MAX708ESA Maxim Integrated Products, MAX708ESA Datasheet - Page 4

• Manufacturer Part Number: MAX708ESA
• Description: Supervisory Circuits Single uPower Supervisor
• Manufacturer: Maxim Integrated Products

Specifications of MAX708ESA

• Number Of Voltages Monitored: 1
• Monitored Voltage: 4.4 V
• Undervoltage Threshold: 4.25 V
• Overvoltage Threshold: 4.5 V
• Output Type: Active High, Active Low, Push-Pull
• Manual Reset: Resettable
• Watchdog: No Watchdog
• Battery Backup Switching: No Backup
• Power-up Reset Delay (typ): 280 ms
• Supply Voltage (max): 5.5 V
• Supply Voltage (min): 1.2 V
• Supply Current (typ): 500 uA
• Maximum Power Dissipation: 471 mW
• Maximum Operating Temperature: + 85 C
• Mounting Style: SMD/SMT
• Package / Case: SOIC-8 Narrow
• Minimum Operating Temperature: - 40 C
• Power Fail Detection: Yes
• Lead Free Status / Rohs Status: No

Low-Cost, µP Supervisory Circuits
4
__________________________________________Typical Operating Characteristics
+1.30V
RESET
V
+5V
PFI
PFO
CC
0V
0V
_______________________________________________________________________________________
PFI
+1.25V
ASSERTION RESPONSE TIME
POWER-FAIL COMPARATOR
RESET OUTPUT VOLTAGE
vs. SUPPLY VOLTAGE
V
CC
MAX705/MAX707
V
T
CC
A
30pF
= +25°C
PFO
T
= +5V
+5V
A
500ms/div
400ns/div
V
= +25°C
CC
GND
RESET
RESET
1kΩ
V
CC
0V
0V
2kΩ
330pF
RESET
MAX707/MAX708/MAX813L
RESET OUTPUT VOLTAGE
vs. SUPPLY VOLTAGE
RESET
GND
V
CC
T
A
500ms/div
0V
+1.20V
+5V
+5V
= +25°C
330pF 10kΩ
RESET
+5V
V
+5V
+5V
+5V
CC
0V
0V
V
CC
RESET, RESET ASSERTION
RESET RESPONSE TIME
V
+5V
+5V
CC
GND
MAX705/MAX707
RESET
V
T
CC
A
GND
V
RESET
RESET
MAX707
= +25°C
400ns/div
CC
2µs/div
= V
10kΩ
30pF
RT
RESET
10kΩ
330pF
+5V
V
10kΩ
CC
0V
0V
T
A
= +25°C
330pF
V
RESET
GND
CC
RESET RESPONSE TIME
0V
RESET
+4V
RESET
MAX813L
330pF 10kΩ
2µs/div
+1.20V
+5V
+5V
PFI
PFO
0V
0V
0V
PFI
DE-ASSERTION RESPONSE TIME
+1.25V
RESET, RESET DE-ASSERTION
RESET
RESET
GND
V CC
POWER-FAIL COMPARATOR
+5V
30pF
10kΩ
330pF
V
T
+4V
+4V
10kΩ
A
CC
MAX707
= +25°C
PFO
400ns/div
400ns/div
= V
RT
1kΩ
330pF
V
T
A
CC
= +25°C
= +5V
+1.30V
+3V
RESET
RESET