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74LS289

64BIT RANDOM ACCESS MEMORY

DESCRIPTION The 289 is a high speed 64-bit RAM organized as a 16-word by 4-bit array. Address input are buffered to minimize loading, and addresses are fully decoded on-chip.

文件:75.88 Kbytes 页数:3 Pages

ETCList of Unclassifed Manufacturers

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74LS293

4-bit Binary Counters

● Quadrupie 2-Input Positive NAND Gates ● Quadruple 2-Input Positive NAND Gates (with Open Collector Output) (Continue....)

文件:85.68 Kbytes 页数:7 Pages

HITACHIHitachi Semiconductor

日立日立公司

74LS293

DECADE COUNTER; 4-BIT BINARY COUNTER

The SN54/74LS290 and SN54/74LS293 are high-speed 4-bit ripple type counters partitioned into two sections. • Corner Power Pin Versions of the LS90 and LS93 • Low Power Consumption . . . Typically 45 mW • High Count Rates . . . Typically 42 MHz • Choice of Counting Modes . . . BCD, Bi-Quin

文件:205.26 Kbytes 页数:7 Pages

MOTOROLA

摩托罗拉

74LS293

DECADE COUNTER; 4-BIT BINARY COUNTER

DECADE COUNTER; 4-BIT BINARY COUNTER The SN54 /74LS290 and SN54 /74LS293 are high-speed 4-bit ripple type counters partitioned into two sections. Each counter has a divide-by-two section and either a divide-by-five (LS290) or divide-by-eight (LS293) section which are triggered by a HIGH-to-LOW tr

文件:74.26 Kbytes 页数:5 Pages

ONSEMI

安森美半导体

74LS298

LOW POWER SCHOTTKY

  Quad 2-Input Multiplexer with Storage  The SN74LS298 is a Quad 2-Port Register. It is the logical equivalent of a quad 2-input multiplexer followed by a quad 4-bit edge-triggered register. A Common Select input selects between two 4-bit input ports (data sources

文件:114.78 Kbytes 页数:8 Pages

ONSEMI

安森美半导体

74LS298

Quadruple 2-input Multiplexers(with storage)

● Quadrupie 2-Input Positive NAND Gates ● Quadruple 2-Input Positive NAND Gates (with Open Collector Output) (Continue....)

文件:64.3 Kbytes 页数:6 Pages

HITACHIHitachi Semiconductor

日立日立公司

74LS298

Quad 2-Port Register Multiplexer with Storage

General Description The ’LS298 is a quad 2-port register. It is the logical equivalent of a quad 2-input multiplexer followed by a quad 4-bit edge-triggered register. A Common Select input selects between two 4-bit input ports (data sources). The selected data is transferred to the output registe

文件:43.89 Kbytes 页数:4 Pages

FAIRCHILD

仙童半导体

74LS298

QUAD 2-INPUT MULTIPLEXER WITH STORAGE

QUAD 2-INPUT MULTIPLEXER WITH STORAGE The SN54/74LS298 is a Quad 2-Port Register. It is the logical equivalent of aquad 2-input multiplexer followed by a quad 4-bit edge-triggered register. A Common Select input selects between two 4-bit input ports (datasources.) The selected data is transferred

文件:187.98 Kbytes 页数:6 Pages

MOTOROLA

摩托罗拉

74LS299

8-Input Universal Shift/Storage Register with

General Description The DM74LS299 is an 8-bit universal shift/storage register with 3-STATE outputs. Four modes of operation are possible: hold (store), shift left, shift right and load data. The parallel load inputs and flip-flop outputs are multiplexed to reduce the total number of package pins

文件:65.03 Kbytes 页数:6 Pages

FAIRCHILD

仙童半导体

74LS30

8-Input NAND Gate

General Description This device contains a single gate which performs the logic NAND function. Supply Voltage 7V Input Voltage 7V Operating Free Air Temperature Range 0°C to +70°C Storage Temperature Range −65°C to +150°C

文件:45.92 Kbytes 页数:4 Pages

FAIRCHILD

仙童半导体

详细参数

  • 型号:

    74LS

  • 制造商:

    ONSEMI

  • 制造商全称:

    ON Semiconductor

  • 功能描述:

    SYNCHRONOUS 4-BIT UP/DOWN COUNTER

供应商型号品牌批号封装库存备注价格
FAI
25+
SOP
908
原装现货热卖中,提供一站式真芯服务
询价
FSC
15+
SOP-14
11560
全新原装,现货库存,长期供应
询价
TI
23+
SOP
6200
绝对全新原装!优势供货渠道!特价!请放心订购!
询价
TI
23+
SOP14
6000
原装正品,假一罚十
询价
TI
03+
SOP145.2
500
原装现货价格有优势量大可以发货
询价
HIT
16+
管装
8000
原装现货请来电咨询
询价
FSC
2016+
DIP
3000
只做原装,假一罚十,公司可开17%增值税发票!
询价
TMS
05+
SOIC
1000
自己公司全新库存绝对有货
询价
TI
13+
SOP
5074
原装分销
询价
TI
24+
SOP14-5.2
25843
公司原厂原装现货假一罚十!特价出售!强势库存!
询价
更多74LS供应商 更新时间2026-1-29 11:02:00