SN74AVC245 Datasheet, PDF (6/11 Pages) Texas Instruments – OCTAL BUS TRANSCEIVER WITH 3-STATE OUTPUTS

SN74AVC245
OCTAL BUS TRANSCEIVER
WITH 3-STATE OUTPUTS
SCES263B – APRIL 1999 – REVISED DECEMBER 1999
electrical characteristics over recommended operating free-air temperature range (unless
otherwise noted)
PARAMETER
VOH
VOL
II
Ioff
IOZ‡
ICC
Control inputs
Ci
Control inputs
TEST CONDITIONS
IOHS = –100 µA
IOHS = –2 mA,
IOHS = –4 mA,
IOHS = –8 mA,
IOHS = –12 mA,
IOLS = 100 µA
IOLS = 2 mA,
IOLS = 4 mA,
IOLS = 8 mA,
IOLS = 12 mA,
VI = VCC or GND
VI or VO = 3.6 V
VO = VCC or GND
VI = VCC or GND,
VIH = 0.91 V
VIH = 1.07 V
VIH = 1.7 V
VIH = 2 V
VIL = 0.49 V
VIL = 0.57 V
VIL = 0.7 V
VIL = 0.8 V
IO = 0
VI = VCC or GND
Cio A or B ports
VO = VCC or GND
† _{Typical values are measured at TA = 25°C.}
‡ _{For I/O ports, the parameter IOZ includes the input leakage current.}
VCC
1.4 V to 3.6 V
1.4 V
1.65 V
2.3 V
3V
1.4 V to 3.6 V
1.4 V
1.65 V
2.3 V
3V
3.6 V
0
3.6 V
3.6 V
2.5 V
3.3 V
2.5 V
3.3 V
MIN TYP†
VCC–0.2
1.05
1.2
1.75
2.3
MAX
0.2
0.4
0.45
0.55
0.7
±2.5
±10
±12.5
40
UNIT
V
V
µA
µA
µA
µA
pF
pF
switching characteristics over recommended operating free-air temperature range (unless
otherwise noted) (see Figures 2 through 5)
PARAMETER
tpd
ten
tdis
FROM
(INPUT)
A or B
OE
OE
TO
(OUTPUT)
B or A
A or B
A or B
VCC = 1.2 V
TYP
VCC = 1.5 V
± 0.1 V
MIN MAX
VCC = 1.8 V
± 0.15 V
MIN MAX
VCC = 2.5 V
± 0.2 V
MIN MAX
VCC = 3.3 V
± 0.3 V
MIN MAX
UNIT
ns
ns
ns
operating characteristics, T_A = 25°C
PARAMETER
Power dissipation
Cpd _capacitance
Outputs enabled
Outputs disabled
TEST CONDITIONS ^{VCC = 1.8 V VCC = 2.5 V VCC = 3.3 V}
TYP
TYP
TYP
CL = 0, f = 10 MHz
UNIT
pF
6
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