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ELANSC300-33KI Datasheet

  • ELANSC300-33KI

  • Highly Integrated, Low-Power, 32-Bit Microcontroller

  • 1344.13KB

  • 139页

  • AMD

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P R E L I M I N A R Y
PCMCIA Slots ....................................................................................................................... 50
The PMU Modes and Clock Generators ............................................................................... 50
脡lanSC300 Microcontroller Power Management .................................................................. 53
Micro Power Off Mode .......................................................................................................... 55
Core Peripheral Controllers ................................................................................................... 60
Additional Peripheral Controllers ........................................................................................... 60
Parallel Port Anomalies ......................................................................................................... 62
PC/AT Support Features ....................................................................................................... 62
LCD, Local Bus, or Maximum ISA Bus Controller ................................................................. 65
Alternate Pin Functions .............................................................................................................. 68
CPU Local Bus Interface versus Internal LCD Interface ....................................................... 69
Maximum ISA Interface versus Internal LCD Interface ......................................................... 70
Alternate Pin Functions Selected Via Firmware ........................................................................ 71
SRAM Interface ..................................................................................................................... 71
Dual-Scan LCD Data Bus ..................................................................................................... 71
Unidirectional/Bidirectional Parallel Port ............................................................................... 71
X1OUT [BAUD_OUT] Clock Source ..................................................................................... 72
PC/XT Keyboard ................................................................................................................... 72
PCMCIA Data Path Control ................................................................................................... 72
14-MHz Clock Source ........................................................................................................... 72
ISA Bus Descriptions ................................................................................................................. 73
System Test and Debug ........................................................................................................ 74
JTAG Instruction Opcodes .................................................................................................... 79
Absolute Maximum Ratings ....................................................................................................... 80
Operating Ranges...................................................................................................................... 80
Thermal Characteristics ............................................................................................................. 82
Typical Power Numbers ............................................................................................................. 82
Derating Curves ......................................................................................................................... 84
Voltage Partitioning .................................................................................................................... 95
Crystal Specifications ................................................................................................................ 95
Loop Filters ................................................................................................................................ 97
AC Switching Characteristics and Waveforms .......................................................................... 98
AC Switching Test Waveforms .............................................................................................. 98
AC Switching Characteristics over Commercial and Industrial Operating Ranges ............... 99
Physical Dimensions ................................................................................................................ 138
PQR 208, Trimmed and Formed Plastic Shrink Quad Flat Pack (QFP) ............................. 138
PQL 208, Trimmed and Formed Thin Quad Flat Pack (TQFP) ........................................... 139
LIST OF FIGURES
Figure 1. PLL Block Diagram ..................................................................................................
Figure 2. Clock Steering Block Diagram .................................................................................
Figure 3. Typical System Design with Secondary Power Supply to Maintain RTC
When Primary Power Supply is Off (DRAM Refresh is Optional.) ..........................
Figure 4. 脡lanSC300 Microcontroller I/O Structure .................................................................
Figure 5. 脡lanSC300 Microcontroller Unidirectional Parallel Port
Data Bus Implementation.........................................................................................
Figure 6. The 脡lanSC300 CPU Bidirectional Parallel Port and EPP Implementation .............
Figure 7. Typical System Block Diagram (Internal LCD Controller) ........................................
Figure 8. Bus Option Configuration Select ..............................................................................
Figure 9. 3.3-V I/O Drive Type E Rise Time............................................................................
Figure 10. 3.3-V I/O Drive Type E Fall Time .............................................................................
Figure 11. 5-V I/O Drive Type E Rise Time...............................................................................
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脡lan鈩C300 Microcontroller Data Sheet
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