74F539 Datasheet, PDF (2/5 Pages) NXP Semiconductors – Dual 1-of-4 decoder 3-State

Philips Semiconductors
Dual 1-of-4 decoder (3-State)
Product specification
74F539
LOGIC DIAGRAM
A1n ^{7, 18}
A0n ^{6, 17}
En ^{15, 16}
13, 4
Pn
V_CC = Pin 20
GND = Pin 10
OEn ^{14, 5}
12, 3 11, 2 9, 1 8, 19
Q0n Q1n Q2n Q3n
FUNCTION TABLE
INPUTS
OUTPUTS
OE_n
En
A1n
A0n
Q0n
Q1n
Q2n
Q3n
H
X
X
X
Z
Z
Z
Z
L
H
X
X
Qn=P
L
L
L
L
H
L
L
L
L
L
L
H
L
H
L
L
L
L
H
L
L
L
H
L
L
L
H
H
L
L
L
H
L
L
L
L
L
H
H
H
L
L
L
H
H
L
H
H
L
L
H
L
H
H
L
H
L
L
H
H
H
H
H
L
H = High voltage level
L = Low voltage level
X = Don’t care
Z = High impedance “off” state
ABSOLUTE MAXIMUM RATINGS
(Operation beyond the limits set forth in this table may impair the useful life of the device.
Unless otherwise noted these limits are over the operating free-air temperature range.)
SYMBOL
PARAMETER
V_CC
V_IN
I_IN
V_OUT
I_OUT
T_amb
T_stg
Supply voltage
Input voltage
Input current
Voltage applied to output in High output state
Current applied to output in Low output state
Operating free-air temperature range
Storage temperature
SF01016
OPERATING MODE
High Impedance
Disable
Active High output
(P = L)
Active Low output
(P = H)
RATING
–0.5 to +7.0
–0.5 to +7.0
–30 to +5
–0.5 to +V_CC
48
0 to +70
–65 to +150
UNIT
V
V
mA
V
mA
°C
°C
1990 Feb 23
2