5

www.fairchildsemi.com

www.fairchildsemi.com

FM27C512

Symbol

Parameter

Conditions

Min

Typ

Max

Units

t

AS

Address Setup Time

1

µs

OE Setup Time

1

µs

t

DS

Data Setup Time

1

µs

1

µs

t

AH

Address Hold Time

0

µs

Data Hold Time

1

µs

t

CF

Chip Enable to Output Float Delay

OE = V

IL

060

ns

Program Pulse Width

45

50

105

µs

t

OEH

OE Hold Time

1

µs

Data Valid from CE

250

ns

t

PRT

OE Pulse Rise Time

50

ns

during Programming

t

VR

V

1

µs

I

PP

V

CE = V

IL

30

mA

Programming Pulse

I

CC

V

50

mA

Temperature Ambient

20

25

30

°C

V

CC

Power Supply Voltage

6.25

6.5

6.75

V

Programming Supply Voltage

12.5

12.75

13

V

t

FR

Input Rise, Fall Time

5

ns

Input Low Voltage

0

0.45

V

V

IH

Input High Voltage

2.4

4

V

Input Timing Reference Voltage

0.8

2

V

t

OUT

Output Timing Reference Voltage

0.8

2

V

Programming Waveforms

Note 10: Fairchild’s standard product warranty applies to devices programmed to specifications described herein.

Note 11: V

voltage applied to V

Note 12: The maximum absolute allowable voltage which may be applied to the V

prevent any overshoot from exceeding this 14V maximum specification. At least a 0.1

µF capacitor is required across V

may damage the device.

t AS

Program

Program Verify

Address N

t CF

Hi-Z

t DS

t DH

t VPS

t PW

t OEH

t AH

2.0V

0.8V

2.0V

0.8V

6.25V

Addresses

Data

OE/VPP

VCC

0.8V

t OES

Data Out Valid

ADD N

Data In Stable

ADD N

2.0V

0.8V

t DV

tPRT

12.75V

t VCS

t VR

CE/PGM

DS800035-5