Rainbow-electronics AT28C17 Manual do Utilizador descarregar pdf (Página 4)

AT28C17

Notes: 1. X can be V

or V

2. Refer to AC Programming Waveforms.

3. V

= 12.0V ± 0.5V.

DC and AC Operating Range

AT28C17-15

Operating

Temperature (Case)

Com. 0°C - 70°C

Ind. -40°C - 85°C

Power Supply 5V ± 10%

Operating Modes

Mode CE OE WE I/O

Read V

OUT

Write

(2)

Standby/Write Inhibit V

(1)

XHigh Z

Write Inhibit X X V

Write Inhibit X V

Output Disable X V

XHigh Z

Chip Erase V

(3)

High Z

DC Characteristics

Symbol Parameter Condition Min Max Units

Input Load Current V

= 0V to V

+ 1V 10 µA

Output Leakage Current V

I/O

= 0V to V

10 µA

SB1

Standby Current CMOS CE = V

- 0.3V to V

+ 1.0V 100 µA

SB2

Standby Current TTL CE = 2.0V to V

+ 1.0V

Com. 2 mA

Ind. 3 mA

Active Current AC

f = 5 MHz; I

OUT

= 0 mA

= V

Com. 30 mA

Ind. 45 mA

Input Low Voltage 0.8 V

Input High Voltage 2.0 V

Output Low Voltage

= 2.1 mA

= 4.0 for RDY/BUSY

.4 V

Output High Voltage I

= -400 µA2.4V

1 2 3 4 5 6 7 8 9 10 11 12

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