ISL705ARH, ISL705BRH, ISL705CRH, ISL706ARH, ISL706BRH, ISL706CRH
Electrical Specifications Unless otherwise specified V = 4.75V to 5.5V for the ISL705ARH/BRH/CRH, V = 3.15V to 3.6V for the
DD
DD
ISL706ARH/BRH/CRH T = -55°C to +125°C. Boldface limits apply over the ambient operating temperature range, -55°C to +125°C. (Continued)
A
MIN
TYP
MAX
SYMBOL
PARAMETER
CONDITIONS
(Note 4) (Note 5) (Note 4) UNITS
WATCHDOG SECTION
t
Watchdog Time-Out Period
1.00
50
1.60
2.25
s
ns
ns
V
WD
t
Watchdog Input (WDI) Pulse Width
ISL705ARH/BRH/CRH, V = 0.4V, V = 0.8 x V
IL IH
WP
DD
DD
ISL706ARH/BRH/CRH, V = 0.4V, V = 0.8 x V
IL IH
100
V
Watchdog Input (WDI) Threshold Voltage
Watchdog Input (WDI) Current
ISL705ARH/BRH/CRH
ISL705ARH/BRH/CRH
ISL706ARH/BRH/CRH
ISL706ARH/BRH/CRH
0.8
0.6
100
5
IL
V
3.5
V
IH
V
V
IL
V
0.7 x V
V
IH
DD
I
ISL705ARH/BRH/CRH, WDI = V
µA
µA
µA
µA
V
WDI
DD
ISL705ARH/BRH/CRH, WDI = 0V
ISL706ARH/BRH/CRH, WDI = V
-100
DD
ISL706ARH/BRH/CRH, WDI = 0V
-5
V
Watchdog Output (WDO) Voltage
ISL705ARH/BRH/CRH, I
ISL705ARH/BRH/CRH, I
ISL706ARH/BRH/CRH, I
ISL706ARH/BRH/CRH, I
= 800µA
V
- 1.5
DD
WDO
SOURCE
= 1.2mA
0.4
0.3
V
SINK
= 500µA
0.8 x V
V
SOURCE
DD
= 500µA
V
SINK
MANUAL RESET SECTION
I
Manual Reset (MR) Pull-up Current
ISL705ARH/BRH/CRH, MR = 0V
ISL706ARH/BRH/CRH, MR = 0V
ISL705ARH/BRH/CRH
-500
-250
150
150
-100
-25
µA
µA
ns
ns
V
MR
t
Manual Reset (MR) Pulse Width
MR
ISL706ARH/BRH/CRH
V
Manual Reset (MR) Input Threshold Voltage ISL705ARH/BRH/CRH
0.8
0.6
IL
V
2.0
V
IH
V
ISL706ARH/BRH/CRH
V
IL
V
0.7 x V
V
IH
DD
t
Manual Reset (MR) to Reset Out Delay
ISL705ARH/BRH/CRH
ISL706ARH/BRH/CRH
100
100
ns
ns
MD
THRESHOLD DETECTOR SECTION
V
Power Fail Input (PFI) Input Threshold
Voltage
ISL705ARH/BRH/CRH
ISL706ARH/BRH/CRH
1.20
0.576
-10
1.25
0.6
1.30
0.624
10
V
V
PFI
I
Power Fail Input (PFI) Input Current
nA
V
PFI
V
Power Fail Output (PFO) Output Voltage
ISL705ARH/BRH/CRH, I
ISL705ARH/BRH/CRH, I
ISL706ARH/BRH/CRH, I
ISL706ARH/BRH/CRH, I
= 800µA
= 500µA
V
- 1.5
DD
PFO
SOURCE
= 3.2mA
0.4
V
SINK
0.8 x V
V
SOURCE
DD
= 1.2mA
0.3
15
20
V
SINK
t
PFI Rising Threshold Crossing to PFO Delay ISL705ARH/BRH/CRH
ISL706ARH/BRH/CRH
7
µs
µs
RPFI
11
FN7662.0
September 15, 2011
6
INTERSIL [ Intersil ]
