AM29F200AT-55SCB View Datasheet(PDF) - Advanced Micro Devices

Part Name

Description

MFG CO.

AM29F200AT-55SCB

2 Megabit (256 K x 8-Bit/128 K x 16-Bit) CMOS 5.0 Volt-only, Boot Sector Flash Memory

Advanced Micro Devices 

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PRELIMINARY

AC CHARACTERISTICS

Word/Byte Configuration (BYTE#)

Parameter

JEDEC Std. Description

-55

-70

-90 -120 -150 Unit

tELFL/tELFH CE# to BYTE# Switching Low or High

Max

5

ns

tFLQZ

BYTE# Switching Low to Output HIGH Z Max 20

20

20

30

35 ns

tFHQV

BYTE# Switching High to Output Active

Max 55

70

90

120 150 ns

CE#

OE#

BYTE#

BYTE#

Switching

from word

to byte

mode

DQ0–DQ14

DQ15/A-1

BYTE#

Switching

from byte

to word

mode

BYTE#

DQ0–DQ14

DQ15/A-1

tELFL

tELFH

Data Output

(DQ0–DQ14)

Data Output

(DQ0–DQ7)

DQ15

Output

tFLQZ

Address

Input

Data Output

(DQ0–DQ7)

Address

Input

tFHQV

Data Output

(DQ0–DQ14)

DQ15

Output

Figure 11. BYTE# Timings for Read Operations

CE#

WE#

The falling edge of the last WE# signal

20637B-15

BYTE#

tSET

(tAS)

tHOLD (tAH)

Note:

Refer to the Erase/Program Operations table for tAS and tAH specifications.

Figure 12. BYTE# Timings for Write Operations

Am29F200A

20637B-16

27

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