Preliminary Datasheet
3-PIN MICROPROCESSOR RESET CIRCUIT
Typical Performance Characteristics
AZ809A
12
11
10
9
No Load
Power-up Reset Timeout Period (ms)
120.0
340
320
300
280
260
240
220
200
-40.0
V
CC
=5V
Supply Current (
µ
A)
8
7
6
5
4
3
2
1
0
-40.0
-20.0
0.0
20.0
40.0
60.0
o
V
CC
=3.3V
V
CC
=1V
80.0
100.0
-20.0
0.0
20.0
40.0
60.0
o
80.0
100.0
120.0
Temperature ( C)
Temperature ( C)
Figure 4. Supply Current vs. Temperature
Figure 5. Power-up Reset Timeout vs. Temperature
240
220
1.004
V
CC
=V
TH
to V
TH
-V
OD
1.003
Power-Down Reset Delay (
µ
s)
200
180
Normalized Threshold
160
140
120
100
80
60
40
20
0
-40.0
-20.0
0.0
20.0
40.0
60.0
o
1.002
V
OD
=10mV
1.001
1.000
V
OD
=20mV
V
OD
=100mV
V
OD
=200mV
0.999
0.998
80.0
100.0
120.0
0.997
-40.0
-20.0
0.0
20.0
40.0
60.0
o
80.0
100.0
120.0
Temperature ( C)
Temperature ( C)
Figure 6. Power-down Reset Delay vs. Temperature
Figure 7. Normalized Reset Threshold vs. Temperature
Jan. 2008 Rev. 1. 0
6
BCD Semiconductor Manufacturing Limited
BCDSEMI [ BCD SEMICONDUCTOR MANUFACTURING LIMITED ]
