參數(shù)資料
型號(hào): SN74AVC2T45YEPR
廠商: Texas Instruments, Inc.
英文描述: DUAL BIT DUAL SUPPLY BUS TRANSCEIVER WITH CONFIGURABLE VOLTAGE TRANSLATION AND 3 STATE OUTPUTS
中文描述: 雙位雙電源總線收發(fā)器可配置電壓轉(zhuǎn)換和3態(tài)輸出
文件頁(yè)數(shù): 8/21頁(yè)
文件大?。?/td> 376K
代理商: SN74AVC2T45YEPR
www.ti.com
Switching Characteristics
over recommended operating free-air temperature range, V
CCA
= 3.3 V
±
0.3 V (see
Figure 11
)
Operating Characteristics
T
A
= 25
°
C
SN74AVC2T45
DUAL-BIT DUAL-SUPPLY BUS TRANSCEIVER
WITH CONFIGURABLE VOLTAGE TRANSLATION AND 3-STATE OUTPUTS
SCES531F–DECEMBER 2003–REVISED MAY 2005
V
CCB
= 1.5 V
0.1 V
MIN
0.3
0.3
0.6
0.6
1.1
1.1
0.5
0.5
V
CCB
= 1.8 V
0.15 V
MIN
0.2
0.2
0.4
0.4
1
1
0.3
0.3
V
CCB
= 2.5 V
0.2 V
MIN
0.2
0.2
0.3
0.3
1.3
1.3
0.3
0.3
V
CCB
= 3.3 V
0.3 V
MIN
0.2
0.2
0.3
0.3
1.2
1.2
1.1
1.1
V
CCB
= 1.2 V
FROM
(INPUT)
TO
PARAMETER
UNIT
(OUTPUT)
TYP
2.5
2.5
2.1
2.1
2.9
2.9
3.4
3.4
5.5
5.5
5.4
5.4
MAX
4.7
4.7
3.6
3.6
MAX
3.8
3.8
3.1
3.1
6.5
6.5
5.6
5.6
6.6
6.6
10.3
10.3
MAX
2.8
2.8
2.6
2.6
4.7
4.7
4.6
4.6
6.2
6.2
7.4
7.4
MAX
2.4
2.4
2.4
2.4
t
PLH
t
PHL
t
PLH
t
PHL
t
PHZ
t
PLZ
t
PHZ
t
PLZ
t
PZH(1)
t
PZL(1)
t
PZH(1)
t
PZL(1)
A
B
ns
B
A
ns
8
8
4
4
DIR
A
ns
6.6
6.6
6.9
6.9
12.7
12.7
3.5
3.5
5.9
5.9
6.3
6.3
DIR
B
ns
DIR
A
ns
DIR
B
ns
(1)
The enable time is a calculated value, derived using the formula shown in the
enable times
section.
V
CCA
=
V
CCB
TYP
V
CCA
=
V
CCB
TYP
V
CCA
=
V
CCB
TYP
V
CCA
=
V
CCB
TYP
V
CCA
=
V
CCB
TYP
TEST
PARAMETER
UNIT
CONDITIONS
A-port input,
B-port output
B-port input,
A-port output
A-port input,
B-port output
B-port input,
A-port output
3
3
3
3
4
C
= 0,
f = 10 MHz,
t
r
= t
f
= 1 ns
C
pdA(1)
pF
12
13
13
14
15
12
13
13
14
15
C
= 0,
f = 10 MHz,
t
r
= t
f
= 1 ns
C
pdB(1)
pF
3
3
3
3
4
(1)
Power-dissipation capacitance per transceiver
8
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