CD54ACT138 Datasheet, PDF (4/11 Pages) Texas Instruments – 3-LINE TO 8-LINE DECODERS/DEMULTIPLEXERS

CD54ACT138, CD74ACT138
3-LINE TO 8-LINE DECODERS/DEMULTIPLEXERS
SCHS329A – JANUARY 2003 – REVISED FEBRUARY 2003
electrical characteristics over recommended operating free-air temperature range (unless
otherwise noted)
PARAMETER
TEST CONDITIONS
VCC
TA = 25°C
MIN MAX
–55°C to
125°C
MIN MAX
–40°C to
85°C
MIN MAX
UNIT
VOH
VI = VIH or VIL
VOL
II
ICC
DICC^‡
VI = VIH or VIL
VI = VCC or GND
VI = VCC or GND,
VI = VCC – 2.1 V
IOH = –50 µA
IOH = –24 mA
IOH = –50 mA^†
IOH = –75 mA^†
IOL = 50 µA
IOL = 24 mA
IOL = 50 mA^†
IOL = 75 mA^†
IO = 0
4.5 V
4.5 V
5.5 V
5.5 V
4.5 V
4.5 V
5.5 V
5.5 V
5.5 V
5.5 V
4.5 V to
5.5 V
4.4
4.4
4.4
3.94
3.7
3.8
V
3.85
3.85
0.1
0.1
0.1
0.36
0.5
0.44
V
1.65
1.65
±0.1
±1
±1 µA
8
160
80 µA
2.4
3
2.8 mA
Ci
10
10
10 pF
† _{Test one output at a time, not exceeding 1-second duration. Measurement is made by forcing indicated current and measuring voltage to minimize}
power dissipation. Test verifies a minimum 50-Ω transmission-line drive capability at 85°C and 75-Ω transmission-line drive capability at 125°C.
‡ _{Additional quiescent supply current per input pin, TTL inputs high, 1 unit load}
ACT INPUT LOAD TABLE
INPUT
A, B, or C
G2A or G2B
G1
UNIT LOAD
0.83
1
0.42
Unit Load is ∆ICC limit specified in
electrical characteristics table
(e.g., 2.4 mA at 25°C).
switching characteristics over recommended operating free-air temperature range,
V_CC = 5 V ± 0.5 V, C_L = 50 pF (unless otherwise noted) (see Figure 1)
PARAMETER
FROM
(INPUT)
TO
(OUTPUT)
–55°C to
125°C
MIN MAX
–40°C to
85°C
MIN MAX
tPLH
tPHL
A, B, C
Any Y
3
12 3.1 10.9
3
12 3.1 10.9
tPLH
tPHL
tPLH
tPHL
G1
G2A, G2B
Any Y
Any Y
2.8
11 2.8
10
2.8
11 2.8
10
2.6 10.5 2.7 9.5
2.6 10.5 2.7 9.5
UNIT
ns
ns
ns
operating characteristics, V_CC = 5 V, T_A = 25°C
PARAMETER
Cpd
Power dissipation capacitance
TYP UNIT
110
pF
4
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