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74LVCH8T245PW Fiches technique(PDF) 9 Page - NXP Semiconductors

No de pièce 74LVCH8T245PW
Description  8-bit dual supply translating transceiver; 3-state
Download  28 Pages
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Fabricant  NXP [NXP Semiconductors]
Site Internet  http://www.nxp.com
Logo NXP - NXP Semiconductors

74LVCH8T245PW Fiches technique(HTML) 9 Page - NXP Semiconductors

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74LVC_LVCH8T245
All information provided in this document is subject to legal disclaimers.
© NXP B.V. 2011. All rights reserved.
Product data sheet
Rev. 3 — 12 December 2011
9 of 28
NXP Semiconductors
74LVC8T245; 74LVCH8T245
8-bit dual supply translating transceiver; 3-state
[1]
VCCI is the supply voltage associated with the data input port.
[2]
VCCO is the supply voltage associated with the output port.
[3]
To guarantee the node switches, an external driver must source/sink at least IBHLO / IBHHO when the input is in the range VIL to VIH.
[4]
For non bus hold parts only (74LVC8T245).
ICC
supply current
A port; VI = 0 V or VCCI; IO = 0 A
[1]
VCC(A), VCC(B) = 1.2 V to 5.5 V
-
15
-
20
A
VCC(A) = 5.5 V; VCC(B) = 0 V
-
15
-
20
A
VCC(A) = 0 V; VCC(B) = 5.5 V
2-
4-
A
B port; VI = 0 V or VCCI; IO = 0 A
VCC(A), VCC(B) = 1.2 V to 5.5 V
-
15
-
20
A
VCC(B) = 0 V; VCC(A) = 5.5 V
2-
4-
A
VCC(B) = 5.5 V; VCC(A) = 0 V
-
15
-
20
A
A plus B port (ICC(A) + ICC(B));
IO =0A; VI =0 V or VCCI
VCC(A), VCC(B) = 1.2 V to 5.5 V
-
25
-
30
A
I
CC
additional
supply current
per input;
VCC(A),VCC(B) = 3.0 V to 5.5 V
DIR and OE input; DIR or OE
input at VCC(A)  0.6 V;
Aport atVCC(A) or GND;
B port = open
-50
-
75
A
A port; A port at VCC(A)  0.6 V;
DIR at VCC(A); B port = open
[4]
-50
-
75
A
B port; B port at VCC(B)  0.6 V;
DIR at GND; A port = open
[4]
-50
-
75
A
Table 7.
Static characteristics …continued
At recommended operating conditions; voltages are referenced to GND (ground = 0 V).
Symbol Parameter
Conditions
40 C to +85 C
40 C to +125 C
Unit
Min
Max
Min
Max


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