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參數資料
| 型號： | DM74LS20 |
| 廠商： | Fairchild Semiconductor Corporation |
| 英文描述： | Octal Buffer/Line Driver with 3-STATE Outputs |
| 中文描述： | 雙4輸入與非門 |
| 文件頁數： | 1/4頁 |
| 文件大小： | 45K |
| 代理商： | DM74LS20 |
2000 Fairchild Semiconductor Corporation
DS006355
www.fairchildsemi.com
June 1986
Revised March 2000
D
DM74LS20
Dual 4-Input NAND Gate
General Description
This device contains two independent gates each of which
performs the logic NAND function.
Ordering Code:
Devices also available in Tape and Reel. Specify by appending the suffix letter “X” to the ordering code.
Connection Diagram
Function Table
Y
=
ABCD
H
=
HIGH Logic Level
L
=
LOW Logic Level
X
=
Either LOW or HIGH Logic Level
Order Number
DM74LS20M
DM74LS20N
Package Number
M14A
N14A
Package Description
14-Lead Small Outline Integrated Circuit (SOIC), JEDEC MS-120, 0.150 Narrow
14-Lead Plastic Dual-In-Line Package (PDIP), JEDEC MS-001, 0.300 Wide
Inputs
Output
Y
H
H
H
H
L
A
X
X
X
L
H
B
X
X
L
X
H
C
X
L
X
X
H
D
L
X
X
X
H
相關PDF資料 |
PDF描述 |
|---|---|
| DM74LS20M | Octal Buffer/Line Driver with 3-STATE Outputs; Package: SOIC-Wide; No of Pins: 20; Container: Rail |
| DM74LS20N | Octal Buffer/Line Driver with 3-STATE Outputs; Package: SOIC-Wide; No of Pins: 20; Container: Tape & Reel |
| DM74LS20MX | Dual 4-input NAND Gate |
| DM74LS221 | Dual Non-Retriggerable One-Shot with Clear and Complementary Outputs |
| DM74LS221M | Dual Non-Retriggerable One-Shot with Clear and Complementary Outputs |
相關代理商/技術參數 |
參數描述 |
|---|---|
| DM74LS20 WAF | 制造商:Fairchild Semiconductor Corporation 功能描述: |
| DM74LS20M | 功能描述:邏輯門 Dl 4-Input NAND Gate RoHS:否 制造商:Texas Instruments 產品:OR 邏輯系列:LVC 柵極數量:2 線路數量（輸入/輸出）:2 / 1 高電平輸出電流:- 16 mA 低電平輸出電流:16 mA 傳播延遲時間:3.8 ns 電源電壓-最大:5.5 V 電源電壓-最小:1.65 V 最大工作溫度:+ 125 C 安裝風格:SMD/SMT 封裝 / 箱體:DCU-8 封裝:Reel |
| DM74LS20MX | 功能描述:邏輯門 Dl 4-Input NAND Gate RoHS:否 制造商:Texas Instruments 產品:OR 邏輯系列:LVC 柵極數量:2 線路數量（輸入/輸出）:2 / 1 高電平輸出電流:- 16 mA 低電平輸出電流:16 mA 傳播延遲時間:3.8 ns 電源電壓-最大:5.5 V 電源電壓-最小:1.65 V 最大工作溫度:+ 125 C 安裝風格:SMD/SMT 封裝 / 箱體:DCU-8 封裝:Reel |
| DM74LS20N | 功能描述:邏輯門 Dl 4-Input NAND Gate RoHS:否 制造商:Texas Instruments 產品:OR 邏輯系列:LVC 柵極數量:2 線路數量（輸入/輸出）:2 / 1 高電平輸出電流:- 16 mA 低電平輸出電流:16 mA 傳播延遲時間:3.8 ns 電源電壓-最大:5.5 V 電源電壓-最小:1.65 V 最大工作溫度:+ 125 C 安裝風格:SMD/SMT 封裝 / 箱體:DCU-8 封裝:Reel |
| DM74LS21M | 制造商:Texas Instruments 功能描述: |
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