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DS1743 Datasheet(PDF) 13 Page - Maxim Integrated Products

Part # DS1743
Description  Y2K-Compliant, Nonvolatile Timekeeping
PDF  16 Pages
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Manufacturer  MAXIM [Maxim Integrated Products]
Direct Link  https://www.maximintegrated.com/en.html
Logo MAXIM - Maxim Integrated Products

DS1743 Datasheet(HTML) 13 Page - Maxim Integrated Products

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DS1743/DS1743P Y2K-Compliant, Nonvolatile Timekeeping RAMs
13 of 16
POWER-UP/DOWN CHARACTERISTICS—5V
(VCC = 5.0V ±10%, TA = Over the Operating Range.)
PARAMETER
SYMBOL
MIN
TYP
MAX
UNITS
NOTES
CE or WE at V
IH, CE2 at VIL, Before
Power-Down
tPD
0
μs
VCC Fall Time: VPF(MAX) to VPF(MIN)
tF
300
μs
VCC Fall Time: VPF(MIN) to VSO
tFB
10
μs
VCC Rise Time: VPF(MIN) to VPF(MAX)
tR
0
μs
Power-Up Recover Time
tREC
35
ms
Expected Data-Retention Time
(Oscillator On)
tDR
10
years
6, 7
POWER-UP/DOWN TIMING (5V DEVICE)



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