参数资料
型号: MC68HC05P9ACDW
厂商: MOTOROLA INC
元件分类: 微控制器/微处理器
英文描述: 8-BIT, MROM, 2.1 MHz, MICROCONTROLLER, PDSO28
封装: SOIC-28
文件页数: 81/90页
文件大小: 285K
代理商: MC68HC05P9ACDW
GENERAL RELEASE SPECIFICATION
MOTOROLA
ELECTRICAL SPECIFICATIONS
MC68HC05P9A
13-8
Rev. 2.0
Figure 13-4. Power-On Reset Timing
Figure 13-5. External Reset Timing
SC1 PIN
VDD
4064
tcyc
INTERNAL
CLOCK
INTERNAL
ADDRESS
BUS
INTERNAL
DATA
BUS
1FFF
1FFE
NEW
PCL
NEW
PCH
1FFE
1. Internal clock, internal address bus, and internal data bus signals are not available externally.
2. An internal PO R reset is triggered as V
rises through a threshold (typically 1-2 V).
VDD THRESHOLD (TYPICALLY 1-2 V)
t VDDR
DD
NOTES:
NTERNAL
CLOCK
NTERNAL
DDRESS
BUS
RESET
NOTES:
1. Internal clock, internal address bus, and internal data bus signals are not available externally.
2. The next rising edge of t he internal processor clock after t he rising edge of RESET initiates the reset sequence.
tRL
NEW PC
DUMMY
NTERNAL
DATA
BUS
NEW PC
OP
CODE
1FFF
NEW
PCL
1FFE
NEW
PCH
1FFE
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