M95256-WDW6TP STMicroelectronics, M95256-WDW6TP Datasheet - Page 25

• Manufacturer Part Number: M95256-WDW6TP
• Description: IC EEPROM 256KBIT 5MHZ 8TSSOP
• Manufacturer: STMicroelectronics

Specifications of M95256-WDW6TP

• Format - Memory: EEPROMs - Serial
• Memory Type: EEPROM
• Memory Size: 256K (32K x 8)
• Speed: 5MHz
• Interface: SPI, 3-Wire Serial
• Voltage - Supply: 2.5 V ~ 5.5 V
• Operating Temperature: -40°C ~ 85°C
• Package / Case: 8-TSSOP
• Lead Free Status / RoHS Status: Lead free / RoHS Compliant
• Other names: 497-6355-2

M95256-DR, M95256, M95256-W, M95256-R
The instruction is not accepted, and so not executed, under the following conditions:
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Figure 16. Lock ID sequence
if the Write Enable Latch (WEL) bit has not been set to 1 (by previously executing a
Write Enable instruction)
if Status register bits (BP1,BP0) = (1,1)
if a write cycle is already in progress
if the device has not been deselected, by Chip Select (S) being driven high, at a byte
boundary (after the eighth bit, b0, of the last data byte that was latched in)
if the Identification page is locked by the Lock Status bit
Doc ID 12276 Rev 13
Instructions
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