mc54f538j Freescale Semiconductor, Inc, mc54f538j Datasheet - Page 3

• Manufacturer Part Number: mc54f538j
• Description: 1-of-8 Decoder With 3-state Outputs
• Manufacturer: Freescale Semiconductor, Inc

TRUTH TABLE
H = HIGH Voltage Level
L = LOW Voltage Level
X = Don’t Care
Z = High Impedance
High
Impedance
Impedance
Disable
Disable
Disable
Active HIGH
Active HIGH
Active HIGH
Active HIGH
Output
Output
Output
Output
Output
(P = L)
(P = L)
(P = L)
(P = L)
(P = L)
(P = L)
Active LOW
Active LOW
Active LOW
Active LOW
Output
Output
Output
Output
Output
(P = H)
(P = H)
(P = H)
(P = H)
(P = H)
(P = H)
FUNCTION
FUNCTION
OE 1
H
X
L
L
L
L
L
L
L
L
L
L
L
L
L
L
L
L
L
L
L
L
OE 2
X
H
L
L
L
L
L
L
L
L
L
L
L
L
L
L
L
L
L
L
L
L
E 1
X
X
H
X
X
X
L
L
L
L
L
L
L
L
L
L
L
L
L
L
L
L
E 2
H
X
X
X
X
X
L
L
L
L
L
L
L
L
L
L
L
L
L
L
L
L
FAST AND LS TTL DATA
INPUTS
MC54/74F538
E 3
X
X
X
X
X
H
H
H
H
H
H
H
H
H
H
H
H
H
H
H
H
L
E 4
X
X
X
X
X
H
H
H
H
H
H
H
H
H
H
H
H
H
H
H
H
L
4-208
A 2
H
H
H
H
H
H
H
H
X
X
X
X
X
X
L
L
L
L
L
L
L
L
A 1
X
X
X
X
X
X
H
H
H
H
H
H
H
H
L
L
L
L
L
L
L
L
A 0
X
X
X
X
X
X
H
H
H
H
H
H
H
H
L
L
L
L
L
L
L
L
O 0
H
H
H
H
H
H
H
H
Z
Z
L
L
L
L
L
L
L
L
O 1
H
H
H
H
H
H
H
H
Z
Z
L
L
L
L
L
L
L
L
O 2
Outputs Equal P Input
Outputs Equal P Input
Outputs Equal P Input
H
H
H
H
H
H
H
H
Z
Z
L
L
L
L
L
L
L
L
OUTPUTS
O 3
Z
Z
H
H
H
H
H
H
H
H
L
L
L
L
L
L
L
L
O 4
H
H
H
H
H
H
H
H
Z
Z
L
L
L
L
L
L
L
L
O 5
H
H
H
H
H
H
H
H
Z
Z
L
L
L
L
L
L
L
L
O 6
H
H
H
H
H
H
H
H
Z
Z
L
L
L
L
L
L
L
L
O 7
H
H
H
H
H
H
H
H
Z
Z
L
L
L
L
L
L
L
L