Typical operating characteristics (continued) – Rainbow Electronics MAX16021 User Manual
Page 8
MAX16016/MAX16020/MAX16021
Low-Power µP Supervisory Circuits with
Battery-Backup Circuit and Chip-Enable Gating
8
_______________________________________________________________________________________
BATTOK OUTPUT VOLTAGE LOW
vs. SINK CURRENT
MAX16016 toc19
SINK CURRENT (mA)
BATTOK OUTPUT VOLTAGE LOW (V)
18
16
14
12
10
8
6
4
2
0.1
0.2
0.3
0.4
0.5
0
0
20
V
CC
= 3.3V
V
CC
= 5V
MR FALLING TO RESET DELAY
MAX16016 toc20
200ns/div
MR
5V/div
RESET
5V/div
RESET PROPAGATION DELAY
vs. THRESHOLD OVERDRIVE
MAX16016 toc21
THRESHOLD OVERDRIVE (mV)
PROPAGATION DELAY (
µ
s)
350
300
250
200
150
100
50
30
40
10
20
50
60
70
0
0
400
MAX16020PTEZ+
CHIP-ENABLE GATING LOCKING OUT
SIGNAL DURING RESET CONDITION
MAX16016 toc22
10
µs/div
RESET
5V/div
CEIN
5V/div
CEOUT
5V/div
Typical Operating Characteristics (continued)
(V
CC
= 5V, V
BATT
= 0V, T
A
= +25°C, unless otherwise noted.)
WDO OUTPUT VOLTAGE LOW
vs. SINK CURRENT
MAX16016 toc16
SINK CURRENT (mA)
WDO OUTPUT VOLTAGE LOW (V)
18
16
14
12
10
8
6
4
2
0.1
0.2
0.3
0.4
0.5
0
0
20
V
CC
= 3.3V
V
CC
= 5V
V
CC
SUPPLY CURRENT
vs. WDI FREQUENCY
MAX16016 toc17
WDI FREQUENCY (kHz)
I
CC
(µ
A)
100
10
20
50
70
10
60
30
40
0
0
1000
BATTON OUTPUT VOLTAGE LOW
vs. SINK CURRENT
MAX16016 toc18
SINK CURRENT (mA)
BATTON OUTPUT VOLTAGE LOW (V)
18
16
14
12
10
8
6
4
2
0.1
0.2
0.3
0.4
0.5
0
0
20
V
CC
= 3.3V
V
CC
= 5V