ADM9690ARNZ-REEL Analog Devices Inc, ADM9690ARNZ-REEL Datasheet - Page 4

• Manufacturer Part Number: ADM9690ARNZ-REEL
• Description: SUPERVISOR WITH 2 RESETS I.C.
• Manufacturer: Analog Devices Inc
• Type: Watchdog Circuitr

Specifications of ADM9690ARNZ-REEL

• Number Of Voltages Monitored: 1
• Output: Push-Pull, Totem Pole
• Reset: Active Low
• Reset Timeout: 10 ms, 50 ms Typical
• Voltage - Threshold: 4.31V
• Operating Temperature: -40°C ~ 85°C
• Mounting Type: Surface Mount
• Package / Case: 8-SOIC (3.9mm Width)
• Lead Free Status / RoHS Status: Lead free / RoHS Compliant

ADM9690
Figure 2. Reset Voltage Threshold vs. Temperature
4.412
4.410
4.408
4.406
4.404
4.402
4.400
4.398
4.396
Figure 1. Reset Output Voltage vs. Supply
–60
CH1
–Typical Performance Curves
1.0V
–30
CH2
0
TEMPERATURE – C
1.0V
+5V
30
V
OSC SEL1
OSC SEL2
MON
M 500ms
60
4.31V
ADM9690
WATCHDOG
CH1
TIMEBASE
90
Figure 5. Typical Application Circuit
380mV
120
GND
V
CC
V
RESET
CC
RESET(2)
RESET(1)
WATCHDOG
TRANSITION
TIMER
TIMER
DETECTOR
–4–
Figure 3. Watchdog and Reset Timeout Period vs. Supply
@ –40 ° C
WATCHDOG
INPUT (WDI)
RESET(2)
RESET(1)
72.0
71.6
71.2
70.8
70.4
70.0
69.6
69.2
68.8
Figure 4. Supply Current vs. Temperature
100
10
–60
2.5
3.0
–30
RESET2/TIMEOUT
WATCHDOG TIMEOUT
3.5
RESET1/TIMEOUT
RESET
RESET
I/O LINE
AUXILIARY
CIRCUITRY
PERIOD
0
TEMPERATURE – C
4.0
P
V
CC
4.5
30
– Volts
5.0
60
5.5
90
6.0
120
6.5
REV. A