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74LVC8T245BQ 데이터시트(PDF) 5 Page - NXP Semiconductors

부품명 74LVC8T245BQ
상세설명  8-bit dual supply translating transceiver; 3-state
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제조업체  NXP [NXP Semiconductors]
홈페이지  http://www.nxp.com
Logo NXP - 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
5 of 28
NXP Semiconductors
74LVC8T245; 74LVCH8T245
8-bit dual supply translating transceiver; 3-state
[1]
The minimum input voltage ratings and output voltage ratings may be exceeded if the input and output current ratings are observed.
[2]
VCCO is the supply voltage associated with the output port.
[3]
VCCO + 0.5 V should not exceed 6.5 V.
[4]
For TSSOP24 package: Ptot derates linearly at 5.5 mW/K above 60 C.
For DHVQFN24 package: Ptot derates linearly at 4.5 mW/K above 60 C.
8.
Recommended operating conditions
[1]
VCCO is the supply voltage associated with the output port.
[2]
VCCI is the supply voltage associated with the input port.
9.
Static characteristics
IGND
ground current
per GND pin
100
-
mA
Tstg
storage temperature
65
+150
C
Ptot
total power dissipation
Tamb = 40 C to +125 C
[4] -500
mW
Table 4.
Limiting values …continued
In accordance with the Absolute Maximum Rating System (IEC 60134). Voltages are referenced to GND (ground = 0 V).
Symbol
Parameter
Conditions
Min
Max
Unit
Table 5.
Recommended operating conditions
Symbol
Parameter
Conditions
Min
Max
Unit
VCC(A)
supply voltage A
1.2
5.5
V
VCC(B)
supply voltage B
1.2
5.5
V
VI
input voltage
0
5.5
V
VO
output voltage
Active mode
[1] 0VCCO
V
Suspend or 3-state mode
0
5.5
V
Tamb
ambient temperature
40
+125
C
t/V
input transition rise and fall rate
VCCI = 1.2 V
[2] -
20
ns/V
VCCI = 1.4 V to 1.95 V
-
20
ns/V
VCCI = 2.3 V to 2.7 V
-
20
ns/V
VCCI = 3 V to 3.6 V
-
10
ns/V
VCCI = 4.5 V to 5.5 V
-
5
ns/V
Table 6.
Typical static characteristics at Tamb = 25 C
At recommended operating conditions; voltages are referenced to GND (ground = 0 V).
Symbol Parameter
Conditions
Min
Typ
Max
Unit
VOH
HIGH-level output voltage
VI = VIH or VIL
[1]
IO = 3 mA; VCCO = 1.2 V
-
1.09
-
V
VOL
LOW-level output voltage
VI = VIH or VIL
IO = 3 mA; VCCO =1.2 V
[1] -0.07
-V
II
input leakage current
DIR, OE input; VI = 0 V to 5.5 V;
VCCI = 1.2 V to 5.5 V
[2] --
1
A
IBHL
bus hold LOW current
A or B port; VI =0.42V; VCCI =1.2 V
[2] -19
-
A
IBHH
bus hold HIGH current
A or B port; VI =0.78V; VCCI =1.2 V
[2] -
19
-
A


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