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74FCT163H245CPVCT Fiches technique(PDF) 4 Page - Texas Instruments

No de pièce 74FCT163H245CPVCT
Description  16-Bit Transceivers
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Fabricant  TI [Texas Instruments]
Site Internet  http://www.ti.com
Logo TI - Texas Instruments

74FCT163H245CPVCT Fiches technique(HTML) 4 Page - Texas Instruments

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CY74FCT163245
CY74FCT163H245
4
Power Supply Characteristics
Parameter
Description
Test Conditions
Typ.[5]
Max.
Unit
ICCD
Dynamic Power Supply
Current[11]
VCC=Max., One Input Toggling,
50% Duty Cycle,
Outputs Open, OE=GND
VIN=VCC or
VIN=GND
50
75
µA/MHz
IC
Total Power Supply
Current[12]
VCC=Max., f1=10 MHz, 50%
Duty Cycle, Outputs Open, One
Bit Toggling, OE=GND
VIN=VCC or
VIN=GND
0.5
0.8
mA
VIN=VCC–0.6V or
VIN=GND
0.5
0.8
mA
VCC=Max., f1=2.5 MHz, 50%
Duty Cycle, Outputs Open, Six-
teen Bits Toggling, OE=GND
VIN=VCC or
VIN=GND
2.0
3.0[13]
mA
VIN=VCC–0.6V or
VIN=GND
2.0
3.3[13]
mA
Switching Characteristics Over the Operating Range VCC=3.0V to 3.6V
[14,15]
Parameter
Description
CY74FCT163245A
CY74FCT163H245A
CY74FCT163245C
CY74FCT163H245C
Min.
Max.
Min.
Max.
Unit
Fig. No.[16]
tPLH
tPHL
Propagation Delay Data to
Output
1.5
4.8
1.5
4.1
ns
1, 3
tPZH
tPZL
Output Enable Time
1.5
6.2
1.5
5.8
ns
1, 7, 8
tPHZ
tPLZ
Output Disable Time
1.5
5.6
1.5
5.2
ns
1, 7, 8
tSK(O)
Output Skew[17]
0.5
0.5
ns
Notes:
11. This parameter is not directly testable, but is derived for use in Total Power Supply calculations.
12. IC
=IQUIESCENT + IINPUTS + IDYNAMIC
IC
=ICC+∆ICCDHNT+ICCD(f0/2 + f1N1)
ICC = Quiescent Current with CMOS input levels
∆I
CC =
Power Supply Current for a TTL HIGH input (VIN=3.4V)
DH
= Duty Cycle for TTL inputs HIGH
NT
= Number of TTL inputs at DH
ICCD = Dynamic Current caused by an input transition pair (HLH or LHL)
f0
= Clock frequency for registered devices, otherwise zero
f1
= Input signal frequency
N1
= Number of inputs changing at f1
All currents are in milliamps and all frequencies are in megahertz.
13. Values for these conditions are examples of the ICC formula. These limits are specified but not tested.
14. Minimum limits are specified but not tested on Propagation Delays.
15. For VCC =2.7, propagation delay, output enable and output disable times should be degraded by 20%.
16. See “Parameter Measurement Information” in the General Information section.
17. Skew between any two outputs of the same package switching in the same direction. This parameter is ensured by design.
Ordering Information CY74FCT163245
Speed
(ns)
Ordering Code
Package
Name
Package Type
Operating
Range
4.1
CY74FCT163245CPACT
Z48
48-Lead (240-Mil) TSSOP
Industrial
CY74FCT163245CPVC/PVCT
O48
48-Lead (300-Mil) SSOP
4.8
CY74FCT163245APACT
Z48
48-Lead (240-Mil) TSSOP
Industrial
CY74FCT163245APVC/PVCT
O48
48-Lead (300-Mil) SSOP


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