74lvch8t245pw NXP Semiconductors, 74lvch8t245pw Datasheet - Page 4
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74lvch8t245pw
Manufacturer Part Number
74lvch8t245pw
Description
8-bit Dual Supply Translating Transceiver; 3-state
Manufacturer
NXP Semiconductors
Datasheet
1.74LVCH8T245PW.pdf
(27 pages)
Available stocks
Company
Part Number
Manufacturer
Quantity
Price
Part Number:
74LVCH8T245PW
Manufacturer:
NEXPERIA/安世
Quantity:
20 000
NXP Semiconductors
Table 2.
[1]
6. Functional description
Table 3.
[1]
[2]
[3]
7. Limiting values
Table 4.
In accordance with the Absolute Maximum Rating System (IEC 60134). Voltages are referenced to GND (ground = 0 V).
74LVC_LVCH8T245_1
Product data sheet
Symbol
V
DIR
A1 to A8
GND
GND
GND
B1 to B8
OE
V
V
Supply voltage
V
1.2 V to 5.5 V
1.2 V to 5.5 V
1.2 V to 5.5 V
GND
Symbol
V
V
I
V
I
V
I
I
IK
OK
O
CC
CC(A)
CC(B)
CC(B)
CC(A)
CC(A)
CC(B)
I
O
All GND pins must be connected to ground (0 V).
H = HIGH voltage level; L = LOW voltage level; X = don’t care; Z = high-impedance OFF-state.
The An inputs/outputs, DIR and OE input circuit is referenced to V
If at least one of V
[1]
[1]
[1]
[3]
, V
CC(B)
Pin description
Function table
Limiting values
Pin
1
2
3, 4, 5, 6, 7, 8, 9, 10
11
12
13
21, 20, 19, 18, 17, 16, 15, 14 data input or output
22
23
24
Parameter
supply voltage A
supply voltage B
input clamping current
input voltage
output clamping current
output voltage
output current
supply current
5.2 Pin description
CC(A)
Input
OE
L
L
H
X
or V
[1]
[2]
CC(B)
is at GND level, the device goes into suspend mode.
Description
supply voltage A (An inputs/outputs, OE and DIR inputs are referenced to V
direction control
data input or output
ground (0 V)
ground (0 V)
ground (0 V)
output enable input (active LOW)
supply voltage B (Bn inputs/outputs are referenced to V
supply voltage B (Bn inputs/outputs are referenced to V
Conditions
V
V
Active mode
Suspend or 3-state mode
V
I
CC(A)
I
O
O
< 0 V
< 0 V
= 0 V to V
Rev. 01 — 11 January 2010
DIR
L
H
X
X
or I
CC(B)
[2]
CCO
; per V
74LVC8T245; 74LVCH8T245
CC(A)
CC
; The Bn inputs/outputs circuit is referenced to V
8-bit dual supply translating transceiver; 3-state
pin
Input/output
An
An = Bn
input
Z
Z
[2]
[1][2][3]
[1]
[1]
[2]
Min
−0.5
−0.5
−50
−0.5
−50
−0.5
−0.5
-
-
[3]
CC(B)
CC(B)
Bn
input
Bn = An
Z
Z
Max
+6.5
+6.5
-
+6.5
-
V
+6.5
±50
100
CCO
)
)
[2]
© NXP B.V. 2010. All rights reserved.
+ 0.5
CC(B)
.
Unit
V
V
mA
V
mA
V
V
mA
mA
CC(A)
4 of 27
)