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74AVCH2T45DCTRE4 Datasheet(PDF) 11 Page - Texas Instruments

Part No. 74AVCH2T45DCTRE4
Description  2-Supply, Bus Transceiver with Configurable Level-Shifting
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Maker  TI1 [Texas Instruments]
Homepage  http://www.ti.com
Logo TI1 - Texas Instruments

74AVCH2T45DCTRE4 Datasheet(HTML) 11 Page - Texas Instruments

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SN74AVCH2T45
www.ti.com
SCES582H – JULY 2004 – REVISED APRIL 2015
7.10 Switching Characteristics: VCCA = 3.3 V
over recommended operating free-air temperature range, VCCA = 3.3 V ± 0.3 V (see Figure 7)
VCCB = 1.5 V
VCCB = 1.8 V
VCCB = 2.5 V
VCCB = 3.3 V
VCCB = 1.2 V
FROM
TO
± 0.1 V
± 0.15 V
± 0.2 V
± 0.3 V
PARAMETER
UNIT
(INPUT)
(OUTPUT)
TYP
MIN
MAX
MIN
MAX
MIN
MAX
MIN
MAX
tPLH
(1)
2.5
0.3
4.7
0.2
3.8
0.2
2.8
0.2
2.4
A
B
ns
tPHL
(1)
2.5
0.3
4.7
0.2
3.8
0.2
2.8
0.2
2.4
tPLH
(1)
2.1
0.6
3.6
0.4
3.1
0.3
2.6
0.3
2.4
B
A
ns
tPHL
(1)
2.1
0.6
3.6
0.4
3.1
0.3
2.6
0.3
2.4
tPHZ
(1)
2.9
1.1
8
1
6.5
1.3
4.7
1.2
4
DIR
A
ns
tPLZ
(1)
2.9
1.1
8
1
6.5
1.3
4.7
1.2
4
tPHZ
(1)
3.4
0.5
6.6
0.3
5.6
0.3
4.6
1.1
4.2
DIR
B
ns
tPLZ
(1)
3.4
0.5
6.6
0.3
5.6
0.3
4.6
1.1
4.2
tPZH
(1) (2)
5.5
10.2
8.7
7.2
6.6
DIR
A
ns
tPZL
(1) (2)
5.5
10.2
8.7
7.2
6.6
tPZH
(1) (2)
5.4
12.7
10.3
7.5
6.4
DIR
B
ns
tPZL
(1) (2)
5.4
12.7
10.3
7.5
6.4
(1)
tPLH: Low-to-high Propagation Delay; tPHL: High-to-Low Propagation Delay; tPHZ: High-to-Hi-Z Propagation Delay; tPLZ: Low-to-Hi-Z
Propagation Delay; tPZH: Hi-Z-to-High Propagation Delay; tPZL: Hi-Z-to-Low Propagation Delay
(2)
The enable time is a calculated value derived using the formula shown in the Enable Times section.
7.11 Operating Characteristics
TA = 25°C
VCCA =
VCCA =
VCCA =
VCCA =
VCCA =
TEST
VCCB = 1.2 V
VCCB = 1.5 V
VCCB = 1.8 V
VCCB = 2.5 V
VCCB = 3.3 V
PARAMETER
UNIT
CONDITIONS
TYP
TYP
TYP
TYP
TYP
A-port input,
3
3
3
3
4
CL = 0,
B-port output
CpdA
(1)
f = 10 MHz,
pF
B-port input,
tr
(2) = t
f
(2) = 1 ns
13
13
14
15
15
A-port output
A-port input,
13
13
14
15
15
CL = 0,
B-port output
CpdB
(1)
f = 10 MHz,
pF
B-port input,
tr
(2) = t
f
(2) = 1 ns
3
3
3
3
4
A-port output
(1)
Power dissipation capacitance per transceiver
(2)
tr: Rise time; tf: Fall time
Copyright © 2004–2015, Texas Instruments Incorporated
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