74LVC623A All information provided in this document is subject to legal disclaimers. © NXP B.V. 2011. All rights reserved.
Product data sheet Rev. 5 — 25 November 2011 4 of 18
NXP Semiconductors
74LVC623A
Octal transceiver with dual enable; 3-state
5. Pinning information
5.1 Pinning
5.2 Pin description
Fig 4. Pin configuration SO20 and (T)SSOP20
623A
OEAB V
CC
A0 OEBA
A1 B0
A2 B1
A3 B2
A4 B3
A5 B4
A6 B5
A7 B6
GND B7
001aaa831
1
2
3
4
5
6
7
8
9
10
12
11
14
13
16
15
18
17
20
19
Table 2. Pin description
Pin Symbol Description
1 OEAB output enable input
19 OEBA
output enable input (active LOW)
A[0:7] 2, 3, 4, 5, 6, 7, 8, 9 data input or output
B[0:7] 18, 17, 16, 15, 14, 13, 12, 11 data output or input
10 GND ground (0 V)
20 V
CC
supply voltage
74LVC623A All information provided in this document is subject to legal disclaimers. © NXP B.V. 2011. All rights reserved.
Product data sheet Rev. 5 — 25 November 2011 5 of 18
NXP Semiconductors
74LVC623A
Octal transceiver with dual enable; 3-state
6. Functional description
[1] H = HIGH voltage level; L = LOW voltage level; Z = high-impedance OFF-state
7. Limiting values
[1] The minimum input voltage ratings may be exceeded if the input current ratings are observed.
[2] The output voltage ratings may be exceeded if the output current ratings are observed.
[3] For SO20 package: above 70 C P
tot
derates linearly with 8 mW/K.
For (T)SSOP20 packages: above 60 C P
tot
derates linearly with 5.5 mW/K.
Table 3. Function table
[1]
Input Input or output
OEAB OEBA An Bn
L L An = Bn input
H H input Bn = An
LHZZ
H L An = Bn input
input Bn = An
Table 4. Limiting values
In accordance with the Absolute Maximum Rating System (IEC 60134). Voltages are referenced to GND (ground = 0 V).
Symbol Parameter Conditions Min Max Unit
V
CC
supply voltage 0.5 +6.5 V
V
I
input voltage
[1]
0.5 +6.5 V
V
O
output voltage HIGH or LOW state
[2]
0.5 V
CC
+ 0.5 V
3-state
[2]
0.5 +6.5 V
I
IK
input clamping current V
I
<0 V 50 - mA
I
OK
output clamping current V
O
>V
CC
or V
O
<0 V - 50 mA
I
O
output current V
O
=0 VtoV
CC
- 50 mA
I
CC
supply current - 100 mA
I
GND
ground current 100 - mA
T
stg
storage temperature 65 150 C
P
tot
total power dissipation T
amb
= 40C to +125 C
[3]
- 500 mW
74LVC623A All information provided in this document is subject to legal disclaimers. © NXP B.V. 2011. All rights reserved.
Product data sheet Rev. 5 — 25 November 2011 6 of 18
NXP Semiconductors
74LVC623A
Octal transceiver with dual enable; 3-state
8. Recommended operating conditions
9. Static characteristics
Table 5. Recommended operating conditions
Symbol Parameter Conditions Min Typ Max Unit
V
CC
supply voltage 1.65 - 3.6 V
functional 1.2 - - V
V
I
input voltage 0 - 5.5 V
V
O
output voltage HIGH or LOW state 0 - V
CC
V
3-state or V
CC
= 0 V 0 - 5.5 V
T
amb
ambient temperature in free air 40 - +125 C
t/V input transition rise and fall rate V
CC
= 1.65 V to 2.7 V 0 - 20 ns/V
V
CC
= 2.7 V to 3.6 V 0 - 10 ns/V
Table 6. Static characteristics
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 Typ
[1]
Max Min Max
V
IH
HIGH-level
input voltage
V
CC
= 1.2 V 1.08 - - 1.08 - V
V
CC
= 1.65 V to 1.95 V 0.65 V
CC
- - 0.65 V
CC
-V
V
CC
= 2.3 V to 2.7 V 1.7 - - 1.7 - V
V
CC
= 2.7 V to 3.6 V 2.0 - - 2.0 - V
V
IL
LOW-level
input voltage
V
CC
= 1.2 V - - 0.12 - 0.12 V
V
CC
= 1.65 V to 1.95 V - - 0.35 V
CC
-0.35 V
CC
V
V
CC
= 2.3 V to 2.7 V - - 0.7 - 0.7 V
V
CC
= 2.7 V to 3.6 V - - 0.8 - 0.8 V
V
OH
HIGH-level
output
voltage
V
I
=V
IH
or V
IL
I
O
= 100 A;
V
CC
=1.65Vto3.6V
V
CC
0.2 - - V
CC
0.3 - V
I
O
= 4mA; V
CC
= 1.65 V 1.2 - - 1.05 - V
I
O
= 8mA; V
CC
= 2.3 V 1.8 - - 1.65 - V
I
O
= 12 mA; V
CC
= 2.7 V 2.2 - - 2.05 - V
I
O
= 18 mA; V
CC
= 3.0 V 2.4 - - 2.25 - V
I
O
= 24 mA; V
CC
= 3.0 V 2.2 - - 2.0 - V
V
OL
LOW-level
output
voltage
V
I
=V
IH
or V
IL
I
O
= 100 A;
V
CC
= 1.65 V to 3.6 V
- - 0.2 - 0.3 V
I
O
=4mA; V
CC
= 1.65 V - - 0.45 - 0.65 V
I
O
=8mA; V
CC
= 2.3 V - - 0.6 - 0.8 V
I
O
=12mA; V
CC
= 2.7 V - - 0.4 - 0.6 V
I
O
=24mA; V
CC
= 3.0 V - - 0.55 - 0.8 V
I
I
input leakage
current
V
CC
= 3.6 V; V
I
=5.5VorGND - 0.1 5- 20 A

74LVC623AD,112

Mfr. #:
Manufacturer:
NXP Semiconductors
Description:
Bus Transceivers OCTAL TRANSCVR 3-S
Lifecycle:
New from this manufacturer.
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