GMS90C31 datasheet(55/59 Pages) HYNIX

部件名	GMS90C31

功能描述	HYNIX SEMICONDUCTOR INC. 8-BIT SINGLE-CHIP MICROCONTROLLERS

PDF	59 Pages

Scroll/Zoom	100%

制造商	HYNIX [Hynix Semiconductor]

网页	http://www.skhynix.com/kor/main.do

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55 / 59 page

GMS90 Series

Oct. 2000 Ver 3.1a

EPROM Programming and Verification Characteristics

TA=21°Cto 27°C, VCC=5V + 10%, − 15%; VSS=0V;

Figure 15. EPROM Programming and Verification

Parameter

Symbol

Limit Values

Unit

Min.

Max.

Programming supply voltage

VPP

12.5

13.0

Programming supply current

IPP

-50

Oscillator frequency

1/tCLCL

MHz

Address setup to PROG low

tAVGL

48tCLCL

Address hold after PROG

tGHAX

48tCLCL

Data setup to PROG

tDVGL

48tCLCL

Data hold after PROG

tGHDX

48tCLCL

P2.7 (ENABLE) hightoVPP

tEHSH

48tCLCL

VPP setup to PROG

tSHGL

µs

VPP hold after PROG

tGHSL

µs

PROG width

tGLGL

110

µs

Address to data valid

tAVQV

-48tCLCL

ENABLE low to data valid

tELQV

-48tCLCL

Data float after ENABLE

tEHQZ

048tCLCL

PROG high to PROG low

tGHGL

µs

ADDRESS

P1.0-P1.7

P2.0-P2.5

P3.4

DATA IN

DATA OUT

PORT 0

ALE/PROG

EA/VPP

P2.7

tGHSL

tGHGL

tAVGL

tGHAX

tGHDX

tEHSH

tSHGL

tDVGL

25 or 10

PULSES

tGLGL

tAVQV

tELQV

tEHQZ

VPP

TTL HIGH

PROGRAMMING

VERIFICATION

(ENABLE)

TTL HIGH

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