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SN74AXC8T245_1808 Datasheet(Fiches technique) 14 Page - Texas Instruments

Numéro de pièce SN74AXC8T245_1808
Description  8-Bit Dual-Supply Bus Transceiver With Configurable Voltage Translation and Tri-State Outputs
Télécharger  38 Pages
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Fabricant  TI1 [Texas Instruments]
Site Internet  http://www.ti.com
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14
SN74AXC8T245
SCES875B – MARCH 2018 – REVISED AUGUST 2018
www.ti.com
Product Folder Links: SN74AXC8T245
Submit Documentation Feedback
Copyright © 2018, Texas Instruments Incorporated
6.12 Switching Characteristics, VCCA = 2.5 V
See Figure 1 and Figure 2 for test circuit and loading conditions. See Figure 3 and Figure 4 for measurement waveforms.
PARAMETER
TEST CONDITIONS
B-PORT SUPPLY VOLTAGE (VCCB)
UNIT
0.7 V ± 0.05 V
0.8 V ± 0.04 V
0.9 V ± 0.045 V
1.2 V ± 0.1 V
MIN
MAX
MIN
MAX
MIN
MAX
MIN
MAX
tpd
Propagation
delay
From input A
to output B
–40°C to 85°C
0.5
81
0.5
40
0.5
22
0.5
8
ns
–40°C to 125°C
0.5
81
0.5
40
0.5
22
0.5
8
From input B
to output A
–40°C to 85°C
0.5
61
0.5
25
0.5
14
0.5
7
–40°C to 125°C
0.5
61
0.5
25
0.5
14
0.5
7
tdis
Disable time
From inputOE
to output A
–40°C to 85°C
0.5
25
0.5
25
0.5
25
0.5
25
ns
–40°C to 125°C
0.5
28
0.5
28
0.5
28
0.5
28
From inputOE
to output B
–40°C to 85°C
0.5
111
0.5
85
0.5
76
0.5
81
–40°C to 125°C
0.5
113
0.5
87
0.5
78
0.5
84
ten
Enable time
From input OE
to output A
–40°C to 85°C
0.5
11
0.5
11
0.5
11
0.5
11
ns
–40°C to 125°C
0.5
12
0.5
12
0.5
12
0.5
12
From input OE
to output B
–40°C to 85°C
0.5
155
0.5
86
0.5
52
0.5
21
–40°C to 125°C
0.5
155
0.5
86
0.5
52
0.5
21
PARAMETER
TEST CONDITIONS
B-PORT SUPPLY VOLTAGE (VCCB)
UNIT
1.5 V ± 0.1 V
1.8 V ± 0.15 V
2.5 V ± 0.2 V
3.3 V ± 0.3 V
MIN
MAX
MIN
MAX
MIN
MAX
MIN
MAX
tpd
Propagation
delay
From input A
to output B
–40°C to 85°C
0.5
6
0.5
5
0.5
4
0.5
4
ns
–40°C to 125°C
0.5
6
0.5
5
0.5
5
0.5
4
From input B
to output A
–40°C to 85°C
0.5
6
0.5
5
0.5
4
0.5
4
–40°C to 125°C
0.5
6
0.5
5
0.5
5
0.5
4
tdis
Disable time
From inputOE
to output A
–40°C to 85°C
0.5
25
0.5
25
0.5
25
0.5
25
ns
–40°C to 125°C
0.5
28
0.5
28
0.5
28
0.5
28
From inputOE
to output B
–40°C to 85°C
0.5
31
0.5
28
0.5
25
0.5
23
–40°C to 125°C
0.5
34
0.5
31
0.5
28
0.5
25
ten
Enable time
From input OE
to output A
–40°C to 85°C
0.5
11
0.5
11
0.5
11
0.5
11
ns
–40°C to 125°C
0.5
12
0.5
12
0.5
12
0.5
12
From input OE
to output B
–40°C to 85°C
0.5
14
0.5
11
0.5
9
0.5
7
–40°C to 125°C
0.5
14
0.5
12
0.5
9
0.5
8




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