PRODUCT DATABOOK 1996/1997
MC33164-3/MC34164-3
3 V U
N D E RV O LTA G E
S
E N S I N G
C
I R C U I T
P
R O D U C T I O N
D
A T A
S
H E E T
CHARACTERISTIC
CURVES
FIGURE 1.
— INPUT VOLTAGE and RESET OUTPUT
VOLTAGE vs. TIME
10
FIGURE 2.
— POWER-UP RESET VOLTAGE
2.0
RESET - (V)
7.5
5
2.5
0
R
L
= 82k
Power-Up RESET Voltage - (V)
T
A
= 25°C
1.8
1.6
1.4
1.2
1.0
R
L
= 10kohms
T
A
= 25°C
V
IN
0.8
0.6
10
V
IN
- (V)
7.5
5
2.5
0
0
.2
.4
.6
.8
1.0 1.2
1.4
1.6
1.8 2.0
RESET
0.4
0.2
0
0
0.4
0.8
1.2
1.6
2.0
(t) Time - (ms)
(t) Time - (ms)
FIGURE 3.
— POWER-DOWN RESET VOLTAGE
2.0
1.8
FIGURE 4.
— RESET OUTPUT VOLTAGE vs. INPUT VOLTAGE
3.00
(V
OUT
) RESET Output Voltage - (V)
Power-Down RESET Voltage - (V)
R
L
= 10kohms
T
A
= 25°C
1.6
1.4
1.2
1.0
2.50
2.00
R
L
= 82kW
T
A
= 25°C
1.50
V
IN
0.8
0.6
0.4
1.00
RESET
0.2
0
0
0.4
0.8
1.2
1.6
2.0
0.50
0
2.63
2.65
2.67
2.69
2.71
2.73
(t) Time - (ms)
(V
IN
) Input Voltage - (V)
Copyright © 1999
Rev. 1.2 6/99
5
MICROSEMI [ MICROSEMI CORPORATION ]
