimmed and Formed Thin Quad Flat Pack (TQFP) ........................................... 119
Élan™SC310 Microcontroller Data Sheet
P R E L I M I N A R Y
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