參數(shù)資料
型號(hào): SN74AUC245GQNR
廠商: Texas Instruments, Inc.
英文描述: FUSIBLE D1 6,30A
中文描述: 八路總線收發(fā)器與三態(tài)輸出
文件頁(yè)數(shù): 4/11頁(yè)
文件大?。?/td> 309K
代理商: SN74AUC245GQNR
www.ti.com
Electrical Characteristics
over recommended operating free-air temperature range (unless otherwise noted)
Switching Characteristics
over recommended operating free-air temperature range, C
L
= 15 pF (unless otherwise noted) (see Figure 1)
Switching Characteristics
over recommended operating free-air temperature range, C
L
= 30 pF (unless otherwise noted) (see Figure 1)
SN74AUC245
OCTAL BUS TRANSCEIVER
WITH 3-STATE OUTPUTS
SCES419A–JANUARY 2003–REVISED MARCH 2005
PARAMETER
TEST CONDITIONS
V
CC
MIN TYP
(1)
V
CC
– 0.1
MAX
UNIT
I
OH
= –100
μ
A
I
OH
= –0.7 mA
I
OH
= –3 mA
I
OH
= –5 mA
I
OH
= –8 mA
I
OH
= –9 mA
I
OL
= 100
μ
A
I
OL
= 0.7 mA
I
OL
= 3 mA
I
OL
= 5 mA
I
OL
= 8 mA
I
OL
= 9 mA
V
I
= V
CC
or GND
V
I
or V
O
= 2.7 V
V
O
= V
CC
or GND
V
I
= V
CC
or GND,
V
I
= V
CC
or GND
V
O
= V
CC
or GND
0.8 V to 2.7 V
0.8 V
1.1 V
1.4 V
1.65 V
2.3 V
0.8 V to 2.7 V
0.8 V
1.1 V
1.4 V
1.65 V
2.3 V
0 to 2.7 V
0
2.7 V
0.8 V to 2.7 V
2.5 V
2.5 V
0.55
0.8
V
OH
V
1
1.2
1.8
0.2
0.25
0.3
0.4
0.45
0.6
±
5
±
10
±
10
20
V
OL
V
I
I
I
off
I
OZ(2)
I
CC
C
i
C
io
All inputs
μ
A
μ
A
μ
A
μ
A
pF
pF
I
O
= 0
2.5
7.5
3
8
(1)
(2)
All typical values are at T
= 25
°
C.
For I/O ports, the parameter I
OZ
includes the input leakage current.
V
CC
= 1.2 V
±
0.1 V
MIN
1
1.2
1.9
V
CC
= 1.5 V
±
0.1 V
MIN
0.6
1
1.2
V
CC
= 1.8 V
0.15 V
MIN
TYP
0.5
0.8
0.9
V
CC
= 2.5 V
±
0.2 V
MIN
0.4
0.6
0.6
V
CC
= 0.8 V
FROM
(INPUT)
TO
PARAMETER
UNIT
(OUTPUT)
TYP
5
9
9.5
MAX
3.2
4.9
5.7
MAX
MAX
1.7
2.4
4.1
MAX
1.4
1.8
2.9
t
pd
t
en
t
dis
A or B
OE
OE
B or A
A or B
A or B
2
3
4
1
ns
ns
ns
1.2
1.9
V
CC
= 1.8 V
0.15 V
MIN
0.6
1.1
1.6
V
CC
= 2.5 V
±
0.2 V
MIN
0.5
1.1
0.8
FROM
(INPUT)
TO
PARAMETER
UNIT
(OUTPUT)
TYP
1.3
1.5
2.2
MAX
2.2
MAX
1.8
2.4
2.6
t
pd
t
en
t
dis
A or B
OE
OE
B or A
A or B
A or B
ns
ns
ns
3
4
4
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