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SN54/74LS248中文資料摩托羅拉數(shù)據(jù)手冊PDF規(guī)格書
SN54/74LS248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+ |
原裝 |
90000 |
只做自庫存深圳可交貨 |
詢價 | ||
TI/德州儀器 |
NA |
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 |
23+ |
CDIP |
3000 |
全新原裝、誠信經(jīng)營、公司現(xiàn)貨銷售! |
詢價 | ||
TI |
23+ |
DIP |
1500 |
絕對全新原裝!優(yōu)勢供貨渠道!特價!請放心訂購! |
詢價 | ||
SN5400J |
7 |
7 |
詢價 | ||||
TI |
19+ |
SSSP |
2539 |
原廠代理渠道,每一顆芯片都可追溯原廠； |
詢價 | ||
TI |
新 |
10 |
全新原裝 貨期兩周 |
詢價 | |||
TI |
24+ |
DIP14 |
16800 |
絕對原裝進口現(xiàn)貨,假一賠十,價格優(yōu)勢!? |
詢價 | ||
TI |
23+ |
DIP |
5000 |
原裝正品,假一罰十 |
詢價 | ||
TI/MOT |
24+ |
CDIP |
4500 |
詢價 |
