位置:SN54SLASH74LS249 > SN54SLASH74LS249详情

SN54SLASH74LS249中文资料

厂家型号

SN54SLASH74LS249

文件大小

280.96Kbytes

页面数量

8

功能描述

BCD-TO-SEVEN-SEGMENT DECODERS/DRIVERS

数据手册

下载地址一下载地址二到原厂下载

生产厂商

MOTOROLA

SN54SLASH74LS249数据手册规格书PDF详情

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

更新时间:2026-2-27 10:06:00
供应商 型号 品牌 批号 封装 库存 备注 价格
24+
N/A
58000
一级代理-主营优势-实惠价格-不悔选择
Texas Instruments
22+
CDIP
8652
军用单位指定合供方/只做原装,正品现货
TI/德州仪器
25+
原厂封装
10280
原厂授权代理,专注军工、汽车、医疗、工业、新能源!
TI/德州仪器
25+
原厂封装
10280
TI/德州仪器
25+
原厂封装
11000
TI/德州仪器
25+
原厂封装
10280
TI
25+
TSSOP-24
20948
样件支持,可原厂排单订货!
TI
25+
TSSOP-24
21000
正规渠道,免费送样。支持账期,BOM一站式配齐
TI德州仪器
22+
24000
原装正品现货,实单可谈,量大价优
24+
3000
自己现货

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