參數(shù)資料
型號: SN74AS280DRG4
廠商: TEXAS INSTRUMENTS INC
元件分類: 算術(shù)邏輯單元
英文描述: AS SERIES, 9-BIT PARITY GENERATOR/CHECKER, COMPLEMENTARY OUTPUT, PDSO14
封裝: GREEN, PLASTIC, SOIC-14
文件頁數(shù): 8/14頁
文件大小: 505K
代理商: SN74AS280DRG4
SN74ALS280, SN74AS280
9BIT PARITY GENERATORS/CHECKERS
SDAS038C DECEMBER 1982 REVISED DECEMBER 1994
3
POST OFFICE BOX 655303
DALLAS, TEXAS 75265
POST OFFICE BOX 1443
HOUSTON, TEXAS 772511443
recommended operating conditions
SN74ALS280
UNIT
MIN
NOM
MAX
UNIT
VCC
Supply voltage
4.5
5
5.5
V
VIH
High-level input voltage
2
V
VIL
Low-level input voltage
0.8
V
IOH
High-level output current
2.6
mA
IOL
Low-level output current
24
mA
TA
Operating free-air temperature
0
70
°C
electrical characteristics over recommended operating free-air temperature range (unless
otherwise noted)
PARAMETER
TEST CONDITIONS
SN74ALS280
UNIT
PARAMETER
TEST CONDITIONS
MIN
TYP
MAX
UNIT
VIK
VCC = 4.5 V,
II = 18 mA
1.5
V
VOH
VCC = 4.5 V to 5.5 V,
IOH = 0.4 mA
VCC 2
V
VOH
VCC = 4.5 V,
IOH = 2.6 mA
2.4
3.3
V
VOL
VCC = 4.5 V
IOL = 12 mA
0.25
0.4
V
VOL
VCC = 4.5 V
IOL = 24 mA
0.35
0.5
V
II
VCC = 5.5 V,
VI = 7 V
0.1
mA
IIH
VCC = 5.5 V,
VI = 2.7 V
20
A
IIL
VCC = 5.5 V,
VI = 0.4 V
0.1
mA
IO
VCC = 5.5 V,
VO = 2.25 V
30
112
mA
ICC
VCC = 5.5 V
10
16
mA
All typical values are at VCC = 5 V, TA = 25°C.
The output conditions have been chosen to produce a current that closely approximates one half of the true short-circuit output current, IOS.
switching characteristics (see Figure 1)
PARAMETER
FROM
(INPUT)
TO
(OUTPUT)
VCC = 4.5 V to 5.5 V,
CL = 50 pF,
RL = 500 ,
TA = MIN to MAX§
UNIT
PARAMETER
(INPUT)
(OUTPUT)
SN74ALS280
UNIT
MIN
MAX
tPLH
Any
Σ EVEN
3
20
ns
tPHL
Any
Σ EVEN
3
20
ns
tPLH
Any
Σ ODD
3
20
ns
tPHL
Any
Σ ODD
4
22
ns
§ For conditions shown as MIN or MAX, use the appropriate value specified under recommended operating conditions.
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參數(shù)描述
SN74AS280N 功能描述:奇偶功能 9-Bit Parity Generators/Checkers RoHS:否 制造商:Texas Instruments 電路數(shù)量:1 位數(shù):9 邏輯系列:74AC 封裝 / 箱體:SOIC-14 高電平輸出電流:- 24 mA 低電平輸出電流:24 mA 傳播延遲時間:263 ns 工作電源電壓:1.8 V, 2.5 V, 3.3 V, 5 V 最大工作溫度:+ 70 C 最小工作溫度:- 55 C 封裝:Reel
SN74AS280NE4 功能描述:奇偶功能 9-Bit Parity Generators/Checkers RoHS:否 制造商:Texas Instruments 電路數(shù)量:1 位數(shù):9 邏輯系列:74AC 封裝 / 箱體:SOIC-14 高電平輸出電流:- 24 mA 低電平輸出電流:24 mA 傳播延遲時間:263 ns 工作電源電壓:1.8 V, 2.5 V, 3.3 V, 5 V 最大工作溫度:+ 70 C 最小工作溫度:- 55 C 封裝:Reel
SN74AS280NS 制造商:Rochester Electronics LLC 功能描述: 制造商:Texas Instruments 功能描述:
SN74AS280NSR 功能描述:奇偶功能 9-Bit Parity Generators/Checkers RoHS:否 制造商:Texas Instruments 電路數(shù)量:1 位數(shù):9 邏輯系列:74AC 封裝 / 箱體:SOIC-14 高電平輸出電流:- 24 mA 低電平輸出電流:24 mA 傳播延遲時間:263 ns 工作電源電壓:1.8 V, 2.5 V, 3.3 V, 5 V 最大工作溫度:+ 70 C 最小工作溫度:- 55 C 封裝:Reel
SN74AS280NSRE4 功能描述:奇偶功能 9-Bit Parity Generators/Checkers RoHS:否 制造商:Texas Instruments 電路數(shù)量:1 位數(shù):9 邏輯系列:74AC 封裝 / 箱體:SOIC-14 高電平輸出電流:- 24 mA 低電平輸出電流:24 mA 傳播延遲時間:263 ns 工作電源電壓:1.8 V, 2.5 V, 3.3 V, 5 V 最大工作溫度:+ 70 C 最小工作溫度:- 55 C 封裝:Reel