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SN74LVC2T45 датащи(PDF) 8 Page - Texas Instruments

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номер детали SN74LVC2T45
подробное описание детали  Dual-Bit Dual-Supply Bus Transceiver With Configurable Voltage Translation
PDF  32 Pages
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производитель  TI1 [Texas Instruments]
домашняя страница  http://www.ti.com
Logo TI1 - Texas Instruments

SN74LVC2T45 датащи(HTML) 8 Page - Texas Instruments

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SN74LVC2T45
SCES516K – DECEMBER 2003 – REVISED JUNE 2017
www.ti.com
Product Folder Links: SN74LVC2T45
Submit Documentation Feedback
Copyright © 2003–2017, Texas Instruments Incorporated
Switching Characteristics: VCCA = 3.3 V ± 0.3 V (continued)
over recommended operating free-air temperature range, VCCA = 3.3 V ± 0.3 V (unless otherwise noted) (see Figure 17)
PARAMETER
FROM
(INPUT)
TO
(OUTPUT)
VCCB = 1.8 V
±0.15 V
VCCB = 2.5 V
±0.2 V
VCCB = 3.3 V
±0.3 V
VCCB = 5 V
±0.5 V
UNIT
MIN
MAX
MIN
MAX
MIN
MAX
MIN
MAX
tPZH
(1)
DIR
B
23.9
16.4
13.9
12.2
ns
tPZL
(1)
23.5
17.8
15.8
14.4
(1)
The enable time is a calculated value, derived using the formula shown in the Enable Times section.
6.9 Switching Characteristics: VCCA = 5 V ± 0.5 V
over recommended operating free-air temperature range, VCCA = 5 V ± 0.5 V (unless otherwise noted) (see Figure 17)
PARAMETER
FROM
(INPUT)
TO
(OUTPUT)
VCCB = 1.8 V
±0.15 V
VCCB = 2.5 V
±0.2 V
VCCB = 3.3 V
±0.3 V
VCCB = 5 V
±0.5 V
UNIT
MIN
MAX
MIN
MAX
MIN
MAX
MIN
MAX
tPLH
A
B
1.9
15.1
1
7.5
0.6
5.4
0.5
3.9
ns
tPHL
1.8
12.2
0.9
6.2
0.7
4.5
0.5
3.5
tPLH
B
A
1.4
7.2
1
5.1
0.7
4.4
0.5
3.9
ns
tPHL
1.7
7
0.9
4.6
0.7
4
0.5
3.5
tPHZ
DIR
A
2.9
8.2
2.9
7.9
2.8
7.9
2.2
7.8
ns
tPLZ
1.4
6.9
1.3
6.7
0.7
6.7
0.7
6.6
tPHZ
DIR
B
11.2
26.1
7.2
13.9
5.8
10.1
1.3
7.3
ns
tPLZ
8.4
16.9
5
11
4
7.7
1
5.6
tPZH
(1)
DIR
A
24.1
16.1
12.1
9.5
ns
tPZL
(1)
33.1
18.5
14.1
10.8
tPZH
(1)
DIR
B
22
14.2
12.1
10.5
ns
tPZL
(1)
20.4
14.1
12.4
11.3
(1)
Power dissipation capacitance per transceiver
6.10 Operating Characteristics
TA = 25°C
PARAMETER
TEST
CONDITIONS
VCCA =
VCCB = 1.8 V
VCCA =
VCCB = 2.5 V
VCCA =
VCCB = 3.3 V
VCCA =
VCCB = 5 V
UNIT
TYP
TYP
TYP
TYP
CpdA
(1)
A-port input,
B-port output
CL = 0 pF,
f = 10 MHz,
tr = tf = 1 ns
3
4
4
4
pF
B-port input,
A-port output
18
19
20
21
CpdB
(1)
A-port input,
B-port output
CL = 0 pF,
f = 10 MHz,
tr = tf = 1 ns
18
19
20
21
pF
B-port input,
A-port output
3
4
4
4



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