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參數(shù)資料
| 型號： | IDT54FCT245TPB |
| 廠商： | Integrated Device Technology, Inc. |
| 英文描述： | FAST CMOS OCTAL BIDIRECTIONAL TRANSCEIVERS |
| 中文描述： | 快速CMOS八路雙向收發(fā)器 |
| 文件頁數(shù)： | 3/8頁 |
| 文件大?。?/td> | 157K |
| 代理商： | IDT54FCT245TPB |
IDT54/74FCT245T/AT/CT/DT - 2245T/AT/CT, IDT54/74FCT640T/AT/CT, IDT54/74FCT645T/AT/CT/DT
FAST CMOS OCTAL BIDIRECTIONAL TRANSCEIVERS
MILITARY AND COMMERCIAL TEMPERATURE RANGES
6.9
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
V
IH
Parameter
Test Conditions
(1)
Min.
2.0
Typ.
(2)
—
Max.
—
Unit
V
Input HIGH Level
Guaranteed Logic HIGH Level
V
IL
I
I H
I
I L
Input LOW Level
Input HIGH Current
(4)
Input LOW Current
(4)
Guaranteed Logic LOW Level
V
CC
= Max.
—
—
—
—
—
—
0.8
±
1
±
1
±
1
±
1
±
1
–1.2
—
1
V
μ
A
V
I
= 2.7V
V
I
= 0.5V
I
I
OZL
I
I
High Impedance Output Current
(3-State Output pins)
(4)
Input HIGH Current
(4)
V
CC
= Max.
V
O
= 2.7V
V
O
= 0.5V
—
—
—
—
—
—
μ
A
V
CC
= Max., V
I
= V
CC
(Max.)
μ
A
V
mV
mA
V
IK
V
H
I
CC
Clamp Diode Voltage
Input Hysteresis
Quiescent Power Supply Current
V
CC
= Min., I
IN
= –18mA
—
—
—
–0.7
200
0.01
—
V
CC
= Max., V
IN
= GND or V
CC
OUTPUT DRIVE CHARACTERISTICS FOR FCT245T/640T/645T
Symbol
V
OH
Parameter
Test Conditions
(1)
Min.
2.4
Typ.
(2)
3.3
Max.
—
Unit
V
Output HIGH Voltage
V
CC
= Min.
V
IN
= V
IH
or V
IL
I
OH
= –6mA MIL.
I
OH
= –8mA COM'L.
I
OH
= –12mA MIL.
I
OH
= –15mA COM'L.
I
OL
= 48mA MIL.
I
OL
= 64mA COM'L.
2.0
3.0
—
V
V
OL
Output LOW Voltage
V
CC
= Min.
V
IN
= V
IH
or V
IL
V
CC
= Max., V
O
= GND
(3)
—
0.3
0.55
V
I
OS
Short Circuit Current
–60
–120
–225
mA
OUTPUT DRIVE CHARACTERISTICS FOR FCT2245T
Symbol
I
ODL
Parameter
Test Conditions
(1)
Min.
16
Typ.
(2)
48
Max.
—
Unit
mA
Output LOW Current
V
CC
= 5V, V
IN
= V
IH
or
V
IL,
V
OUT
= 1.5V
(3)
V
CC
= 5V, V
IN
= V
IH
or V
IL,
V
OUT
= 1.5V
(3)
V
CC
= Min.
V
IN
= V
IH
or
V
IL
V
CC
= Min.
V
IN
= V
IH
or V
IL
I
ODH
V
OH
Output HIGH Current
Output HIGH Voltage
–16
2.4
–48
3.3
—
—
mA
V
I
OH
= –12mA MIL.
I
OH
= –15mA COM'L.
I
OL
= 12mA
V
OL
Output LOW Voltage
—
0.3
0.50
V
2539 lnk 05
2539 lnk 06
2539 lnk 07
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 Vcc = 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.
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