LTC1727EMS8-5 Linear Technology, LTC1727EMS8-5 Datasheet - Page 3

• Manufacturer Part Number: LTC1727EMS8-5
• Description: IC MON TRPL SPPLY MICROPWR 8MSOP
• Manufacturer: Linear Technology
• Type: Multi-Voltage Supervisorr

Specifications of LTC1727EMS8-5

• Number Of Voltages Monitored: 3
• Output: Open Drain or Open Collector
• Reset: Active Low
• Reset Timeout: 140 ms Minimum
• Voltage - Threshold: 3.086V, 4.675V, Adj
• Operating Temperature: -40°C ~ 85°C
• Mounting Type: Surface Mount
• Package / Case: 8-MSOP, Micro8™, 8-uMAX, 8-uSOP,
• Lead Free Status / RoHS Status: Contains lead / RoHS non-compliant

elecTrical cHaracTerisTics
apply over the full operating temperature range, otherwise specifications are at T
V
SYMBOL PARAMETER
I
I
I
I
t
t
V
V
LTC1727-5/LTC1728-5 Only
V
LTC1728-1.8 The
T
SYMBOL
V
V
V
V
I
I
I
t
t
V
V
VCC3
VCC25
VCC5
VCCA
RST
UV
VCC3
VCC18
VCCA
RST
UV
OL
OH
OVR
A
RT3
RT18
RTA
CCOP
OL
OH
CC25
= 25°C. V
= 2.5V, V
V
V
V
V
Reset Pulse Width
V
or COMPX
Output Voltage Low, RST, COMPX
Output Voltage High, RST, COMPX (Note 6) I
V
CC3
CC25
CC5
CCA
CC
CC5
CC3
PARAMETER
Reset Threshold V
Reset Threshold V
Reset Threshold V
V
V
V
V
Reset Pulse Width
V
Output Voltage Low, RST
Output Voltage High, RST
Undervoltage Detect to RST
Supply Current
Supply Current
Reset Override Voltage (Note 7)
Input Current
CC3
CC3
CC18
CCA
CC
CCA
Supply Current
= 3V, V
Undervoltage Detect to RST
, V
l
Supply Current
Input Current
Supply Current
= V
denotes specifications which apply over the full operating temperature range, otherwise specifications are at
CC18
CC3
CC18
Operating Voltage
unless otherwise noted.
= 1.8V, V
CC3
CC18
CCA
CCA
= V
CC3
unless otherwise noted.
CONDITIONS
V
V
V
V
V
–40°C < T
RST Low with 10k Pull-Up to V
–40°C < T
V
Threshold V
I
I
I
I
Override V
SINK
SINK
SINK
SINK
SOURCE
CONDITIONS
V
V
V
RST in Correct Logic State
V
V
V
V
RST Low (Note 5)
V
Threshold V
I
I
I
I
I
CC5
CC5
CC25
CC5
CCA
CC5
SINK
SINK
SINK
SINK
SOURCE
CC3
CC18
CCA
CC18
CC18
CC18
CCA
CC18
/V
/V
, V
= 5V, V
= 1V
= 2.5mA, V
= 100µA, V
= 100µA, V
= 100µA, V
< V
Input Threshold
= 2.5mA, V
= 100µA, V
= 100µA, V
= 100µA, V
Input Threshold
= 1V
, V
CC25
CC25
Input Threshold
> V
< V
< V
CC25
= 1µA
= 1µA (Note 6)
CC3
CC3
A
A
CC5
CC3
CC3
CC3
All except LTC1728-1.8/LTC1728-3.3. The
, V
> V
< V
< 125°C
< 125°C
RT
CC3
, V
RT
or V
, V
, V
CC3
Ability to Assert RST
by More Than 1% (Note 5)
CC3
CC3
CC25
by More Than 1%
< V
CC3
CC3
CC3
CC3
CC3
CC18
CCA
CC3
CC3
CC3
CC3
or V
, V
CC5
= 3V, V
= 1V, V
= 0V, V
= 1V, V
= 3V (Note 4)
= 2.5V (Note 4)
CC3
Less Than Reset (Note 5)
= 3V, V
= 1V, V
= 0V, V
= 1V, V
= 1.8V (Note 4)
CCA
= 3.3V (Note 4)
Less Than Reset
CC5
CC5
CC5
CC5
CC18
CC18
CC18
CC18
/V
/V
/V
/V
CC3
CC25
CC25
CC25
CC25
= 0V
= 0V
= 1V
= 1V
(Note 5)
A
= 0V
= 0V
= 1V
= 1V
= 25°C. V
CC3
LTC1727/LTC1728
l
l
l
l
l
l
l
l
l
l
l
l
l
l
= 3.3V, V
l
l
l
l
l
l
l
l
l
l
l
l
l
V
2.760
1.656
0.985
CC3
l
MIN
–15
140
V
1
denotes specifications which
CC3
– 1
MIN
–15
–20
140
140
CC5
– 1
= 5V,
2.805
1.683
1.000
0.15
0.05
0.05
0.05
TYP
200
110
V
10
1
1
0
CC3
0.15
0.05
0.05
0.05
TYP
200
110
10
10
±0.025
1
1
0
0
2.850
1.710
1.015
MAX
280
0.4
0.3
0.3
0.3
20
15
7
2
2
MAX UNITS
280
350
0.4
0.3
0.3
0.3
20
20
15
50
2
2
UNITS
17278fb
3
ms
ms
ms
µA
µA
µA
µA
nA
nA
µA
µA
µA
nA
µs
µs
V
V
V
V
V
V
V
V
V
V
V
V
V
V
V