ADM695 Analog Devices, ADM695 Datasheet - Page 2
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ADM695
Manufacturer Part Number
ADM695
Description
Manufacturer
Analog Devices
Datasheet
1.ADM690.pdf
(16 pages)
Specifications of ADM695
Batt-backup-flg
Yes
Product Description
µP Supv w/ Backup Batt Ckt, Adj RST Period, Adj Watchdog Period, CE Inputs, 4.65V Vth, 100 mA Iout
Reset Threshold (v)
4.65
Min Reset Timeout (ms)
140 (Adjustable)
Reset Output-stage
Active-High/Push-Pull,Active-Low/Push-Pull
Backup-battery Switch
Yes
Chip Enable Gating
Yes
Typ Watchdog Timeout (ms)
100,1600,adj.
Package
DIP,SOIC
Us Price 1000-4999
n/a
Available stocks
Company
Part Number
Manufacturer
Quantity
Price
Company:
Part Number:
ADM695AN
Manufacturer:
AD
Quantity:
8 916
Part Number:
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Manufacturer:
ADI/亚德诺
Quantity:
20 000
Company:
Part Number:
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Manufacturer:
S
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Part Number:
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Quantity:
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ADM690–ADM695–SPECIFICATIONS
Parameter
BATTERY BACKUP SWITCHING
RESET AND WATCHDOG TIMER
POWER FAIL DETECTOR
CHIP ENABLE GATING
V
V
V
V
Supply Current (Excludes I
Supply Current in Battery Backup Mode
Battery Standby Current
Battery Switchover Threshold
V
Battery Switchover Hysteresis
BATT ON Output Voltage
BATT ON Output Short Circuit Current
Reset Voltage Threshold
Reset Threshold Hysteresis
Reset Timeout Delay
Watchdog Timeout Period, Internal Oscillator
Watchdog Timeout Period, External Clock
Minimum WDI Input Pulse Width
RESET Output Voltage @ V
RESET, LOW LINE Output Voltage
RESET, WDO Output Voltage
Output Short Circuit Source Current
Output Short Circuit Sink Current
WDI Input Threshold
WDI Input Current
PFI Input Threshold
PFI Input Current
PFO Output Voltage
PFO Short Circuit Source Current
PFO Short Circuit Sink Current
CE
CE
CE
CE Propagation Delay
CC
BATT
OUT
OUT
CC
ADM690, ADM691, ADM694, ADM695
ADM692, ADM693
ADM690, ADM691, ADM692, ADM693
ADM694, ADM695
Logic Low
Logic High
ADM690, ADM691, ADM694, ADM695
ADM692, ADM693
ADM690, ADM691, ADM694, ADM695
ADM692, ADM693
(+ = Discharge, – = Charge)
IN
IN
OUT
Operating Voltage Range
– V
Output Voltage
in Battery Backup Mode
Threshold
Pull-Up Current
Operating Voltage Range
Output Voltage
BATT
OUT
CC
)
= +1 V
Min
4.75
4.5
2.0
2.0
V
V
V
–0.1
–1.0
0.5
4.5
4.25
35
140
1.0
70
3840
768
50
3.5
3.5
1
3.5
–50
1.25
–25
3.5
1
3.0
V
V
CC
CC
BATT
OUT
OUT
– 0.5
– 0.05
– 1.5
– 0.05
– 0.05 V
Typ
V
V
1
0.6
70
50
20
35
1
4.4
40
50
200
1.6
100
4
3
25
20
–15
1.3
3
25
3
5
4.65
0.01
CC
CC
BATT
–2–
– 0.025
– 0.25
– 0.02
5.5
4.25
280
2.25
140
4097
Max
5.5
4.0
1.95
1
+0.02
+0.02
0.3
25
4.73
4.48
70
1025
200
0.4
0.4
25
0.8
50
1.35
+25
0.4
25
0.8
0.4
9
(V
T
MAX
CC
= Full Operating Range, V
unless otherwise noted)
Units
V
V
V
V
V
V
V
mA
mV
mV
mV
V
mA
V
V
mV
ms
ms
s
ms
Cycles
Cycles
ns
mV
V
V
V
V
mA
V
V
V
nA
V
V
mA
V
V
V
V
V
ns
A
A
A
A
A
A
A
A
A
Test Conditions/Comments
I
I
I
I
V
5.5 V > V
T
Power Up
Power Down
I
BATT ON = V
BATT ON = 0 V Source Current
OSC SEL = HIGH, V
OSC SEL = HIGH, V
Long Period, V
Short Period, V
Long Period
Short Period
V
I
I
I
I
I
V
WDI = V
WDI = 0 V, T
V
I
I
PFI = Low, PFO = 0 V
PFI = High, PFO = V
V
V
I
I
I
OUT
OUT
OUT
OUT
SINK
SINK
SINK
SOURCE
SINK
SOURCE
SINK
SOURCE
SINK
SOURCE
SOURCE
CC
A
IL
CC
CC
IL
IH
= +25 C
= 0.4, V
= 0 V, V
= 5 V
= +5 V
= 1 mA
= 250 A, V
= 100 mA
= 3.2 mA
= 10 A, V
= 1.6 mA, V
= 1.6 mA, V
= 3.2 mA
= 3.2 mA
100 mA
= 1 A, V
= 1 A, V
= 1 A
= 3.0 mA
= 1 A, V
OUT
BATT
CC
1
IH
> V
BATT
, T
= +2.8 V, T
A
= 3.5 V
CC
OUT
CC
A
= +25 C
CC
BATT
CC
CC
CC
CC
CC
= +25 C
CC
= 2.8 V
= 5 V, T
= 5 V, T
= 1 V
= 4.5 V Sink Current
< V
= 4.25 V
= 5 V
= 5 V
= 4.25 V
= 0 V
CC
+ 0.2 V
CC
OUT
BATT
= 5 V, T
= 5 V, T
A
= T
A
A
= +25 C
= +25 C
– 0.2 V
MIN
A
A
to
= +25 C
= +25 C
REV. A