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參數資料
| 型號： | 74F525QC |
| 英文描述： | Analog Timer Circuit |
| 中文描述： | 模擬定時器電路 |
| 文件頁數： | 1/8頁 |
| 文件大小： | 79K |
| 代理商： | 74F525QC |
2000 Fairchild Semiconductor Corporation
DS009545
www.fairchildsemi.com
April 1988
Revised October 2000
7
74F521
8-Bit Identity Comparator
General Description
The 74F521 is an expandable 8-bit comparator. It com-
pares two words of up to eight bits each and provides a
LOW output when the two words match bit for bit. The
expansion input I
A
=
B
also serves as an active LOW enable
input.
Features
I
Compares two 8-bit words in 6.5 ns typ
I
Expandable to any word length
I
20-pin package
Ordering Code:
Devices also available in Tape and Reel. Specify by appending the suffix letter “X” to the ordering code.
Logic Symbols
IEEE/IEC
Connection Diagram
Order Number
74F521SC
74F521SJ
74F521MSA
74F521PC
Package Number
M20B
M20D
MSA20
N20A
Package Description
20-Lead Small Outline Integrated Circuit (SOIC), JEDEC MS-013, 0.300 Wide
20-Lead Small Outline Package (SOP), EIAJ TYPE II, 5.3mm Wide
20-Lead Shrink Small Outline Package (SSOP), EIAJ TYPE II, 5.3mm Wide
20-Lead Plastic Dual-In-Line Package (PDIP), JEDEC MS-001, 0.300 Wide
相關PDF資料 |
PDF描述 |
|---|---|
| 74F525SC | Analog Timer Circuit |
| 74F521 | 8-bit identity comparator |
| 74F521MSA | 8-Bit Identity Comparator |
| 74F521PC | 8-Bit Identity Comparator |
| 74F521SC | 8-Bit Identity Comparator |
相關代理商/技術參數 |
參數描述 |
|---|---|
| 74F525QCX | 制造商:NSC 制造商全稱:National Semiconductor 功能描述:Programmable Counter |
| 74F525SC | 制造商:未知廠家 制造商全稱:未知廠家 功能描述:Analog Timer Circuit |
| 74F525SCX | 制造商:NSC 制造商全稱:National Semiconductor 功能描述:Programmable Counter |
| 74F5300 | 制造商:PHILIPS 制造商全稱:NXP Semiconductors 功能描述:Fiber optic LED driver |
| 74F5302 | 制造商:PHILIPS 制造商全稱:NXP Semiconductors 功能描述:Fiber optic dual LED/clock driver |
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