MAX700CSA Maxim Integrated Products, MAX700CSA Datasheet - Page 5

• Manufacturer Part Number: MAX700CSA
• Description: IC PWR-SUP MONITOR W/RESET 8SOIC
• Manufacturer: Maxim Integrated Products
• Type: Simple Reset/Power-On Resetr

Specifications of MAX700CSA

• Number Of Voltages Monitored: 1
• Output: Push-Pull, Push-Pull
• Reset: Active High/Active Low
• Reset Timeout: 200 ms Minimum
• Voltage - Threshold: Adjustable/Selectable
• Operating Temperature: 0°C ~ 70°C
• Mounting Type: Surface Mount
• Package / Case: 8-SOIC (3.9mm Width)
• Lead Free Status / RoHS Status: Contains lead / RoHS non-compliant

Figure 1. MAX700 Block Diagram
Figure 3. MAX700 Connected for External Senses and
Hysteresis
Figure 4 shows the RESET output of the MAX700/
MAX701/MAX702 in the correct state for V
down to 0V. Note the effect of the built-in hysteresis on
the trigger lever of RESET.
V
IN
SENSE
HYST
GND
MR
1
2
4
3
R1
R2
R1 = R2
1.29V REF
1MΩ
R3 =
COMPARATOR
MANUAL
BUTTON
(
RESET
R3
1.29
V
_______________________________________________________________________________________
V
L
V
U
T
- 1
- V
R1
)
L
1
2
4
3
V
V
HYSTERESIS = V
L
U
= LOWER VOLTAGE THRESHOLD
= UPPER VOLTAGE THRESHOLD
MR
SENSE
HYST
GND
MAX700
U
- V
R
R
Power-Supply Monitor with Reset
L
OSC
RESET
RESET
RC
MAX700
V
CTL
CC
8
7
6
5
150kΩ
CC
N.C.
V
voltages
IN
3V TO 15V
TO µP
8
7
6
5
V
CTL
RESET
RESET
CC
For the latest package outline information, go to
www.maxim-ic.com/packages.
Figure 2. MAX700 Typical Connection Diagram
Figure 4. Typical MAX700/MAX701/MAX702 RESET Output vs. V
RESET
V
CC
MANUAL
BUTTON
RESET
N.C.
1
2
4
3
MR
SENSE
HYST
GND
Package Information
1s/div
MAX700
RESET
RESET
V
CTL
CC
8
7
6
5
+5V
N.C.
0V
0V
TO µP
2V/div
2V/div
CC
5