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AD5110 Datasheet(PDF) 5 Page - Analog Devices

Part No. AD5110
Description  Single-Channel, 64-Position, Push Button, ±8% Resistor Tolerance, Nonvolatile Digital Potentiometer
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Maker  AD [Analog Devices]
Homepage  http://www.analog.com
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AD5110 Datasheet(HTML) 5 Page - Analog Devices

 
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Data Sheet
AD5116
Rev. 0 | Page 5 of 16
INTERFACE TIMING SPECIFICATIONS
VDD = 2.3 V to 5.5 V; all specifications TMIN to TMAX, unless otherwise noted.
Table 3.
Parameter
Test Conditions/Comments
Min
Typ
Max
Unit
Description
t1
8
ms
Debounce time
t2
1
sec
Manual to auto scan time
t3
140
ms
Auto scan step
t4
ASE = 0 V, PD = GND, PU = GND
1
sec
Auto save execute time
t5
ASE = VDD
8
ms
Low pulse time to manual storage
tEEPROM_PROGRAM1
15
50
ms
Memory program time
tPOWER_UP2
50
μs
Power-on EEPROM restore time
1 EEPROM program time depends on the temperature and EEPROM write cycles. Higher timing is expected at a lower temperature and higher write cycles.
2 Maximum time after VDD is equal to 2.3 V.
TIMING DIAGRAMS
PU
RW
t1
PD (LOW)
Figure 2. Manual Increment Mode Timing
PU
t1
t2
t3
PD (LOW)
RW
Figure 3. Auto Increment Mode Timing
PD
t1
t4
EEPROM
DATA
NEW DATA
tEEPROM
PROGRAM
RW
ASE (LOW)
Figure 4. Auto Save Mode Timing
PD/PU (LOW)
t5
EEPROM
DATA
NEW DATA
tEEPROM
PROGRAM
ASE
Figure 5. Manual Save Mode Timing
PD
t1
RW
RW = 45
ASE
Figure 6. End Scale Indication Timing


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