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SN74LS249N中文資料摩托羅拉數(shù)據(jù)手冊PDF規(guī)格書
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SN74LS249N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
| 供應商 | 型號 | 品牌 | 批號 | 封裝 | 庫存 | 備注 | 價格 |
|---|---|---|---|---|---|---|---|
TI/德州儀器 |
23+ |
DIP |
11200 |
原廠授權一級代理、全球訂貨優(yōu)勢渠道、可提供一站式BO |
詢價 | ||
24+ |
N/A |
69000 |
一級代理-主營優(yōu)勢-實惠價格-不悔選擇 |
詢價 | |||
TI/德州儀器 |
23+ |
DIP-16 |
50000 |
全新原裝正品現(xiàn)貨,支持訂貨 |
詢價 | ||
TI |
23+ |
10395 |
原裝正品現(xiàn)貨 當天發(fā)貨 提供BOM |
詢價 | |||
TI |
2024+ |
SOIC-16 |
16000 |
原裝優(yōu)勢絕對有貨 |
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 |
24+ |
- |
7197 |
專注TI原裝正品代理分銷,認準水星電子 |
詢價 | ||
TI |
21+ |
原廠原裝 |
13880 |
公司只售原裝,支持實單 |
詢價 | ||
TI |
22+ |
16SOIC |
9000 |
原廠渠道,現(xiàn)貨配單 |
詢價 | ||
TI |
24+ |
DIP16 |
5000 |
自己現(xiàn)貨 |
詢價 |
