M36W432BG85ZA6 データシートの表示（PDF） - STMicroelectronics

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M36W432BG85ZA6

32 Mbit (2Mb x16, Boot Block) Flash Memory and 4 Mbit (256Kb x16) SRAM, Multiple Memory Product

STMicroelectronics 

M36W432TG, M36W432BG

Table 2. Main Operation Modes

Operation

Mode

EF GF WF RPF WPF

VPPF

E1S E2S GS WS UBS LBS DQ15-DQ8 DQ7-DQ0

Read

VIL VIL VIH VIH X Don’t care

SRAM must be disabled

Data Output

Write

VIL VIH VIL VIH

X

VDDF or

VPPFH

SRAM must be disabled

Data Input

Block

Locking

VIL X X VIH VIL Don’t care

SRAM must be disabled

X

Standby VIH X X VIH X Don’t care Any SRAM mode is allowed

Hi-Z

Reset

X X X VIL X Don’t care Any SRAM mode is allowed

Hi-Z

Output

Disable

VIL VIH VIH VIH X Don’t care

Any SRAM mode is allowed

Hi-Z

Read

Flash must be disabled

VIL VIH VIL VIH VIL VIL Data out Word Read

Read

Flash must be disabled

VIL VIH VIL VIH VIL VIH Data out

Hi-Z

Read

Flash must be disabled

VIL VIH VIL VIH VIH VIL

Hi-Z Data out

Write

Flash must be disabled

VIL VIH X VIL VIL VIL Data in Word Write

Write

Flash must be disabled

VIL VIH X VIL VIH VIL

Data in

Hi-Z

Write

Flash must be disabled

VIL VIH X VIL VIL VIH

Hi-Z

Data in

Standby/

VIH VIL X X X

X

Hi-Z

Power

Any Flash mode is allowable

Down

X X X X VIH VIH

Hi-Z

Data

Retention

Any Flash mode is allowable

VIH VIL X X X

X

X X X X VIH VIH

Hi-Z

Hi-Z

Output

Disable

Any Flash mode is allowable

VIL VIH VIH VIH VIL VIL

Hi-Z

Output

Disable

Any Flash mode is allowable

VIL VIH VIH VIH VIL VIH

Hi-Z

Output

Disable

Any Flash mode is allowable

VIL VIH VIH VIH VIH VIL

Hi-Z

Note: 1. X = Don’t Care = VIL or VIH, VPPFH = 12V ± 5%.

2. If UBS and LBS are tied together the bus is at 16 bit. For an 8 bit bus configuration use UBS and LBS separately.

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