TC58FVM6T5BTG65 Toshiba, TC58FVM6T5BTG65 Datasheet - Page 19

• Manufacturer Part Number: TC58FVM6T5BTG65
• Description: IC FLASH 64MBIT 65NS 48TSOP
• Manufacturer: Toshiba

Specifications of TC58FVM6T5BTG65

• Format - Memory: FLASH
• Memory Type: FLASH - Nor
• Memory Size: 64M (8Mx8, 4Mx16)
• Speed: 65ns
• Interface: Parallel
• Voltage - Supply: 2.7 V ~ 3.6 V
• Operating Temperature: -40°C ~ 85°C
• Package / Case: 48-TSOP
• Lead Free Status / RoHS Status: Contains lead / RoHS non-compliant

10.18.6. Temporary Block Unprotection
Unprotection is enabled by applying V
except the boot blocks which have been protected by the Boot Block Protect operation. The device returns to its previous state
when V
either by inputting the Verify Block Protect command or by applying V
which can be performed simultaneously with operations in another bank, is performed by setting the block address with A0 =
A6 = V
PPB, DPB,
10.18.7. Verify Block Protect
Reset command releases this mode and returns the device to Read Mode. When verifying block protect across a bank
boundary, a Reset command is needed at the time of the change of a bank
The TC58FVM6(T/B)5B has a temporary block unprotection feature which disables block protection for all protected blocks.
The Verify Block Protect command is used to ascertain whether a block is protected or unprotected. Verification is performed
Inputting the verify block protect command sequence sets the specified bank to the Verify Block Protect mode. Inputting a
Notes:
IL
Status Flags of progressing the Password Unlock Command
PWD Unlock in Progress
Finished Input PWD
Finished Input PWD
Finished Input PWD
ID
and A1 = V
is removed from the RESET pin. That is, previously protected blocks will be protected again.
WP
/ACC
(１) Specified BA within Bank-0 (Bottom Boot Block Device)/ Bank-7 (Top Boot Block Device)
(２) After inputting PWD at the 4th ,5th and 6th bus write cycles, DQ7 is “0”
(３) After inputting PWD at the 7th bus write cycle, DQ7 is “1”
(４) Specified BA without Bank-0 (Bottom Boot Block Device)/ Bank-7 (Top Boot Block Device)
IH
and RESET state.
. If the block is protected, 01h is output. If the block is unprotected, 00h is output. The status depends on
(1)
(1)
(4)
DQ7
0
1
0
(2)
(3)
ID
to the RESET pin. Now Write and Erase operations can be performed on all blocks
Toggle
DQ6
1
1
DQ5
0
0
0
Array Data
DQ4
0
0
0
DQ3
ID
0
0
0
to the A9 pin. The Verify Block Protect command,
TC58FVM6(T/B)5B(TG/XG)65
DQ2
1
1
1
DQ1
0
0
0
DQ0
0
0
0
RY
High-Z
High-Z
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0
0
BY