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HD74HCT688中文资料PDF规格书
HD74HCT688规格书详情
Description
The HD74HCT688 compares bit for bit two 8-bit words and indicates whether or not they are equal. The P=Q output indicates equality when it is low.
A single active low enable is provided to facilitate cascading of several packages and enable comparison of words greater than 8-bits.
This device is useful in memory block decoding applications, where memory block enable signals must be generated from computer address information.
Features
• LSTTL Output Logic Level Compatibility as well as CMOS Output Compatibility
• High Speed Operation: tpd (Data to P=Q) = 18 ns typ (CL = 50 pF)
• High Output Current: Fanout of 10 LSTTL Loads
• Wide Operating Voltage: VCC = 4.5 to 5.5 V
• Low Input Current: 1 µA max
• Low Quiescent Supply Current: ICC (static) = 4 µA max (Ta = 25°C)
供应商 | 型号 | 品牌 | 批号 | 封装 | 库存 | 备注 | 价格 |
---|---|---|---|---|---|---|---|
HITACHI |
2016+ |
DIP |
3000 |
只做原装,假一罚十,公司可开17%增值税发票! |
询价 | ||
NEC |
2020+ |
DIP14 |
986 |
百分百原装正品 真实公司现货库存 本公司只做原装 可 |
询价 | ||
HIT |
02+ |
SOP20 |
1335 |
全新原装进口自己库存优势 |
询价 | ||
HITACHI |
2020+ |
SOP5.2 |
80000 |
只做自己库存,全新原装进口正品假一赔百,可开13%增 |
询价 | ||
HITACHI |
21+ |
SOP20 |
3661 |
原装现货假一赔十 |
询价 | ||
RENESAS/瑞萨 |
23+ |
TSSOP14 |
15000 |
全新原装现货,价格优势 |
询价 | ||
RENESAS |
23+ |
NA |
4441 |
专做原装正品,假一罚百! |
询价 | ||
HITACHI |
96+ |
SOP5.2 |
1606 |
一级代理,专注军工、汽车、医疗、工业、新能源、电力 |
询价 | ||
HITACHI/日立 |
23+ |
NA/ |
3285 |
原装现货,当天可交货,原型号开票 |
询价 | ||
HIT |
SOP-20 |
68500 |
一级代理 原装正品假一罚十价格优势长期供货 |
询价 |