参数资料
型号: PALLV22V10-10PC
厂商: LATTICE SEMICONDUCTOR CORP
元件分类: PLD
英文描述: Low-Voltage Zero Power 24-Pin EE CMOS Versatile PAL Device
中文描述: EE PLD, 10 ns, PDIP24
封装: 0.300 INCH, SKINNY, PLASTIC, DIP-24
文件页数: 8/19页
文件大小: 380K
代理商: PALLV22V10-10PC
16
PALLV22V10 and PALLV22V10Z Families
USE
GAL
DEVICES
FOR
NEW
DESIGNS
POWER-UP RESET
The power-up reset feature ensures that all ip-ops will be reset to LOW after the device has been
powered up. The output state will depend on the programmed pattern. This feature is valuable in
simplifying state machine initialization. A timing diagram and parameter table are shown below.
Due to the synchronous operation of the power-up reset and the wide range of ways VCC can rise
to its steady state, two conditions are required to ensure a valid power-up reset. These conditions
are:
x
The VCC rise must be monotonic.
x
Following reset, the clock input must not be driven from LOW to HIGH until all applicable input
and feedback setup times are met.
Parameter
Symbol
Parameter Description
Max
Unit
tPR
Power-Up Reset Time
1000
ns
tS
Input or Feedback Setup Time
See Switching
Characteristics
tWL
Clock Width LOW
tPR
tWL
tS
2.7 V
VCC
Power
Registered
Active-Low
Output
Clock
Figure 3. Power-Up Reset Waveform
18956D-018
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相关代理商/技术参数
参数描述
PALLV22V10-15JC 制造商:LATTICE 制造商全称:Lattice Semiconductor 功能描述:Low-Voltage Zero Power 24-Pin EE CMOS Versatile PAL Device
PALLV22V10-15JI 制造商:Lattice Semiconductor Corporation 功能描述:
PALLV22V10-15PC 制造商:LATTICE 制造商全称:Lattice Semiconductor 功能描述:Low-Voltage Zero Power 24-Pin EE CMOS Versatile PAL Device
PALLV22V10-7JC 制造商:Rochester Electronics LLC 功能描述:- Bulk
PALLV22V10Z-25JI 制造商:Rochester Electronics LLC 功能描述:- Bulk