型号 功能描述 生产厂家 企业 LOGO 操作
SNJ54LS669J.A

SYNCHRONOUS 4-BIT UP/DOWN COUNTERS

Programmable Look-Ahead Up/Down Binary/Decade Counters * Fully Synchronous Operation for Counting and Programming * Internal Look-Ahead for Fast Counting © Carry Output for n-Bit Cascading * Fully Independent Clock Circuit © Buffered Outputs description Thess synchronous p

TI

德州仪器

SYNCHRONOUS 4-BIT UP/DOWN COUNTERS

Programmable Look-Ahead Up/Down Binary/Decade Counters * Fully Synchronous Operation for Counting and Programming * Internal Look-Ahead for Fast Counting © Carry Output for n-Bit Cascading * Fully Independent Clock Circuit © Buffered Outputs description Thess synchronous p

TI

德州仪器

SYNCHRONOUS 4-BIT UP/DOWN COUNTER

SYNCHRONOUS 4-BIT UP/DOWN COUNTER The SN54 /74LS669 is a synchronous 4-bit up/down counter. The LS669 is a 4-bit binary counter. For high speed counting applications, this presettable counter features an internal carry lookahead for cascading purposes. By clocking all flip-flops simultaneousl

Motorola

摩托罗拉

SYNCHRONOUS 4-BIT UP/DOWN COUNTERS

文件:481.95 Kbytes Page:12 Pages

TI

德州仪器

SYNCHRONOUS 4-BIT UP/DOWN COUNTERS

文件:481.95 Kbytes Page:12 Pages

TI

德州仪器

SYNCHRONOUS 4-BIT UP/DOWN COUNTERS

文件:481.95 Kbytes Page:12 Pages

TI

德州仪器

更新时间:2025-11-24 18:09:00
IC供应商 芯片型号 品牌 批号 封装 库存 备注 价格
TI
18+
N/A
6000
主营军工偏门料,国内外都有渠道
25+
模块
18000
原厂直接发货进口原装
TEXASINSTRUMENTS
23+
NA
1118
专做原装正品,假一罚百!
TI
24+
CDIP
9630
我们只做原装正品现货!量大价优!
TI
25+
691
公司优势库存 热卖中!
TI/TEXAS
NEW
原厂封装
8931
代理全系列销售, 全新原装正品,价格优势,长期供应,量大可订
TI
23+
CDIP
5000
全新原装,支持实单,非诚勿扰
TI/德州仪器
22+
DIP16
12245
现货,原厂原装假一罚十!
TI
23+
DIP0
8000
只做原装现货
TI
20+
N/A
3600
专业配单,原装正品假一罚十,代理渠道价格优

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