LM809M3-2.93 National Semiconductor, LM809M3-2.93 Datasheet - Page 2

• Manufacturer Part Number: LM809M3-2.93
• Description: IC, MPU RESET CKT, 15µA, 5.5V, 3-SOT-23
• Manufacturer: National Semiconductor

Specifications of LM809M3-2.93

• Threshold Voltage: 2.93V
• No. Of Supervisors / Monitors: 1
• Supply Voltage Range: 1.2V To 5.5V
• Reset Type: Active-Low
• Supply Current: 15µA
• Delay Time: 240ms
• Digital Ic Case Style: SOT-23
• Number Of Elements: 1
• Monitored Voltage 1 (typ): 3/3.3/5V
• Threshold Voltage 1 (max): 2.96V
• Battery Backup Switching: No
• Watchdog Timer: No
• Chip Enable Signals: No
• Reset Active Time: 840ms
• Manual Reset: No
• Package Type: SOT-23
• Operating Supply Voltage (min): 1V
• Operating Supply Voltage (max): 5.5V
• Reset Threshold Voltage (max): 2.96V
• Reset Threshold Voltage (min): 2.89V
• Family Name: LM809
• Power Dissipation: 320mW
• Operating Temp Range: -40C to 105C
• Operating Temperature Classification: Industrial
• Power Fail Detection: No
• Mounting: Surface Mount
• Pin Count: 3
• Lead Free Status / RoHS Status: Contains lead / RoHS non-compliant
• Lead Free Status / RoHS Status: Contains lead / RoHS non-compliant

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Reset Threshold
Reset Threshold
Reset Threshold
Ordering Information
Custom voltages and improved accuracies are available, subject to minimum orders. Contact your local National Semiconductor Sales Office for information.
Pin Descriptions
(LLP)
1
3
5
4.63
4.38
4.00
3.08
2.93
2.63
2.45
4.63
4.38
4.00
3.08
2.93
2.63
2.63
(V)
(V)
(V)
PIN
SOT-23
1
2
3
LM809 Supplied as 1000
LM810 Supplied as 1000
LM809 Supplied as 1000
units, tape & reel
units, tape & reel
units, tape & reel
LM809M3-4.63
LM809M3-4.38
LM809M3-4.00
LM809M3-3.08
LM809M3-2.93
LM809M3-2.63
LM809M3-2.45
LM810M3-4.63
LM810M3-4.38
LM810M3-4.00
LM810M3-3.08
LM810M3-2.93
LM810M3-2.63
LM809LD-2.63
RESET (LM809)
RESET (LM810)
NAME
GND
V
CC
LM809 Supplied as 3000
LM810 Supplied as 3000
LM809 Supplied as 4500
Ground reference
Active-low output. RESET remains low while V
and for 240ms after V
Active-high output. RESET remains high while V
threshold, and for 240ms after V
Supply Voltage (+5V, +3.3V, or +3.0V)
units, tape & reel
units, tape & reel
units, tape & reel
LM809M3X-4.63
LM809M3X-4.38
LM809M3X-4.00
LM809M3X-3.08
LM809M3X-2.93
LM809M3X-2.63
LM809M3X-2.45
LM810M3X-4.63
LM810M3X-4.38
LM810M3X-4.00
LM810M3X-3.08
LM810M3X-2.93
LM810M3X-2.63
LM809LDX-2.63
2
CC
rises above the reset threshold.
Top Mark
Top Mark
Top Mark
Package
Package
Package
CC
FUNCTION
SFB
SEB
SDB
SCB
SBB
SAB
S8B
S7B
S6B
S5B
S4B
S3B
S9B
S13
rises above the reset threshold.
CC
CC
is below the reset threshold,
Package
SOT23-3
Package
SOT23-3
Package
is below the reset
LLP-6
Type
Type
Type
NSC Package
NSC Package
NSC Package
LDB06A
M03B
M03B