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參數(shù)資料
| 型號： | CD74ACT191E |
| 廠商： | Texas Instruments, Inc. |
| 元件分類： | 通用總線功能 |
| 英文描述： | Presettable Synchronous 4-Bit Binary Up/Down Counter |
| 中文描述： | 可預(yù)置同步4位二進(jìn)制加/減計數(shù)器 |
| 文件頁數(shù)： | 4/10頁 |
| 文件大小： | 51K |
| 代理商： | CD74ACT191E |
4
Low Level Output Voltage
V
OL
V
IH
or V
IL
0.05
1.5
-
0.1
-
0.1
-
0.1
V
0.05
3
-
0.1
-
0.1
-
0.1
V
0.05
4.5
-
0.1
-
0.1
-
0.1
V
12
3
-
0.36
-
0.44
-
0.5
V
24
4.5
-
0.36
-
0.44
-
0.5
V
75
(Note 6, 7)
5.5
-
-
-
1.65
-
-
V
50
(Note 6, 7)
5.5
-
-
-
-
-
1.65
V
Input Leakage Current
I
I
V
CC
or
GND
-
5.5
-
±
0.1
-
±
1
-
±
1
μ
A
Quiescent Supply Current
MSI
I
CC
V
CC
or
GND
0
5.5
-
8
-
80
-
160
μ
A
ACT TYPES
High Level Input Voltage
V
IH
-
-
4.5 to
5.5
2
-
2
-
2
-
V
Low Level Input Voltage
V
IL
-
-
4.5 to
5.5
-
0.8
-
0.8
-
0.8
V
High Level Output Voltage
V
OH
V
IH
or V
IL
-0.05
4.5
4.4
-
4.4
-
4.4
-
V
-24
4.5
3.94
-
3.8
-
3.7
-
V
-75
(Note 6, 7)
5.5
-
-
3.85
-
-
-
V
-50
(Note 6, 7)
5.5
-
-
-
-
3.85
-
V
Low Level Output Voltage
V
OL
V
IH
or V
IL
0.05
4.5
-
0.1
-
0.1
-
0.1
V
24
4.5
-
0.36
-
0.44
-
0.5
V
75
(Note 6, 7)
5.5
-
-
-
1.65
-
-
V
50
(Note 6, 7)
5.5
-
-
-
-
-
1.65
V
Input Leakage Current
I
I
V
CC
or
GND
-
5.5
-
±
0.1
-
±
1
-
±
1
μ
A
Quiescent Supply Current
MSI
I
CC
V
CC
or
GND
0
5.5
-
8
-
80
-
160
μ
A
AdditionalSupplyCurrentper
Input Pin TTL Inputs High
1 Unit Load
I
CC
V
CC
-2.1
-
4.5 to
5.5
-
2.4
-
2.8
-
3
mA
NOTES:
6. Test one output at a time for a 1-second maximum duration. Measurement is made by forcing current and measuring voltage to minimize
power dissipation.
7. Test verifies a minimum 50
transmission-line-drive capability at 85
o
C, 75
at 125
o
C.
ACT Input Load Table
INPUT
UNIT LOAD
P0-P3, PL
0.75
CL, U/D, CE
0.85
NOTE: Unit load is
I
CC
limit specified in DC Electrical Specifications
Table, e.g., 2.4mA max at 25
o
C.
DC Electrical Specifications
(Continued)
PARAMETER
SYMBOL
TEST
CONDITIONS
V
CC
(V)
25
o
C
-40
o
C TO
85
o
C
-55
o
C TO
125
o
C
UNITS
V
I
(V)
I
O
(mA)
MIN
MAX
MIN
MAX
MIN
MAX
CD74AC191, CD74ACT191
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相關(guān)代理商/技術(shù)參數(shù) |
參數(shù)描述 |
|---|---|
| CD74ACT191M | 制造商:TI 制造商全稱:Texas Instruments 功能描述:Presettable Synchronous 4-Bit Binary Up/Down Counter |
| CD74ACT191M WAF | 制造商:Harris Corporation 功能描述: 制造商:Texas Instruments 功能描述: |
| CD74ACT2 | 制造商:Harris Corporation 功能描述: |
| CD74ACT20 | 制造商:TI 制造商全稱:Texas Instruments 功能描述:Dual 4-Input NAND Gate |
| CD74ACT20E | 功能描述:邏輯門 Dual 4-Input 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(fēng)格:SMD/SMT 封裝 / 箱體:DCU-8 封裝:Reel |
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