M25P128-VMF6TPB NUMONYX, M25P128-VMF6TPB Datasheet - Page 20

• Manufacturer Part Number: M25P128-VMF6TPB
• Description: IC FLASH 128MBIT 65NM 3V SO16
• Manufacturer: NUMONYX
• Series: Forté™r

Specifications of M25P128-VMF6TPB

• Format - Memory: FLASH
• Memory Type: FLASH
• Memory Size: 128M (16M x 8)
• Speed: 50MHz
• Interface: SPI, 3-Wire Serial
• Voltage - Supply: 2.7 V ~ 3.6 V
• Operating Temperature: -40°C ~ 85°C
• Package / Case: SO-16
• Lead Free Status / RoHS Status: Lead free / RoHS Compliant

6.1
6.2
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Write enable (WREN)
The Write Enable (WREN) instruction
The Write Enable Latch (WEL) bit must be set prior to every Page Program (PP), Sector
Erase (SE), Bulk Erase (BE) and Write Status Register (WRSR) instruction.
The Write Enable (WREN) instruction is entered by driving Chip Select (S) Low, sending the
instruction code, and then driving Chip Select (S) High.
Figure 8.
Write disable (WRDI)
The Write Disable (WRDI) instruction
The Write Disable (WRDI) instruction is entered by driving Chip Select (S) Low, sending the
instruction code, and then driving Chip Select (S) High.
The Write Enable Latch (WEL) bit is reset under the following conditions:
Figure 9.
Power-up
Write Disable (WRDI) instruction completion
Write Status Register (WRSR) instruction completion
Page Program (PP) instruction completion
Sector Erase (SE) instruction completion
Bulk Erase (BE) instruction completion
Write enable (WREN) instruction sequence
Write disable (WRDI) instruction sequence
S
C
D
Q
S
C
D
Q
(Figure
High Impedance
(Figure
High Impedance
0
0
1
1
2
2
Instruction
Instruction
9) resets the Write Enable Latch (WEL) bit.
8) sets the Write Enable Latch (WEL) bit.
3
3
4
4
5
5
6
6
7
7
AI02281E
AI03750D