M58CR032CZB データシートの表示（PDF） - STMicroelectronics

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M58CR032CZB

32 Mbit (2Mb x 16, Dual Bank, Burst ) 1.8V Supply Flash Memory

STMicroelectronics 

M58CR032C, M58CR032D

Table 7. Dual Bank Operations

Status of one

bank

Read

Array

Read

Status

Commands allowed in the other bank

Read

CFI

Program

Erase/

Erase

Resume

Program Erase

Suspend Suspend

Idle

Yes

Yes

Yes

Yes

Yes

Yes

Yes

Reading

–

–

–

–

–

–

–

Programming

Yes

Yes

Yes

–

–

–

–

Erasing

Yes

Yes

Yes

–

–

–

–

Program

Suspended

Yes

Yes

Yes

–

–

–

–

Erase

Suspended

Yes

Yes

Yes

Yes

–

Yes

–

Note: 1. For detailed description of command see Table 6, 36 and 37.

2. There is a Status Register for each bank; Status Register indicates bank state, not P/E.C. status.

3. Command must be written to an address within the block targeted by that command.

Lo ck

Unlock

Yes

–

Yes

Yes

Yes

Yes

Table 8. Read Electronic Signature

Code

Device

E

G

W

A1

Manufacturer Code

VIL

VIL

VIH

VIL

Device Code

M58CR032C VIL

VIL

VIH

VIL

M58CR032D VIL

VIL

VIH

VIL

Note: 1. Addresses are latched on the rising edge of L input.

2. ESA means Electronic Signature Address (see Read Electronic Signature)

Other

A0

DQ15-DQ0

Addresses

VIL

ESA (2)

0020h

VIH

ESA (2)

88C8h

VIH

ESA (2)

88C9h

Table 9. Read Block Protection

Block Status

E

G

W

A0

A1

Other

Address

Locked Block

VIL

VIL

VIH

VIL

VIH

BA (3)

Unlocked Block

VIL

VIL

VIH

VIL

VIH

BA (3)

Locked and Locked-Down Block

VIL

VIL

VIH

VIL

VIH

BA (3)

Unlocked and Locked-Down

VIL

VIL

VIH

VIL

VIH

BA (3)

Note: 1. Addresses are latched on the rising edge of L input.

2. A locked block can only be unlocked with WP at VIH.

3. BA means Block Address. First cycle command address should indicate the bank of the block address.

DQ15-DQ0

0001

0000

0003

0002

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