MIC2774N-25BM5 TR Micrel Inc, MIC2774N-25BM5 TR Datasheet - Page 2

• Manufacturer Part Number: MIC2774N-25BM5 TR
• Description: IC SUPERVISOR DUAL LV SOT23-5
• Manufacturer: Micrel Inc
• Type: Multi-Voltage Supervisorr

Specifications of MIC2774N-25BM5 TR

• Number Of Voltages Monitored: 2
• Output: Open Drain or Open Collector
• Reset: Active Low
• Reset Timeout: 140 ms Minimum
• Voltage - Threshold: 2.53V, Adj
• Operating Temperature: -40°C ~ 85°C
• Mounting Type: Surface Mount
• Package / Case: SOT-23-5, SC-74A, SOT-25
• Lead Free Status / RoHS Status: Contains lead / RoHS non-compliant
• Other names: MIC2774N-25BM5TR; MIC2774N-25BM5TR

Pin Confi guration
Pin Description
M9999-102605
Pin Number
Pin Number
Pin Number
Pin Number
Pin Number
MIC2774H
MIC2774H
MIC2774H
1
1
1
2
2
2
2
3
3
3
3
3
4
4
4
4
4
5
5
5
5
5
Standard Voltage Options*
*There are ten standard versions available with an order increment of 3000 pieces. Samples of standard versions are
normally available from stock. Contact factory for information on non-standard versions. Available in tape-and-reel only.
Pin Number
Pin Number
Pin Number
Pin Number
Pin Number
MIC2774N
MIC2774N
MIC2774N
MIC2774L
MIC2774L
MIC2774L
/MR
2
2
2
2
3
3
3
3
3
4
4
4
4
4
5
5
5
5
5
1
1
1
1
SOT-23-5 (M5)
IN
3
4
“H” Version
Voltage
Voltage
Voltage
GND
Code
Code
46
46
46
44
44
44
31
31
31
29
29
29
28
28
28
26
26
26
25
25
25
23
23
23
22
22
22
17
17
17
2
VDD
RST
1
5
Pin Name
Pin Name
Pin Name
Pin Name
Pin Name
/RST
/RST
/RST
/RST
GND
GND
GND
GND
VDD
VDD
VDD
VDD
VDD
RST
RST
RST
/MR
/MR
/MR
/MR
/MR
IN
IN
IN
IN
IN
Pin Function
Pin Function
Pin Function
Pin Function
Pin Function
Digital (Output): Asserted high whenever V
voltage. It will remain asserted for no less than 140ms after V
return above the threshold limits.
Digital (Output): Asserted low whenever V
voltage. It will remain asserted for no less than 140ms after V
return above the threshold limits. (open-drain for “N” version)
Ground
Ground
Ground
Ground
Digital (Input): Driving this pin low initiates immediate and unconditional re-
Digital (Input): Driving this pin low initiates immediate and unconditional re-
Digital (Input): Driving this pin low initiates immediate and unconditional re-
Digital (Input): Driving this pin low initiates immediate and unconditional re-
Digital (Input): Driving this pin low initiates immediate and unconditional re-
set. Assuming V
(returns high), the reset output will be de-asserted no less than 140ms later.
/MR may be driven by a logic signal or a mechanical switch. /MR has an
internal pull-up to V
Analog (Input): The voltage on this pin is compared to the internal 300mV
Analog (Input): The voltage on this pin is compared to the internal 300mV
Analog (Input): The voltage on this pin is compared to the internal 300mV
Analog (Input): The voltage on this pin is compared to the internal 300mV
Analog (Input): The voltage on this pin is compared to the internal 300mV
reference. An under-voltage condition will trigger a reset sequence.
reference. An under-voltage condition will trigger a reset sequence.
reference. An under-voltage condition will trigger a reset sequence.
reference. An under-voltage condition will trigger a reset sequence.
reference. An under-voltage condition will trigger a reset sequence.
Analog (Input): Power supply input for internal circuitry and input to the fi xed
Analog (Input): Power supply input for internal circuitry and input to the fi xed
Analog (Input): Power supply input for internal circuitry and input to the fi xed
Analog (Input): Power supply input for internal circuitry and input to the fi xed
Analog (Input): Power supply input for internal circuitry and input to the fi xed
voltage monitor. The voltage on this pin is compared against the internal
voltage monitor. The voltage on this pin is compared against the internal
voltage monitor. The voltage on this pin is compared against the internal
voltage monitor. The voltage on this pin is compared against the internal
voltage monitor. The voltage on this pin is compared against the internal
reference. An undervoltage condition will trigger a reset sequence.
reference. An undervoltage condition will trigger a reset sequence.
reference. An undervoltage condition will trigger a reset sequence.
reference. An undervoltage condition will trigger a reset sequence.
reference. An undervoltage condition will trigger a reset sequence.
Application (V
Application (V
5.0V ±10%
5.0V ±10%
5.0V ±10%
3.3V ±10%
3.3V ±10%
3.3V ±10%
2.85V ±5%
2.85V ±5%
2.85V ±5%
2.70V ±5%
2.70V ±5%
2.70V ±5%
5.0V ±5%
5.0V ±5%
5.0V ±5%
3.3V ±5%
3.3V ±5%
3.3V ±5%
3.0V ±5%
3.0V ±5%
3.0V ±5%
2.5V ±5%
2.5V ±5%
2.5V ±5%
2.4V ±5%
2.4V ±5%
2.4V ±5%
1.8V ±5%
1.8V ±5%
1.8V ±5%
Typical
Typical
Typical
2
IN
DD
and V
DD
)
)
and may be left open if unused.
DD
are above the thresholds when /MR is released
“L” and “N” Version
Nominal Threshold
Nominal Threshold
Nominal Threshold
/MR
SOT-23-5 (M5)
IN
Voltage (V
Voltage (V
3
4
IN
GND
IN
4.68
4.68
4.68
4.43
4.43
4.43
3.09
3.09
3.09
2.93
2.93
2.93
2.81
2.81
2.81
2.67
2.67
2.67
2.53
2.53
2.53
2.34
2.34
2.34
2.25
2.25
2.25
1.69
1.69
1.69
or V
2
or V
VDD
DD
/RST
DD
TH
1
5
falls below the threshold
)
falls below the threshold
IN
IN
and V
and V
October 2005
DD
DD