ADM691AR Analog Devices Inc, ADM691AR Datasheet - Page 6

• Manufacturer Part Number: ADM691AR
• Description: IC SUPER MPU 4.65 250MA 16SOIC
• Manufacturer: Analog Devices Inc
• Type: Battery Backup Circuitr

Specifications of ADM691AR

• Rohs Status: RoHS non-compliant
• Number Of Voltages Monitored: 1
• Output: Open Drain, Push-Pull
• Reset: Active High/Active Low
• Reset Timeout: 35 ms Minimum
• Voltage - Threshold: 4.65V
• Operating Temperature: -40°C ~ 85°C
• Mounting Type: Surface Mount
• Package / Case: 16-SOIC (0.300", 7.5mm Width)
• Number Of Elements: 1
• Monitored Voltage 1 (typ): 4.75 to 5.5V
• Threshold Voltage 1 (max): 4.73V
• Battery Backup Switching: Yes
• Watchdog Timer: Yes
• Chip Enable Signals: Yes
• Reset Active Time: 70ms
• Manual Reset: No
• Package Type: SOIC
• Operating Supply Voltage (min): 4.75V
• Operating Supply Voltage (max): 5.5V
• Reset Threshold Voltage (max): 4.73V
• Reset Threshold Voltage (min): 4.5V
• Family Name: ADM691
• Power Dissipation: 600mW
• Operating Temp Range: -40C to 85C
• Operating Temperature Classification: Industrial
• Power Fail Detection: Yes
• Mounting: Surface Mount
• Pin Count: 16
• Supply Current: 1.95mA
• Lead Free Status / Rohs Status: Not Compliant

ADM691A/ADM693A/ADM800L/M
Figure 8. Battery Current vs. Input Supply Voltage
Figure 9. Watchdog and Reset Timeout Period vs.
OSC IN Capacitor
Figure 10. Chip Enable Propagation Delay vs.
Temperature
100
0.1
7.0
6.5
6.0
5.5
5.0
4.5
4.0
10
10
9
8
7
6
5
4
3
2
1
0
1
–50
10
0
0.5
TIMEOUT PERIOD = >
SHORT WATCHDOG
–25
TIMEOUT PERIOD
1.0
RESET ACTIVE
LONG WATCHDOG TIMEOUT PERIOD
1.5
0
TEMPERATURE – C
2.0
25
C
V
OSC
CC
100
2.5
– pF
– V
50
3.0
V
BATT
3.5
75
= 2.8V
4.0
100
4.5
125
5.0
1k
–6–
Figure 13. RESET Output Resistance vs. Temperature
Figure 12. Reset Timeout Relay vs. Temperature
Figure 11. Chip Enable Propagation Delay vs.
Load Capacitance
1200
1000
230
220
210
200
190
180
170
800
600
400
200
16
14
12
10
8
6
4
2
0
0
–50
–50
0
–30
50
–20
–10
LOAD CAPACITANCE – pF
V
V
SOURCING CURRENT
100
CC
CC
SINKING CURRENT
10
TEMPERATURE – C
TEMPERATURE – C
= 5V, V
= 0V, V
10
150
BATT
BATT
40
= 2.8V
= 2.8V
30
200
70
50
250
100
70
300
130
90
REV. 0