AT27C512R-12 View Datasheet(PDF) - Atmel Corporation

Part Name

Description

View to exact match

AT27C512R-12

512K 64K x 8 OTP CMOS EPROM

Atmel Corporation 

DC and AC Operating Conditions for Read Operation

Operating Com.

Temp.(Case)

Ind.

-45

0°C - 70°C

-40°C - 85°C

-55

0°C - 70°C

-40°C - 85°C

AT27C512R

-70

-90

0°C - 70°C 0°C - 70°C

-40°C - 85°C -40°C - 85°C

VCC Supply

5V ± 10%

5V ± 10%

5V ± 10%

5V ± 10%

-12

0°C - 70°C

-40°C - 85°C

5V ± 10%

-15

0°C - 70°C

-40°C - 85°C

5V ± 10%

DC and Operating Characteristics for Read Operation

Symbol

ILI

ILO

Parameter

Input Load Current

Output Leakage Current

ISB

VCC (1) Standby Current

ICC

VCC Active Current

VIL

Input Low Voltage

VIH

Input High Voltage

VOL

Output Low Voltage

VOH

Output High Voltage

Condition

VIN = 0V to VCC

VOUT = 0V to VCC

ISB1 (CMOS), CE = VCC ± 0.3V

ISB2 (TTL), CE = 2.0 to VCC + 0.5V

f = 5 MHz, IOUT = 0 mA,

CE = VIL

IOL = 2.1 mA

IOH = -400 µA

Min

Max Units

±1

µA

±5

µA

100

µA

1

mA

20

mA

-0.6

0.8

V

2.0 VCC + 0.5 V

0.4

V

2.4

V

Note: 1. VCC must be applied simultaneously or before OE/VPP, and removed simultaneously or after OE/VPP.

AC Characteristics for Read Operation

AT27C512R

-45

-55

-70

-90

-12

-15

Symbol Parameter

Condition

tACC (3)

Address to

Output Delay

CE = OE/VPP

= VIL

tCE (2) CE to Output Delay OE/VPP = VIL

tOE (2, 3)

OE/VPP to Output

Delay

CE = VIL

tDF (4, 5)

OE/VPP or CE High to

Output Float, whichever occurred first

Output Hold from

tOH

Address, CE or OE/VPP,

whichever occurred first

Min Max Min Max Min Max Min Max Min Max Min Max Units

45

55

70

90

120

150 ns

45

55

70

90

120

150 ns

20

25

30

35

35

40 ns

20

20

25

25

30

35 ns

7

7

7

0

0

0

ns

Notes: 2, 3, 4, 5. - see AC Waveforms for Read Operation.

3-138

AT27C512R

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