Datasheet CD4098BMS (Intersil) - 10

CD4098BMS
Typical Performance Characteristics (Continued) 1058 AMBIENT TEMPERATURE (TA) = +25oC 6 CL = 50pF RX = 100K 4 FREQUENCY = 100KHz 2 RISE TIME (tr), FALL (tf) = 20ns 1048 H (tWR) (ns) 6 4 WIDT 2 SUPPLY VOLTAGE (VDD) = 5V 1038 ULSE 6 P 4 SET 2 1028 10V 6 MUM RE 4 2 15V MINI 10 2 4 6 8 10 102 2 4 6 8103 2 4 6 8104 2 4 6 8105 EXTERNAL CAPACITANCE (CX) (pF) FIGURE 10. TYPICAL MINIMUM RESET PULSE WIDTH vs EXTERNAL CAPACITANCE 106 AMBIENT TEMPERATURE (T 6 A) = +25oC
To calculate average power dissipation(P)
RX = 5K TO 1M 100% 4
for less than 100% duty cycle:
CL = 50pF 2 OR CX = 100pF F
P100 = average power for 100% duty
105 1000pF 0.01

F 1

F 0.1

F ON

W) 6
cycle:
TI 4

T A P 00) ( 2 SSI
P = ( tm )P100 where m = one shot pulse
104
 width T
DI 6 4
T = trigger pulse period
WER - 2
e.g. For m = 600s, tT = 1000s. CX = 0.01mF
PO DUTY CYCLE (P1 1036
VDD = 5V 
m 4 RAGE VDD = 5V E 2 = 10V V
P1 = ( 600 )103 W = 600W (see dotted line on
A 102 = 15V
graph) 1000
2 4 6 8 2 4 6 8 2 4 6 8 2 4 6 8 2 4 6 8 1 10 102 103 104 105 ONE-SHOT PULSE WIDTH (

m) (

s) FIGURE 11. AVERAGE POWER DISSIPATION vs ONE-SHOT PULSE WIDTH Applications VDD VDD RX1 RX2 CX1 CX2 1 2 Q -TR 15 14 Q +TR 4 6 11 10 OUTPUT 5 MONO 1 12 MONO 2 VSS VDD 3 VDD 13 T1

RX1 CX1 INPUT PULSE 2 T2

RX2 CX2 T1 T2 2 OUTPUT PULSE CX

0.01

F FIGURE 12. PULSE DELAY
FN3332 Rev 0.00 Page 10 of 11 December 1992