IDT74FCT245TP IDT, Integrated Device Technology Inc, IDT74FCT245TP Datasheet - Page 4

• Manufacturer Part Number: IDT74FCT245TP
• Manufacturer: IDT, Integrated Device Technology Inc

Specifications of IDT74FCT245TP

• Lead Free Status / Rohs Status: Supplier Unconfirmed

IDT54/74FCT245T/AT/CT/DT - 2245T/AT/CT, IDT54/74FCT640T/AT/CT, IDT54/74FCT645T/AT/CT/DT
FAST CMOS OCTAL BIDIRECTIONAL TRANSCEIVERS
POWER SUPPLY CHARACTERISTICS
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
3. Per TTL driven input (V
4. This parameter is not directly testable, but is derived for use in Total Power Supply Calculations.
5. Values for these conditions are examples of the I
6. I
I
I
D
N
I
f
f
N
All currents are in milliamps and all frequencies are in megahertz.
C
C
CC
CCD
CP
i
Symbol
I
H
T
= Input Frequency
i
CC
I
I
= I
= I
= Number of Inputs at f
CCD
C
= Number of TTL Inputs at D
= Duty Cycle for TTL Inputs High
= Clock Frequency for Register Devices (Zero for Non-Register Devices)
I
= Quiescent Current
CC
= Dynamic Current Caused by an Input Transition Pair (HLH or LHL)
QUIESCENT
CC
= Power Supply Current for a TTL High Input (V
+ I
CC
D
Quiescent Power Supply Current
TTL Inputs HIGH
Dynamic Power Supply
Current
Total Power Supply Current
+ I
H
N
INPUTS
T
+ I
CC
(4)
IN
CCD
+ I
i
= 5.0V, +25 C ambient.
= 3.4V). All other inputs at V
DYNAMIC
Parameter
(f
CP/
H
2 + f
i
N
i
)
(6)
CC
formula. These limits are guaranteed but not tested.
IN
CC
= 3.4V)
V
V
V
Outputs Open
OE
One Input Toggling
50% Duty Cycle
V
Outputs Open
fi = 10MHz
50% Duty Cycle
OE
One Bit Toggling
V
Outputs Open
fi = 2.5MHz
50% Duty Cycle
OE
Eight Bits Toggling
CC
IN
CC
CC
CC
or GND.
= 3.4V
= T/
= T/
= T/
= Max.
= Max.
= Max.
= Max.
R
R
R
= GND
= GND
= GND
(3)
6.9
Test Conditions
V
V
V
V
V
V
V
V
V
V
IN
IN
IN
IN
IN
IN
IN
IN
IN
IN
MILITARY AND COMMERCIAL TEMPERATURE RANGES
= V
= GND
= V
= GND FCT2xxxT
= 3.4
= GND FCT2xxxT
= V
= GND FCT2xxxT
= 3.4
= GND FCT2xxxT
(1)
CC
CC
CC
FCTxxxT
FCT2xxxT
FCTxxxT
FCTxxxT
FCTxxxT
FCTxxxT
Min.
—
—
—
—
—
—
—
—
—
—
Typ.
0.15
0.06
0.5
0.6
1.8
0.9
1.2
5.0
3.2
1.5
3.0
(2)
14.0
11.4
6.0
3.4
Max.
0.25
0.12
2.0
3.5
2.2
4.5
3.2
(5)
(5)
(5)
(
5)
2539 tbl 08
Unit
MHz
mA/
mA
mA
4