参数资料
型号: MC68HLC705KJ1C
厂商: MOTOROLA INC
元件分类: 微控制器/微处理器
英文描述: 8-BIT, OTPROM, 4 MHz, MICROCONTROLLER, PDIP16
封装: PLASTIC, DIP-16
文件页数: 109/144页
文件大小: 1575K
代理商: MC68HLC705KJ1C
Resets and Interrupts
Resets
MC68HC705KJ1MC68HRC705KJ1MC68HLC705KJ1 — Rev. 3.0
Technical Data
MOTOROLA
Resets and Interrupts
67
Figure 5-2. Power-On Reset Timing
5.3.2 External Reset
A logic 0 applied to the RESET pin for 1 1/2 tcyc generates an external
reset. A Schmitt trigger senses the logic level at the RESET pin.
Figure 5-3. External Reset Timing
OSCILLATOR STABILIZATION DELAY(2)
VDD
OSC1 PIN
INTERNAL
CLOCK
INTERNAL
ADDRESS BUS
Notes:
INTERNAL
DATA BUS
1. Power-on reset threshold is typically between 1 V and 2 V.
2. 4064 cycles or 128 cycles, depending on state of SOSCD bit in MOR
$07FE
$07FF
NEW PCH
NEW PCL
(NOTE 1)
3. Internal clock, internal address bus, and internal data bus are not available externally.
Table 5-1. External Reset Timing
Characteristic
Symbol
Min
Max
Unit
RESET Pulse Width
tRL
1.5
tcyc
INTERNAL
CLOCK
INTERNAL
ADDRESS BUS
Notes:
INTERNAL
DATA BUS
$07FE
$07FF
NEW PC
1. Internal clock, internal address bus, and internal data bus are not available externally.
2. The next rising edge of the internal clock after the rising edge of RESET initiates the reset sequence.
NEW
PCH
tRL
NEW PC
NEW
PCL
DUMMY
OP
CODE
RESET
相关PDF资料
PDF描述
MC68HRC08JK1CDW 8-BIT, MROM, 4 MHz, MICROCONTROLLER, PDSO20
MC68HC08JK1CP 8-BIT, MROM, 4 MHz, MICROCONTROLLER, PDIP20
MC68HC08JK1CDW 8-BIT, MROM, 4 MHz, MICROCONTROLLER, PDSO20
MC68HC08JK3MDW 8-BIT, MROM, 8 MHz, MICROCONTROLLER, PDSO20
MC68SZ328VH66V 66.32 MHz, MICROPROCESSOR, PBGA196
相关代理商/技术参数
参数描述
MC68HLC908JK3CP 制造商:Rochester Electronics LLC 功能描述:- Bulk
MC68HLC908QT1CFQ 制造商:Rochester Electronics LLC 功能描述:- Bulk
MC68HLC908QT4CDW 制造商:Rochester Electronics LLC 功能描述:- Bulk
MC68HLC908QT4CFQ 制造商:Rochester Electronics LLC 功能描述:- Bulk
MC68HLC908QY1CDW 制造商:Rochester Electronics LLC 功能描述:LOW V-1.5K FLASH W/O ADC - Bulk