M24128-BWMN6P STMicroelectronics, M24128-BWMN6P Datasheet
M24128-BWMN6P
Specifications of M24128-BWMN6P
M24128-BWMN6P
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M24128-BWMN6P Summary of contents
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Features 2 ■ Supports the I C bus modes: – 400 kHz Fast-mode – 100 kHz Standard-mode ■ Single supply voltages: – 2 5.5 V (M24C32-W) – 1 5.5 V (M24C32-R) – 1 5.5 ...
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... Chip Enable (E0, E1, E2 2.4 Write Control (WC 2.5 V ground . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 9 SS 2.6 Supply voltage (V 2.6.1 2.6.2 2.6.3 2.6.4 3 Memory organization . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 12 4 Device operation . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 13 4.1 Start condition . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 13 4.2 Stop condition . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 13 4.3 Acknowledge bit (ACK 4.4 Data Input . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 13 4.5 Memory addressing . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 14 4.6 Write operations . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 16 4 ...
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M24C32-W M24C32-R M24C32-F 5 Initial delivery state . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . ...
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List of tables List of tables Table 1. Signal names . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . ...
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M24C32-W M24C32-R M24C32-F List of figures Figure 1. Logic diagram . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . ...
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... The Start condition is followed by a device select code and Read/Write bit (RW) (as described in When writing data to the memory, the device inserts an acknowledge bit during the 9 time, following the bus master’s 8-bit transmission. When data is read by the bus master, the bus master acknowledges the receipt of the data byte in the same way ...
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M24C32-W M24C32-R M24C32-F Table 1. Signal names Signal name E0, E1, E2 SDA SCL Figure 2. DIP, SO, TSSOP and UFDFPN connections 1. See Package mechanical data Function Chip Enable Serial Data Serial Clock Write ...
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... Device select code 2.4 Write Control (WC) This input signal is useful for protecting the entire contents of the memory from inadvertent write operations. Write operations are disabled to the entire memory array when Write Control (WC) is driven high. When unconnected, the signal is internally read as V Write operations are allowed ...
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... SS 2.6 Supply voltage (V 2.6.1 Operating supply voltage V Prior to selecting the memory and issuing instructions to it, a valid and stable V within the specified [V Table 9). In order to secure a stable DC supply voltage recommended to decouple the V line with a suitable capacitor (usually of the order 100 nF) close to the ...
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Signal description Figure 4. Maximum R 100 10 Here R bus × C bus = 120 ns 4 kΩ Figure bus protocol SCL SDA SCL SDA Start Condition SCL SDA 10/38 value versus bus ...
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... M24C32-W M24C32-R M24C32-F Table 2. Device select code Device select code 1. The most significant bit, b7, is sent first. 2. E0, E1 and E2 are compared against the respective external pins on the memory device. Table 3. Address most significant byte b15 b14 Table 4. Address least significant byte ...
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... Memory organization 3 Memory organization The memory is organized as shown in Figure 6. Block diagram SCL SDA 12/38 Figure 6. Control Logic I/O Shift Register Address Register and Counter Doc ID 4578 Rev 17 M24C32-W M24C32-R M24C32-F High Voltage Generator Data Register 1 Page X Decoder AI06899 ...
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M24C32-W M24C32-R M24C32-F 4 Device operation The device supports the I data on to the bus is defined transmitter, and any device that reads the data receiver. The device that controls the data transfer ...
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... Serial Data (SDA), most significant bit first). The device select code consists of a 4-bit device type identifier, and a 3-bit Chip Enable “Address” (E2, E1, E0). To address the memory array, the 4-bit device type identifier is 1010b eight memory devices can be connected on a single I unique 3-bit code on the Chip Enable (E0, E1, E2) inputs ...
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M24C32-W M24C32-R M24C32-F Figure 7. Write mode sequences with (data write inhibited) WC Byte Write WC Page Write WC (cont'd) Page Write (cont'd) ACK ACK Dev select Byte address Byte address R/W ACK ACK Dev select Byte ...
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... If more bytes are sent than will fit up to the end of the row, a condition known as ‘roll-over’ occurs. This should be avoided, as data starts to become overwritten in an implementation dependent way ...
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M24C32-W M24C32-R M24C32-F Figure 8. Write mode sequences with (data write enabled) WC Byte Write WC Page Write WC (cont'd) Page Write (cont'd) ACK ACK Dev Select Byte address Byte address R/W ACK ACK Dev Select Byte ...
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... Minimizing system delays by polling on ACK During the internal Write cycle, the device disconnects itself from the bus, and writes a copy of the data from its internal latches to the memory cells. The maximum Write time (t shown in Table 16 be used by the bus master. ...
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M24C32-W M24C32-R M24C32-F Figure 10. Read mode sequences Current Address Read Random Address Read Sequential Current Read Sequential Random Read 1. The seven most significant bits of the device select code of a Random Read (in the 1 be identical. ...
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... The output data comes from consecutive addresses, with the internal address counter automatically incremented after each byte output. After the last memory address, the address counter ‘rolls-over’, and the device continues to output data from memory address 00h. 4.14 ...
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... These are stress ratings only, and operation of the device at these, or any other conditions outside those indicated in the Operating sections of this specification, is not implied. Exposure to absolute maximum rating conditions for extended periods may affect device reliability. Refer also to the STMicroelectronics SURE Program and other relevant quality documents. Table 6. ...
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DC and AC parameters 7 DC and AC parameters This section summarizes the operating and measurement conditions, and the DC and AC characteristics of the device. The parameters in the DC and AC characteristic tables that follow are derived from ...
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M24C32-W M24C32-R M24C32-F Figure 11. AC test measurement I/O waveform Table 11. Input parameters Symbol C Input capacitance (SDA Input capacitance (other pins input impedance WCL ( input impedance WCH Pulse width ...
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DC and AC parameters Table 13. DC characteristics (M24xxx-W, device grade 3) Symbol Parameter Input leakage current (SCL, SDA E2, E1, E0) I Output leakage current LO I Supply current (Read Supply current (Write) CC0 I ...
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M24C32-W M24C32-R M24C32-F Table 15. DC characteristics (M24xxx-F) Symbol Input leakage current I LI (SCL, SDA, E2, E1, E0) I Output leakage current LO I Supply current (Read Supply current (Write) CC0 I Standby supply current CC1 Input ...
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DC and AC parameters Table 16. AC characteristics Symbol Alt SCL t t CHCL HIGH t t CLCH LOW ( QL1QL2 XH1XH2 XL1XL2 DXCX SU:DAT t ...
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M24C32-W M24C32-R M24C32-F Figure 12. AC waveforms Doc ID 4578 Rev 17 DC and AC parameters 27/38 ...
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Package mechanical data 8 Package mechanical data In order to meet environmental requirements, ST offers these devices in different grades of ® ECOPACK packages, depending on their level of environmental compliance. ECOPACK specifications, grade definitions and product status are available ...
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M24C32-W M24C32-R M24C32-F Figure 14. SO8 narrow – 8 lead plastic small outline, 150 mils body width, package outline A2 1. Drawing is not to scale. Table 18. SO8 narrow – 8 lead plastic small outline, 150 mils body width, ...
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Package mechanical data Figure 15. TSSOP8 – 8 lead thin shrink small outline, package outline Drawing is not to scale. Table 19. TSSOP8 – 8 lead thin shrink small outline, package mechanical data Symbol ...
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M24C32-W M24C32-R M24C32-F Figure 16. UFDFPN8 (MLP8) – 8-lead ultra thin fine pitch dual flat package no lead 2 × 3mm, package outline 1. Drawing is not to scale. 2. The central pad (the E2 × D2 area in the ...
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Part numbering 9 Part numbering Table 21. Ordering information scheme Example: Device type 2 M24 = I C serial access EEPROM Device function C32– Kbit (4096 x 8) Operating voltage 2 5.5 ...
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M24C32-W M24C32-R M24C32-F Table 22. Available M24C32 products (package, voltage range, temperature grade) Package DIP8 (BN) SO8N (MN) TSSOP8 (DW) MLP8 (MB) M24C32-F M24C32-R 1 5 Grade 6 Grade ...
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... TSSOP8 (3x3mm² body size) package (MSOP8) removed Table of contents, and Pb-free options added. Minor wording changes in 3.0 Summary Description, Power-On Reset, Memory Addressing, Write Operations, Read Operations. V Absolute Maximum Ratings for V 4.0 Soldering temperature information clarified for RoHS compliant devices. ...
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... Table 12: DC characteristics (M24xxx-W, device grade CC1 6). 8 Note 1 added to Table 15: DC characteristics (M24xxx-F) modified. UFDFPN8 package specifications updated (see and M24128-BR part numbers added. 9 Generic part number corrected in I corrected in Table 13 CC0 Packages are ECOPACK® compliant. Available packages and temperature ranges by product specified in ...
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... Section 2.6.4: Power-down conditions Supply voltage ( Updated Figure 4: Maximum R 2 (C) for bus. Replace M24128 and M24C64 by M24128-BFMB6 and M24C64-FMB6, respectively, in Section 4.9: ECC (error correction code) and write cycling. Added temperature grade 6 in F). Updated test conditions for I (M24xxx-W, device grade 12 device grade ...
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M24C32-W M24C32-R M24C32-F Table 23. Document revision history (continued) Date Revision 05-Jan-2009 07-Dec-2009 I2C modes supported specified in 16 Note removed from Table 15: DC characteristics changes. 64 and 128 Kbit densities removed. ECOPACK status of packages specified Ordering information ...
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... Information in this document is provided solely in connection with ST products. STMicroelectronics NV and its subsidiaries (“ST”) reserve the right to make changes, corrections, modifications or improvements, to this document, and the products and services described herein at any time, without notice. All ST products are sold pursuant to ST’s terms and conditions of sale. ...