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74ACT16254DGGR Datasheet(Hoja de datos) 4 Page - Texas Instruments

No. de Pieza. 74ACT16254DGGR
Descripción  16-BIT ADDRESS/DATA MULTIPLEXER WITH 3-STATE OUTPUTS
Descarga  6 Pages
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Fabricante  TI [Texas Instruments]
Página de inicio  http://www.ti.com
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74ACT16254
16-BIT ADDRESS/DATA MULTIPLEXER
WITH 3-STATE OUTPUTS
SCAS527A – AUGUST 1995 – NOVEMBER 1995
4
POST OFFICE BOX 655303
DALLAS, TEXAS 75265
electrical characteristics over recommended operating free-air temperature range (unless
otherwise noted)
PARAMETER
TEST CONDITIONS
MIN
TYP†
MAX
UNIT
VIK
VCC = 4.5 V,
II = –18 mA
–1.2
V
VCC = 4.5 V,
IOH = –100 µA
3
VOH
VCC = 5.5 V,
IOH = –100 µA
4.2
V
VCC = 4.5 V,
IOH = –12 mA
3
VOL
VCC = 4.5 V to 5.5 V,
IOL = 100 µA
0.1
V
VOL
VCC = 4.5 V,
IOL = 12 mA
0.4
V
II
VCC = 5.5 V,
VI = VCC or GND
Inputs only
±10
µA
I
hld
VCC= 4.5 V,
VI = 2 V
A B or C port
–100
µA
I
hold
VCC = 4.5 V,
VI = 0.8 V
A, B, or C port
100
µA
IOZ‡
VCC = 5.5 V,
VO = VCC or GND
±20
µA
ICC
VCC = 5.5 V,
IO = 0,
VI = VCC or GND
50
µA
nICC§
VCC = 5.5 V,
One input at 3.4 V,
500
µA
nICC§
Other inputs at VCC or GND
500
µA
Ci
VCC = 5 V,
VI = VCC or GND
3.5
pF
Cio
VCC = 5 V,
VO = VCC or GND
5
pF
† All typical values are at TA = 25°C.
‡ The parameter IOZ includes the input-leakage current.
§ This is the increase in supply current for each input that is at the specified TTL voltage level rather than VCC or GND.
switching characteristics over recommended ranges of supply voltage and operating free-air
temperature, CL = 50 pF (unless otherwise noted) (see Figure 1)
PARAMETER
FROM
TO
TA = 25°C
UNIT
PARAMETER
(INPUT)
(OUTPUT)
MIN
TYP
MAX
UNIT
tpd
A or B
C
1.5
3.7
6.2
ns
tpd
C
A
1.5
3.3
5.5
ns
ten
EN1 or EN2
C
1.5
5.3
9.5
ns
tdis
EN1 or EN2
C
1.5
4.4
8
ns
ten
EN2
A
1.5
6.2
10.5
ns
tdis
EN2
A
1.5
4.8
8
ns
operating characteristics, TA = 25°C
PARAMETER
TEST CONDITIONS
TYP
UNIT
Cpd
Power dissipation capacitance
Outputs enabled
CL =50 pF
f=10MHz
16
pF
Cpd
Power dissi ation ca acitance
Outputs disabled
CL = 50 F,
f = 10 MHz
2
pF




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