
2000 Mar 15
16
Philips Semiconductors
Product specication
Dual retriggerable monostable multivibrator
with reset
74AHC123A;
74AHCT123A
Notes
1. Typical values are measured at VCC = 5.0 V and Tamb =25 °C.
2. For CEXT ≥ 10 nF the typical value of the pulse width tW (s) = REXT (k) × CEXT (nF).
VCC = 4.5 to 5.5 V; note 1
trt
retrigger time;
nAtonB
CEXT = 100 pF;
REXT =1k; see
Figs 8, 9 and 10
50 pF
60
ns
CEXT = 0.01 F;
REXT =1k; see
Figs 8, 9 and 10
1.5
s
SYMBOL
PARAMETER
TEST CONDITIONS
Tamb (°C)
UNIT
WAVEFORMS
CL
25
40 to +85 40 to +125
MIN. TYP. MAX. MIN. MAX. MIN. MAX.