CD74HC4538-Q1 Datasheet, PDF (5/16 Pages) Texas Instruments – HIGH-SPEED CMOS LOGIC DUAL RETRIGGERABLE PRECISION MONOSTABLE MULTIVIBRATOR

CD74HC4538-Q1
HIGH-SPEED CMOS LOGIC DUAL RETRIGGERABLE
PRECISION MONOSTABLE MULTIVIBRATOR
SCLS595A − NOVEMBER 2004 − REVISED APRIL 2008
electrical characteristics over recommended operating free-air temperature range (unless
otherwise noted)
PARAMETER
TEST CONDITIONS
I_O
(mA)
V_CC
T_A = 25°C
MIN MAX
T_A = −40°C
TO 85°C
MIN MAX
T_A = −40°C
TO 125°C
MIN MAX
UNIT
2V
1.9
1.9
1.9
CMOS loads
−0.02 4.5 V
4.4
4.4
4.4
V_OH
V_I = V_IH or V_IL
TTL loads
6V
5.9
5.9
5.9
V
−4 4.5 V 3.98
3.84
3.7
−5.2 6 V 5.48
5.34
5.2
2V
0.1
0.1
0.1
CMOS loads
0.02 4.5 V
0.1
0.1
0.1
V_OL
V_I = V_IH or V_IL
TTL loads
6V
4 4.5 V
5.2 6 V
0.1
0.1
0.26
0.33
0.26
0.33
0.1 V
0.4
0.4
A, B, R
6V
I_I
V_I = V_CC or GND _{RXCX (see Note 5)}
6V
Quiescent
0
6V
±0.1
±0.05
8
±1
±0.5
80
±1
µA
±0.5
160 µA
I_CC
V_I = V_CC or GND _{Active, Q = high,}
Pins 2 and 14 at V_CC/4
0
6V
0.6
0.8
1 mA
C_IN
C_L = 50 pF
10
10
10 pF
NOTE 5: When testing I_IL, the Q output must be high. If Q is low (device not triggered), the pullup P device is ON and the low-resistance path
from V_DD to the test pin causes a current far exceeding the specification.
timing requirements over recommended operating free-air temperature range (unless otherwise
noted) (see Figure 1)
PARAMETER
t_w
Input pulse width
t_su
Reset setup time
t_rr
Retrigger time (see Figure 4)
Output pulse-width match, same package
V_CC
2V
4.5 V
6V
2V
4.5 V
6V
5V
T_A = 25°C
MIN TYP MAX
80
16
14
5
5
5
175
±1
T_A = −40°C
TO 85°C
MIN MAX
100
20
17
5
5
5
T_A = −40°C
TO 125°C
MIN MAX
120
24
20
5
5
5
UNIT
ns
ns
ns
%
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