LTC695CSW-3.3#PBF Linear Technology, LTC695CSW-3.3#PBF Datasheet - Page 4

• Manufacturer Part Number: LTC695CSW-3.3#PBF
• Description: IC MPU SUPRVSRY CIRC 3.3V 16SOIC
• Manufacturer: Linear Technology
• Type: Simple Reset/Power-On Resetr

Specifications of LTC695CSW-3.3#PBF

• Number Of Voltages Monitored: 1
• Output: Open Drain or Open Collector
• Reset: Active High/Active Low
• Reset Timeout: 140 ms Minimum
• Voltage - Threshold: 2.9V
• Operating Temperature: 0°C ~ 70°C
• Mounting Type: Surface Mount
• Package / Case: 16-SOIC (0.300", 7.5mm Width)
• Lead Free Status / RoHS Status: Lead free / RoHS Compliant

LTC694-3.3/LTC695-3.3
ELECTRICAL CHARACTERISTICS
PARAMETER
Battery Back-Up Switching
Operating Voltage Range
V
V
Supply Current (Exclude I
Supply Current in Battery Back-Up Mode
Battery Standby Current (+ = Discharge, – = Charge) 3.6V > V
Battery Switchover Threshold (V
Battery Switchover Hysteresis
BATT ON Output Voltage (Note 4)
BATT ON Output Short-Circuit Current (Note 4)
Reset and Watchdog Timer
Reset Voltage Threshold
Reset Threshold Hysteresis
Reset Active Time
Watchdog Timeout Period, Internal Oscillator
Watchdog Timeout Period, External Clock (Note 5)
Reset Active Time PSRR
Watchdog Timeout Period PSRR, Internal OSC
Minimum WDI Input Pulse Width
RESET Output Voltage at V
RESET and LOW
RESET and WDO Output Voltage (Note 4)
RESET, RESET, WDO, LOW
Output Short-Circuit Current (Note 4)
WDI Input Threshold
WDI Input Current
4
temperature range, otherwise specifications are at T
OUT
OUT
Output Voltage
in Battery Back-Up Mode
_
LINE Output Voltage (Note 4)
OUT
CC
_
LINE
)
= 1V
CC
– V
BATT
)
CONDITIONS
V
I
I
I
Power-Up
Power-Down
BATT ON = 0V, Source Current
OSC SEL HIGH, V
Short Period, V
Short Period, V
Long Period
I
I
I
Output Source Current
Output Sink Current
Logic High
WDI = V
WDI = 0V
V
I
V
I
BATT ON = V
Long Period, V
Long Period, V
Short Period
V
I
I
Logic Low
OUT
OUT
OUT
OUT
SINK
SINK
SINK
SOURCE
SINK
SOURCE
CC
BATT
CC
IL
= 0.4V, V
= 0V, V
= 1mA
= 50mA
= 250μA, V
≤ 50μA, V
= 800μA
= 10μA, V
= 400μA, V
= 400μA, V
A
= 25°C. V
= 0.1μA, V
= 0.1μA, V
OUT
CC
BATT
> V
IH
OUT
The
CC
BATT
= 3V
CC
CC
CC
CC
CC
CC
= 2V
, Sink Current
CC
CC
= 3.6V
CC
= 3V
= 3V
= 1V
l
= 3V
= 3V
CC
CC
< V
CC
+ 0.2V
= 2.8V
= 3V
= 3V
denotes the specifications which apply over the full operating
= 3V
= 2.8V
= 3.3V, V
BATT
BATT
= 2V, unless otherwise noted.
l
l
l
l
l
l
l
l
l
l
l
l
l
l
l
l
l
l
l
l
l
l
l
l
l
l
l
V
V
V
V
BATT
CC
CC
CC
–0.02
–0.10
4032
MIN
160
140
960
200
–50
3.0
1.5
0.5
2.8
1.2
1.0
2.3
2.3
2.3
80
70
1
– 0.1
– 0.2
– 0.8
– 0.1
V
V
V
BATT
V
CC
CC
CC
0.04
0.04
TYP
200
200
100
100
0.2
0.2
2.9
1.6
1.6
70
50
20
25
40
32
–8
– 0.01
– 0.01
1
4
2
4
3
9
4
– 0.4
– 0.02
4097
1025
MAX
5.50
2.75
0.02
0.10
2.25
240
280
120
140
200
0.6
1.0
0.3
3.0
2.0
0.3
0.3
0.4
25
25
50
1
5
UNITS
Cycles
69453fb
Clock
ms/V
ms/V
ms/V
mA
mA
mV
mV
mV
mA
mV
mV
mA
sec
sec
ms
ms
ms
ms
μA
μA
μA
μA
μA
μA
μA
μA
ns
V
V
V
V
V
V
V
V
V
V
V
V
V
V