Rainbow-electronics DS1251Y Manual de usuario descargar pdf (Pagina 9)

DS1251/DS1251P

9 of 22

DC ELECTRICAL CHARACTERISTICS Over the operating range (5V)

PARAMETER SYMBOL MIN TYP MAX UNITS NOTES

Input Leakage Current

-1.0 +1.0

I/O Leakage Current

CE ³ V

≤ V

-1.0 +1.0

Output Current @ 2.4V I

-1.0 mA

Output Current @ 0.4V I

2.0 mA

Standby Current CE = 2.2V

CCS1

510mA

Standby Current

CE = V

- 0.5V

CCS2

3.0 5.0 mA

Operating Current t

CYC

= 70ns I

CC01

85 mA

Write Protection Voltage V

4.25 4.37 4.50 V 11

Battery Switchover Voltage V

BAT

V11

DC ELECTRICAL CHARACTERISTICS Over the operating range (3.3V)

PARAMETER SYMBOL MIN TYP MAX UNITS NOTES

Input Leakage Current I

-1.0 +1.0

I/O Leakage Current

CE ³ V

≤ V

-1.0 +1.0

Output Current @ 2.4V I

-1.0 mA

Output Current @ 0.4V I

2.0 mA

Standby Current CE = 2.2V

CCS1

57mA

Standby Current

CE = V

- 0.5V

CCS2

2.0 3.0 mA

Operating Current t

CYC

= 70ns I

CC01

50 mA

Write Protection Voltage V

2.80 2.97 V 11

Battery Switchover Voltage V

BAT

or V

V11

CAPACITANCE (T

= +25°C)

PARAMETER SYMBOL MIN TYP MAX UNITS NOTES

Input Capacitance C

510pF

Input/Output Capacitance C

I/O

510pF

1 2 3 4 5 6 7 8 9 10 11 12 13 14 ... 21 22

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Rainbow-electronics DS1251Y Manual de usuario Pagina 9

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