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參數資料
| 型號： | SN74HC21PWR |
| 廠商： | TEXAS INSTRUMENTS INC |
| 元件分類： | 門電路 |
| 英文描述： | HC/UH SERIES, DUAL 4-INPUT AND GATE, PDSO14 |
| 封裝： | GREEN, PLASTIC, TSSOP-14 |
| 文件頁數： | 1/18頁 |
| 文件大小： | 703K |
| 代理商： | SN74HC21PWR |
SN54HC21, SN74HC21
DUAL 4INPUT POSITIVEAND GATES
SCLS087E DECEMBER 1982 REVISED AUGUST 2003
1
POST OFFICE BOX 655303
DALLAS, TEXAS 75265
D Wide Operating Voltage Range of 2 V to 6 V
D Outputs Can Drive Up To 10 LSTTL Loads
D Low Power Consumption, 20-A Max ICC
D Typical tpd = 11 ns
D ±4-mA Output Drive at 5 V
D Low Input Current of 1 A Max
1
2
3
4
5
6
7
14
13
12
11
10
9
8
1A
1B
NC
1C
1D
1Y
GND
VCC
2D
2C
NC
2B
2A
2Y
SN54HC21 ...J OR W PACKAGE
SN74HC21 . . . D, N, NS, OR PW PACKAGE
(TOP VIEW)
32 1 20 19
910 11 1213
4
5
6
7
8
18
17
16
15
14
2C
NC
2B
NC
1C
NC
1D
1B
1A
NC
2Y
2A
V
2D
1Y
GND
NC
SN54HC21 . . . FK PACKAGE
(TOP VIEW)
CC
NC No internal connection
description/ordering information
These devices contain two independent 4-input AND gates. They perform the Boolean function
Y
+ A B C Dor
Y
+ A ) B ) C ) D in positive logic.
ORDERING INFORMATION
TA
PACKAGE
ORDERABLE
PART NUMBER
TOP-SIDE
MARKING
PDIP N
Tube of 25
SN74HC21N
Tube of 50
SN74HC21D
SOIC D
Reel of 2500
SN74HC21DR
HC21
40
°C to 85°C
SOIC D
Reel of 250
SN74HC21DT
HC21
40
°C to 85°C
SOP NS
Reel of 2000
SN74HC21NSR
HC21
Tube of 90
SN74HC21PW
TSSOP PW
Reel of 2000
SN74HC21PWR
HC21
TSSOP PW
Reel of 250
SN74HC21PWT
HC21
CDIP J
Tube of 25
SNJ54HC21J
55
°C to 125°C
CFP W
Tube of 150
SNJ54HC21W
55 C to 125 C
LCCC FK
Tube of 55
SNJ54HC21FK
Package drawings, standard packing quantities, thermal data, symbolization, and PCB design guidelines are
available at www.ti.com/sc/package.
Please be aware that an important notice concerning availability, standard warranty, and use in critical applications of
Texas Instruments semiconductor products and disclaimers thereto appears at the end of this data sheet.
Copyright
2003, Texas Instruments Incorporated
PRODUCTION DATA information is current as of publication date.
Products conform to specifications per the terms of Texas Instruments
standard warranty. Production processing does not necessarily include
testing of all parameters.
On products compliant to MILPRF38535, all parameters are tested
unless otherwise noted. On all other products, production
processing does not necessarily include testing of all parameters.
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| SNJ54HC21W | HC/UH SERIES, DUAL 4-INPUT AND GATE, CDFP14 |
| SNJ54HC21WR | HC/UH SERIES, DUAL 4-INPUT AND GATE, CDFP14 |
相關代理商/技術參數 |
參數描述 |
|---|---|
| SN74HC21PWRE4 | 功能描述:邏輯門 Dual 4-input Positive-AND Gates 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 |
| SN74HC21PWRG4 | 功能描述:邏輯門 Dual 4 Input POS AND Gates 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 |
| SN74HC21PWT | 功能描述:邏輯門 Dual 4-input Positive-AND Gates 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 |
| SN74HC21PWTE4 | 功能描述:邏輯門 Dual 4-input Positive-AND Gates 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 |
| SN74HC21PWTG4 | 功能描述:邏輯門 Dual 4 Input POS AND Gates 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 |
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