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SN74LS249DW中文資料摩托羅拉數(shù)據(jù)手冊PDF規(guī)格書
SN74LS249DW規(guī)格書詳情
The SN54/74LS247 thru SN54/74LS249 are BCD-to-Seven-Segment Decoder/Drivers. The LS247 and LS248 are functionally and electrically identical to the LS47 and LS48 with the same pinout configuration. The LS249 is a 16-pin version of the 14-pin LS49 and includes full functional capability for lamp test and ripple blanking which was not available in the LS49.
LS247
? Open-Collector Outputs Drive Indicators Directly
? Lamp-Test Provision
? Leading/Trailing Zero Suppression
LS248
? Internal Pull-Ups Eliminate Need for External Resistors
? Lamp-Test Provision
? Leading/Trailing Zero Suppression
LS249
? Open-Collector Outputs
? Lamp-Test Provision
? Leading/Trailing Zero Suppression
| 供應(yīng)商 | 型號 | 品牌 | 批號 | 封裝 | 庫存 | 備注 | 價格 |
|---|---|---|---|---|---|---|---|
NS/國半 |
23+ |
NA/ |
69 |
優(yōu)勢代理渠道,原裝正品,可全系列訂貨開增值稅票 |
詢價 | ||
TI(德州儀器) |
23+ |
SOP16 |
7350 |
現(xiàn)貨供應(yīng),當天可交貨!免費送樣,原廠技術(shù)支持!!! |
詢價 | ||
TI |
2024+ |
SOIC-16 |
16000 |
原裝優(yōu)勢絕對有貨 |
詢價 | ||
TI |
24+ |
- |
7197 |
專注TI原裝正品代理分銷,認準水星電子 |
詢價 | ||
Texas Instruments |
23+ |
16-SOIC |
4500 |
原裝正品 正規(guī)報關(guān) 可開增值稅票 |
詢價 | ||
TI |
1844+ |
DIP |
9852 |
只做原裝正品假一賠十為客戶做到零風(fēng)險!! |
詢價 | ||
TI/德州儀器 |
SOIC-16 |
90000 |
集團化配單-有更多數(shù)量-免費送樣-原包裝正品現(xiàn)貨-正規(guī) |
詢價 | |||
TI |
22+ |
16SOIC |
9000 |
原廠渠道,現(xiàn)貨配單 |
詢價 | ||
TI |
新 |
18 |
全新原裝 貨期兩周 |
詢價 | |||
TI |
24+ |
DIP16 |
5000 |
自己現(xiàn)貨 |
詢價 |
