A8259中文資料阿爾特數(shù)據(jù)手冊PDF規(guī)格書
A8259規(guī)格書詳情
General Description
The Altera? a8259 MegaCore? function is a programmable interrupt controller. The a8259 can be initialized by the microprocessor through eight data bus lines (din[7..0] and dout[7..0]), and the ncs, nrd, nwr, int, and ninta control signals. Figure 1 shows the symbol for the a8259.
Features
■ Optimized for FLEX? and MAX? architectures
■ Offers eight levels of individually maskable interrupts
■ Expandable to 64 interrupts
■ Offers a flexible priority resolution scheme
■ Provides programmable interrupt modes and vectors
■ Uses approximately 399 logic elements (LEs) in FLEX devices
■ Functionally based on the Intel 8259 device, except as noted in the “Variations & Clarifications” section on page 79
產(chǎn)品屬性
- 型號：
A8259
- 制造商：
ALTERA
- 制造商全稱：
Altera Corporation
- 功能描述：
PROGRAMMABLE INTERRUPT CONTROLLER
| 供應(yīng)商 | 型號 | 品牌 | 批號 | 封裝 | 庫存 | 備注 | 價格 |
|---|---|---|---|---|---|---|---|
NXP |
22+ |
QFN |
8000 |
原裝正品支持實單 |
詢價 | ||
AIT |
23+ |
SOT23-6 |
45000 |
原裝正品現(xiàn)貨 |
詢價 | ||
INTEL/英特爾 |
24+ |
PGA |
22055 |
鄭重承諾只做原裝進口現(xiàn)貨 |
詢價 | ||
PHI |
QFN |
04+ |
8 |
全新原裝進口自己庫存優(yōu)勢 |
詢價 | ||
ALTERA |
23+ |
原廠原包 |
19960 |
只做進口原裝 終端工廠免費送樣 |
詢價 | ||
PHI |
23+ |
QFN |
20000 |
全新原裝假一賠十 |
詢價 | ||
INT |
24+/25+ |
11 |
原裝正品現(xiàn)貨庫存價優(yōu) |
詢價 | |||
INTEL/英特爾 |
24+ |
PGA |
66800 |
原廠授權(quán)一級代理,專注汽車、醫(yī)療、工業(yè)、新能源！ |
詢價 | ||
INT |
2015+ |
SOP/DIP |
19889 |
一級代理原裝現(xiàn)貨,特價熱賣! |
詢價 | ||
ALTERA/阿爾特拉 |
23+ |
10000 |
原廠授權(quán)代理,海外優(yōu)勢訂貨渠道?？商峁┐罅繋齑?詳 |
詢價 |
