參數(shù)資料
型號: 74AC244MTCX
廠商: FAIRCHILD SEMICONDUCTOR CORP
元件分類: 通用總線功能
英文描述: Octal Buffer/Line Driver with 3-STATE Outputs
中文描述: AC SERIES, DUAL 4-BIT DRIVER, TRUE OUTPUT, PDSO20
封裝: 4.40 MM, LEAD FREE, MO-153AC, TSSOP-20
文件頁數(shù): 4/8頁
文件大?。?/td> 79K
代理商: 74AC244MTCX
CAPACITIVECHARACTERISTICS
Symbol
Parameter
Test Conditions
Value
Unit
V
CC
(V)
T
A
= 25
o
C
Min.
Typ.
-40 to 85
o
C
Min.
Max.
Max.
C
IN
C
OUT
C
PD
Input Capacitance
Output Capacitance
Power Dissipation
Capacitance (note 1)
5.0
5.0
5.0
4
8
21
pF
pF
pF
1)C
PD
isdefined asthevalue of the IC’sinternal equivalent capacitance whichis calculated fromtheoperating current consumption without load. (Refer to
Test Circuit).Average operating current can be obtained bythe followingequation. I
CC
(opr) = C
PD
V
CC
f
IN
+I
CC
/n(per circuit)
AC ELECTRICAL CHARACTERISTICS
(C
L
= 50 pF, R
L
= 500
, Input t
r
= t
f
=3ns)
Symbol
Parameter
Test Condition
Value
Unit
V
CC
(V)
3.3
(*)
5.0
(**)
3.3
(*)
5.0
(**)
3.3
(*)
5.0
(**)
T
A
= 25
o
C
Min.
Typ.
1.5
1.5
1.5
1.5
1.5
1.5
-40 to 85
o
C
Min.
1.5
1.5
1.5
1.5
1.5
1.5
Max.
9
7
10
8
11
9
Max.
10
7.5
11
8.5
12
10
t
PLH
t
PHL
Propagation Delay Time
5
4
6
4
7
ns
t
PZL
t
PZH
Output Enable Time
ns
t
PLZ
t
PHZ
Output Disable Time
ns
5.5
(*) Voltagerange is3.3V
±
0.3V
(**) Voltagerange is5V
±
0.5V
TEST CIRCUIT
TEST
SWITCH
Open
2V
CC
Open
t
PLH
, t
PHL
t
PZL
, t
PLZ
t
PZH
, t
PHZ
C
L
=50 pFor equivalent (includes jigand probe capacitance)
R
L
=R
1
=500
or equivalent
R
T
=Z
OUT
of pulse generator (typically50
)
74AC244
4/8
相關PDF資料
PDF描述
74AC244MTCX_NL Octal Buffer/Line Driver with 3-STATE Outputs
74AC244 Octal Buffer/Line Driver with 3-STATE Outputs
74AC244PC Octal Buffer/Line Driver with 3-STATE Outputs
74AC244PCX Octal Buffer/Line Driver with 3-STATE Outputs
74AC244SC Octal Buffer/Line Driver with 3-STATE Outputs
相關代理商/技術參數(shù)
參數(shù)描述
74AC244MTR 功能描述:緩沖器和線路驅動器 Octal Bus Buffer RoHS:否 制造商:Micrel 輸入線路數(shù)量:1 輸出線路數(shù)量:2 極性:Non-Inverting 電源電壓-最大:+/- 5.5 V 電源電壓-最小:+/- 2.37 V 最大工作溫度:+ 85 C 安裝風格:SMD/SMT 封裝 / 箱體:MSOP-8 封裝:Reel
74AC244PC 功能描述:緩沖器和線路驅動器 Octal Buf/Line Drv RoHS:否 制造商:Micrel 輸入線路數(shù)量:1 輸出線路數(shù)量:2 極性:Non-Inverting 電源電壓-最大:+/- 5.5 V 電源電壓-最小:+/- 2.37 V 最大工作溫度:+ 85 C 安裝風格:SMD/SMT 封裝 / 箱體:MSOP-8 封裝:Reel
74AC244PC 制造商:Fairchild Semiconductor Corporation 功能描述:IC 74AC CMOS 74AC244 DIP20 6V
74AC244PC_Q 功能描述:緩沖器和線路驅動器 Octal Buf/Line Drv RoHS:否 制造商:Micrel 輸入線路數(shù)量:1 輸出線路數(shù)量:2 極性:Non-Inverting 電源電壓-最大:+/- 5.5 V 電源電壓-最小:+/- 2.37 V 最大工作溫度:+ 85 C 安裝風格:SMD/SMT 封裝 / 箱體:MSOP-8 封裝:Reel
74AC244SC 功能描述:緩沖器和線路驅動器 Octal Buf/Line Drv RoHS:否 制造商:Micrel 輸入線路數(shù)量:1 輸出線路數(shù)量:2 極性:Non-Inverting 電源電壓-最大:+/- 5.5 V 電源電壓-最小:+/- 2.37 V 最大工作溫度:+ 85 C 安裝風格:SMD/SMT 封裝 / 箱體:MSOP-8 封裝:Reel