Key facts
- Brand
- STMicroelectronics
- Model
- X16
- Industry
- Industrial
- Documents
- 19
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- EN
- Last added
- 2012-06-12
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ST M27W402 4 Mbit (256Kb x16) Low Voltage UV EPROM OTP EPROM handbook
The M27W402 is a 4 Mbit (256Kb x 16) EPROM available in both Ultra Violet (UV) erasable and One Time Programmable (OTP) versions. It operates with a low supply voltage ranging from 2.7V to 3.6V in read mode, making it suitable for battery-powered microprocessor systems. The device is organized as 262,144 by 16 bits and is pin compatible with the M27C4002.
Read onlineSTMicroelectronics X16 specifications
| Memory Capacity | 4 Mbit (256Kb x 16) |
|---|---|
| Organization | 262,144 x 16 bits |
| Supply Voltage (Read) | 2.7V to 3.6V |
| Access Time (High Speed) | 80ns |
| Access Time (Standard) | 100ns |
| Standby Current | 15uA max |
| Active Current | 15mA max |
| Programming Time | 100us/word |
| Operating Temperature | -40 to 85 °C |
| ESD Protection | 2,000V |
Source: ST M27W402 4 Mbit (256Kb x16) Low Voltage UV EPROM OTP EPROM handbook
All STMicroelectronics X16 documents by type
Ratings, dimensions and ordering codes, for selection and design work.
- ST M27W402 4 Mbit (256Kb x16) Low Voltage UV EPROM OTP EPROM handbook 15 p
- ST M58LW032A 32 Mbit (2Mb x16 Uniform Block Burst) 3V Supply Flash Memory handbook 61 p
- ST M29F400BT M29F400BB 4 Mbit (512Kb x8 or 256Kb x16 Boot Block) Single Supply Flash Memory handbook
- ST M29DW324DT M29DW324DB 32 Mbit (4Mb x8 or 2Mb x16 Dual Bank 16:16 Boot Block) 3V Supply Flash Memory handbook
- ST M29F102BB 1 Mbit (64Kb x16 Boot Block) Single Supply Flash Memory handbook 24 p
- ST M28W320ECT M28W320ECB 32 Mbit (2Mb x16 Boot Block) 3V Supply Flash Memory handbook
- ST M27C1024 1 Mbit (64Kb x16) UV EPROM OTP EPROM handbook 15 p
- ST NAND128-A NAND256-A NAND512-A NAND01G-A 128 Mbit 256 Mbit 512 Mbit 1 Gbit (x8/x16) 528 Byte/264 Word Page 1.8V/3V NAND Flash Memorieshandbook(1) 57 p
- ST M59DR032A M59DR032B 32 Mbit (2Mb x16 Dual Bank Page) Low Voltage Flash Memory handbook 38 p
- ST M29W641DH M29W641DL M29W641DU 64 Mbit (4Mb x16 Uniform Block) 3V Supply Flash Memory handbook 42 p
- ST M29F200T M29F200B 2 Mbit (256Kb x8 or 128Kb x16 Boot Block) Single Supply Flash Memory handbook 33 p
- ST M27C4002 4 Mbit (256Kb x16) UV EPROM OTP EPROM handbook 16 p
- ST M28W160BT M28W160BB 16 Mbit (1Mb x16 Boot Block) Low Voltage Flash Memory handbook(1) 39 p
- ST M28W160BT M28W160BB 16 Mbit (1Mb x16 Boot Block) Low Voltage Flash Memory handbook 39 p
- ST M27C160 16 Mbit (2Mb x8 or 1Mb x16) UV EPROM OTP EPROM handbook 16 p
- ST M29W160ET M29W160EB 16 Mbit (2Mb x8 or 1Mb x16 Boot Block) 3V Supply Flash Memory handbook 40 p
- ST M29W200BT M29W200BB 2 Mbit (256Kb x8 or 128Kb x16 Boot Block) Low Voltage Single Supply Flash Memory handbook 22 p
- ST NAND128-A NAND256-A NAND512-A NAND01G-A 128 Mbit 256 Mbit 512 Mbit 1 Gbit (x8/x16) 528 Byte/264 Word Page 1.8V/3V NAND Flash Memorieshandbook 57 p
- ST M29DW323DT M29DW323DB 32 Mbit (4Mb x8 or 2Mb x16 Dual Bank 8:24 Boot Block) 3V Supply Flash Memory handbook 50 p
Questions answered in these manuals
What is the electronic signature for the M27W402?
The manufacturer code is 0020h and the device code is 0044h.
From: ST M27W402 4 Mbit (256Kb x16) Low Voltage UV EPROM OTP EPROM handbook
Is the M27W402 pin compatible with other devices?
Yes, it is pin compatible with the M27C4002.
From: ST M27W402 4 Mbit (256Kb x16) Low Voltage UV EPROM OTP EPROM handbook
What is the core supply voltage range for this memory?
The device operates with a Vpp of 2.7 to 3.6V for Program, Erase and Read operations.
From: ST M58LW032A 32 Mbit (2Mb x16 Uniform Block Burst) 3V Supply Flash Memory handbook
How many memory blocks does the M58LW032A contain?
The memory is divided into 64 uniform 32 KWord memory blocks.
From: ST M58LW032A 32 Mbit (2Mb x16 Uniform Block Burst) 3V Supply Flash Memory handbook
What is the programming time per word?
The typical programming time is 8 microseconds per word.
From: ST M29F102BB 1 Mbit (64Kb x16 Boot Block) Single Supply Flash Memory handbook
How many program/erase cycles does each block support?
Each block supports up to 100,000 program and erase cycles.
From: ST M29F102BB 1 Mbit (64Kb x16 Boot Block) Single Supply Flash Memory handbook