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參數(shù)資料
| 型號： | 74HC20 |
| 廠商： | NXP Semiconductors N.V. |
| 英文描述： | Dual 4-input NAND gate |
| 中文描述： | 雙4輸入與非門 |
| 文件頁數(shù)： | 6/6頁 |
| 文件大?。?/td> | 34K |
| 代理商： | 74HC20 |
December 1990
6
Philips Semiconductors
Product specification
Dual 4-input NAND gate
74HC/HCT20
DC CHARACTERISTICS FOR 74HCT
For the DC characteristics see
“74HC/HCT/HCU/HCMOS Logic Family Specifications”
.
Output capability: standard
I
CC
category: SSI
Note to HCT types
The value of additional quiescent supply current (
I
CC
) for a unit load of 1 is given in the family specifications.
To determine
I
CC
per input, multiply this value by the unit load coefficient shown in the table below.
AC CHARACTERISTICS FOR 74HCT
GND = 0 V; t
r
= t
f
= 6 ns; C
L
= 50 pF
AC WAVEFORMS
PACKAGE OUTLINES
See
“74HC/HCT/HCU/HCMOS Logic Package Outlines”
.
INPUT
UNIT LOAD COEFFICIENT
nA, nB, nC, nD
0.3
SYMBOL
PARAMETER
T
amb
(
°
C)
TEST CONDITIONS
74HCT
UNIT
V
CC
(V)
WAVEFORMS
+25
40 to +85
40 to +125
min.
typ.
max.
min.
max.
min.
max.
t
PHL
/ t
PLH
propagation delay
nA, nB, nC, nD to nY
output transition time
16
28
35
42
ns
4.5
Fig.7
t
THL
/ t
TLH
7
15
19
22
ns
4.5
Fig.7
Fig.7
Waveforms showing the enable input (nA, nB, nC, nD) to output (nY) propagation delays and the output
transition times.
(1) HC : V
M
= 50%; V
I
= GND to V
.
HCT: V
M
= 1.3 V; V
I
= GND to 3 V.
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| 74HC21 | Dual 4-input AND gate |
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相關代理商/技術參數(shù) |
參數(shù)描述 |
|---|---|
| 74HC20D | 制造商:NXP Semiconductors 功能描述:DUAL 4-INPUT NAND GATE 制造商:NXP Semiconductors 功能描述:HC NAND Bulk 制造商:NXP Semiconductors 功能描述:NAND Gate 2-Element 4-IN CMOS 14-Pin SO Bulk |
| 74HC20D,652 | 功能描述:邏輯門 DUAL 4-INPUT NAND GATE RoHS:否 制造商:Texas Instruments 產(chǎn)品:OR 邏輯系列:LVC 柵極數(shù)量:2 線路數(shù)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 |
| 74HC20D,653 | 功能描述:邏輯門 DUAL 4-INPUT NAND GATE RoHS:否 制造商:Texas Instruments 產(chǎn)品:OR 邏輯系列:LVC 柵極數(shù)量:2 線路數(shù)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 |
| 74HC20D,653-CUT TAPE | 制造商:NXP 功能描述:74HC20 Series 6 V Surface Mount Dual 4-Input NAND Gate - SOIC-14 |
| 74HC20DB | 功能描述:邏輯門 DUAL 4-INPUT NAND GATE RoHS:否 制造商:Texas Instruments 產(chǎn)品:OR 邏輯系列:LVC 柵極數(shù)量:2 線路數(shù)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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