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| 型號(hào)： | IDT74FCT161TDB |
| 廠商： | Integrated Device Technology, Inc. |
| 元件分類(lèi)： | 通用總線功能 |
| 英文描述： | FAST CMOS SYNCHRONOUS PRESETTABLE BINARY COUNTERS |
| 中文描述： | 快速CMOS同步預(yù)置二進(jìn)制計(jì)數(shù)器 |
| 文件頁(yè)數(shù)： | 3/7頁(yè) |
| 文件大?。?/td> | 94K |
| 代理商： | IDT74FCT161TDB |
IDT54/74FCT161T/AT/CT, IDT54/74FCT163T/AT/CT
FAST CMOS SYNCHRONOUS PRESETTABLE BINARY COUNTERS
MILITARY AND COMMERCIAL TEMPERATURE RANGES
6.7
3
DC ELECTRICAL CHARACTERISTICS OVER OPERATING RANGE
Following Conditions Apply Unless Otherwise Specified:
Commercial: T
A
= 0
°
C to +70
°
C, V
CC
= 5.0V
±
5%; Military: T
A
= –55
°
C to +125
°
C, V
CC
= 5.0V
±
10%
Symbol
Parameter
V
IH
Input HIGH Level
Guaranteed Logic HIGH Level
Test Conditions
(1)
Min.
2.0V
2.7V
—
—
Typ.
(2)
—
—
—
—
Max.
—
—
0.8
±
1
±
1
±
1
–1.2
–225
—
Unit
V
V
V
μ
A
μ
A
μ
A
V
mA
V
COM'L
(5)
MIL
V
IL
I
IH
Input LOW Level
Input HIGH Current
(4)
Input LOW Current
(4)
Input HIGH Current
(4)
Clamp Diode Voltage
Short Circuit Current
Output HIGH Voltage
Guaranteed Logic LOW Level
V
CC
= Max.
V
I
= 2.7V
V
I
= 0.5V
I
IL
V
CC
= Max.
—
—
I
I
V
IK
I
OS
V
OH
V
CC
= Max., V
I
= V
CC
(Max.)
V
CC
= Min., I
N
= –18mA
V
CC
= Max.
(3)
, V
O
= GND
V
CC
= Min.
V
IN
= V
IH
or V
IL
—
—
–60
2.4
—
–0.7
–120
3.3
I
OH
= –6mA MIL.
I
OH
= –8mA COM’L.
I
OH
= –12mA MIL.
I
OH
= –15mA COM’L.
I
OL
= 32mA MIL.
I
OL
= 48mA COM’L.
2.0
3.0
—
V
V
OL
Output LOW Voltage
V
CC
= Min.
V
IN
= V
IH
or V
IL
—
0.3
0.5
V
V
H
I
CC
Input Hysteresis
Quiescent Power
Supply Current
—
—
—
200
0.01
—
1
mV
mA
V
CC
= Max.
V
IN
= GND or V
CC
NOTES:
1. For conditions shown as Max. or Min., use appropriate value specified under Electrical Characteristics for the applicable device type.
2. Typical values are at V
CC
= 5.0V, +25
°
C ambient.
3. Not more than one output should be shorted at one time. Duration of the short circuit test should not exceed one second.
4. The test limit for this parameter is
±
5
μ
A at T
A
= -55
°
C.
5. Clock pin requires a minimum V
IH
of 2.5V.
2611 tbl 05
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