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SN74LVC1T45MDCKREP Datasheet(PDF) 7 Page - Texas Instruments

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Part # SN74LVC1T45MDCKREP
Description  SINGLE-BIT DUAL-SUPPLY BUS TRANSCEIVER WITH CONFIGURABLE VOLTAGE TRANSLATION AND 3-STATE OUTPUTS
PDF  20 Pages
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Manufacturer  TI [Texas Instruments]
Direct Link  http://www.ti.com
Logo TI - Texas Instruments

SN74LVC1T45MDCKREP Datasheet(HTML) 7 Page - Texas Instruments

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Switching Characteristics
Switching Characteristics
Operating Characteristics
SN74LVC1T45-EP
www.ti.com........................................................................................................................................................................................... SCES768 – NOVEMBER 2008
over recommended operating free-air temperature range, VCCA = 3.3 V ± 0.3 V (see Figure 1)
VCCB = 1.8 V
VCCB = 2.5 V
VCCB = 3.3 V
VCCB = 5 V
FROM
TO
±0.15 V
±0.2 V
±0.3 V
±0.5 V
PARAMETER
UNIT
(INPUT)
(OUTPUT)
MIN
MAX
MIN
MAX
MIN
MAX
MIN
MAX
tPLH
2.1
18.5
1.4
11
0.7
8.8
0.7
7.4
A
B
ns
tPHL
2
15.6
1.3
10
0.8
8
0.7
7
tPLH
1.7
11.3
1.3
9.4
0.7
8.8
0.6
8.4
B
A
ns
tPHL
1.8
10.1
1.3
8.4
0.8
8
0.7
7.5
tPHZ
2.9
10.3
3
10.3
2.8
10.3
3.4
10.3
DIR
A
ns
tPLZ
1.8
8.6
1.6
8.6
2.2
8.7
2.2
8.7
tPHZ
5.4
23.5
3.9
13.1
2.9
11.8
2.4
9.8
DIR
B
ns
tPLZ
3.3
17.5
2.9
10.8
2.4
10.1
1.7
7.9
tPZH
(1)
28.8
20.2
18.9
16.3
DIR
A
ns
tPZL
(1)
31.6
21.5
19.8
17.3
tPZH
(1)
27.1
19.6
17.5
16.1
DIR
B
ns
tPZL
(1)
25.9
20.3
18.3
17.3
(1)
The enable time is a calculated value, derived using the formula shown in the enable times section.
over recommended operating free-air temperature range, VCCA = 5 V ±0.5 V (see Figure 1)
VCCB = 1.8 V
VCCB = 2.5 V
VCCB = 3.3 V
VCCB = 5 V
FROM
TO
±0.15 V
±0.2 V
±0.3 V
±0.5 V
PARAMETER
UNIT
(INPUT)
(OUTPUT)
MIN
MAX
MIN
MAX
MIN
MAX
MIN
MAX
tPLH
1.9
18.1
1
10.5
0.6
8.4
0.5
6.9
A
B
ns
tPHL
1.8
15.2
0.9
9.2
0.7
7.5
0.5
6.5
tPLH
1.4
10.2
1
8.1
0.7
7.4
0.5
6.9
B
A
ns
tPHL
1.7
10
0.9
7.6
0.7
7
0.5
6.5
tPHZ
2.1
8.4
2.2
8.4
2.2
8.5
2.2
8.4
DIR
A
ns
tPLZ
0.9
6.8
1
6.8
1
6.7
0.9
6.7
tPHZ
4.8
23.2
2.5
12.8
1
11.5
2.5
9.5
DIR
B
ns
tPLZ
4.2
17.8
2.5
10.4
2.5
10
1.6
7.5
tPZH
(1)
28
18.5
17.4
14.4
DIR
A
ns
tPZL
(1)
31.2
20.4
18.5
16
tPZH
(1)
24.9
17.3
15.1
13.6
DIR
B
ns
tPZL
(1)
23.6
17.6
16
14.6
(1)
The enable time is a calculated value, derived using the formula shown in the enable times section.
TA = 25°C
VCCA =
VCCA =
VCCA =
VCCA =
TEST
VCCB = 1.8 V
VCCB = 2.5 V
VCCB = 3.3 V
VCCB = 5 V
PARAMETER
UNIT
CONDITIONS
TYP
TYP
TYP
TYP
A-port input, B-port output
CL = 0 pF,
3
4
4
4
CpdA
(1)
f = 10 MHz,
pF
B-port input, A-port output
18
19
20
21
tr = tf = 1 ns
A-port input, B-port output
CL = 0 pF,
18
19
20
21
CpdB
(1)
f = 10 MHz,
pF
B-port input, A-port output
3
4
4
4
tr = tf = 1 ns
(1)
Power dissipation capacitance per transceiver
Copyright © 2008, Texas Instruments Incorporated
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