LTC693CSW Linear Technology, LTC693CSW Datasheet - Page 3

• Manufacturer Part Number: LTC693CSW
• Description: IC MPU SUPERVISRY CIRCUIT 16SOIC
• Manufacturer: Linear Technology
• Type: Simple Reset/Power-On Resetr

Specifications of LTC693CSW

• Number Of Voltages Monitored: 1
• Output: Open Drain or Open Collector
• Reset: Active High/Active Low
• Reset Timeout: 140 ms Minimum
• Voltage - Threshold: 4.4V
• Operating Temperature: 0°C ~ 70°C
• Mounting Type: Surface Mount
• Package / Case: 16-SOIC (0.300", 7.5mm Width)
• Lead Free Status / RoHS Status: Contains lead / RoHS non-compliant
• Other names: LTC693CS

PRODUCT SELECTION GUIDE
ELECTRICAL CHARACTERISTICS
temperature range, otherwise specifi cations are at T
PARAMETER
Battery Backup Switching
Operating Voltage Range
V
V
Supply Current (Exclude I
Supply Current in Battery Backup Mode
Battery Standby Current
Battery Switchover Threshold
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
LTC692
LTC693
LTC690
LTC691
LTC694
LTC695
LTC699
LTC1232
LTC1235
LTC694-3.3
LTC695-3.3
OUT
OUT
V
V
(+ = Discharge, – = Charge)
V
(Note 5)
CC
BATT
CC
Output Voltage
in Battery Backup Mode
– V
BATT
PINS
16
16
16
16
16
8
8
8
8
8
8
OUT
)
THRESHOLD
4.37/4.62
RESET
4.40
4.40
4.65
4.65
4.65
4.65
4.65
4.65
2.90
2.90
(V)
CONDITIONS
I
I
I
I
V
5.5V > V
Power Up
Power Down
I
BATT ON = V
BATT ON = 0V, Source Current
OSC SEL High, V
OUT
OUT
OUT
OUT
SINK
CC
WATCHDOG
= 0V, V
= 1mA
= 50mA
= 250μA, V
≤ 50mA
= 3.2mA
TIMER
CC
X
X
X
X
X
X
X
X
X
X
X
A
BATT
> V
= 25°C. V
OUT
BATT
CC
= 2.8V
, Sink Current
CC
The
< V
+ 0.2V
= 5V
BATT
l
BATTERY
BACKUP
CC
denotes the specifi cations which apply over the full operating
= full operating range, V
X
X
X
X
X
X
X
X
X
POWER-FAIL
WARNING
X
X
X
X
X
X
X
X
X
l
l
l
l
l
l
V
V
V
V
BATT
CC
CC
CC
MIN
4.50
2.00
–0.1
–1.0
4.25
160
140
0.5
BATT
– 0.05
– 0.10
– 0.50
RAM WRITE-
– 0.1
PROTECT
= 2.8V, unless otherwise noted.
X
X
X
X
X
LTC692/LTC693
V
V
V
V
BATT
CC
CC
CC
0.04
0.04
4.40
TYP
200
200
– 0.005
– 0.005
– 0.250
0.6
0.6
70
50
20
35
40
1
– 0.02
PUSHBUTTON
RESET
X
X
MAX
5.50
4.00
0.02
0.10
4.50
240
280
1.5
2.5
0.4
25
1
5
CONDITIONAL
BATTERY
BACKUP
X
UNITS
0692fb
3
mA
mA
mV
mV
mV
mA
mV
ms
ms
μA
μA
μA
μA
μA
V
V
V
V
V
V
V
V