CD54ACT161 Datasheet, PDF (7/14 Pages) Texas Instruments – 4-BIT SYNCHRONOUS BINARY COUNTERS

CD54ACT161, CD74ACT161
4-BIT SYNCHRONOUS BINARY COUNTERS
SCHS298B – APRIL 2000 – REVISED MARCH 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, C, or D
CLK
CLR, ENT
LOAD
ENP
UNIT LOAD
0.13
1
0.83
0.67
0.5
Unit Load is ∆ICC limit specified in electrical
characteristics table (e.g., 2.4 mA at 25°C).
timing requirements over recommended operating conditions (unless otherwise noted)
fclock Clock frequency
tw
Pulse duration
tsu
Setup time, before CLK↑
th
Hold time, after CLK↑
trec Recovery time, CLR↑ before CLK↑
CLK high or low
CLR low
A, B, C, or D
LOAD
A, B, C, or D
ENP or ENT
–55°C to
125°C
MIN MAX
80
6.2
6
5
6
0
0
6
–40°C to
85°C
MIN MAX
91
5.4
5.3
4.4
5.3
0
0
5.3
UNIT
MHz
ns
ns
ns
ns
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