M24C02-125 STMICROELECTRONICS [STMicroelectronics], M24C02-125 Datasheet
M24C02-125
Related parts for M24C02-125
M24C02-125 Summary of contents
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... More than 40-year data retention ■ Packages – RoHS-compliant and halogen-free (ECOPACK2®) March 2012 This is information on a product in full production. M24C16-125 M24C08-125 M24C04-125 M24C02-125 Automotive 16-Kbit, 8-Kbit, 4-Kbit and 2-Kbit Doc ID 022564 Rev 1 serial I²C bus EEPROM Datasheet production data SO8 (MN) 150 mils width ...
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... Read operations . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 17 3.7.1 3.7.2 3.7.3 3.7.4 4 Initial delivery state . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 19 5 Maximum rating . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . and AC parameters . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 20 2/30 M24C16-125 M24C08-125 M24C04-125 M24C02-125 Write Control (WC Operating supply voltage Power-up conditions . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 8 Device reset . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 8 Power-down conditions . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 8 Byte Write . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 14 Page Write . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 14 Minimizing system delays by polling on ACK . . . . . . . . . . . . . . . . . . . . . 16 Random Address Read . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 17 Current Address Read ...
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... M24C16-125 M24C08-125 M24C04-125 M24C02-125 7 Package mechanical data . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 25 8 Part numbering . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 28 9 Revision history . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 29 Doc ID 022564 Rev 1 Contents 3/30 ...
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... SO8 narrow – 8 lead plastic small outline, 150 mils body width, package mechanical data . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 26 Table 12. TSSOP8 – 8 lead thin shrink small outline, package mechanical data Table 13. Ordering information scheme . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 28 Table 14. Document revision history . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 29 4/30 M24C16-125 M24C08-125 M24C04-125 M24C02-125 2 C Fast mode Standard mode Doc ID 022564 Rev 1 ...
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... M24C16-125 M24C08-125 M24C04-125 M24C02-125 List of figures Figure 1. Logic diagram . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 6 Figure 2. 8-pin package connections (top view Figure 3. Device select code . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 7 2 Figure Fast mode (f C capacitance (C bus Figure 5. I²C bus protocol . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 9 Figure 6. Write mode sequences with (data write inhibited Figure 7 ...
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... Signal name E0, E1, E2 SDA SCL Figure 2. 8-pin package connections (top view Not connected 2. See Section 7: Package mechanical data 6/30 M24C16-125 M24C08-125 M24C04-125 M24C02-125 E0-E2 M24Cxx SCL Function Chip Enable Serial Data Serial Clock Write Control Supply voltage Ground for package dimensions, and how to identify pin-1 ...
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... M24C16-125 M24C08-125 M24C04-125 M24C02-125 2 Signal description 2.1 Serial Clock (SCL) This input signal is used to strobe all data in and out of the device. In applications where this signal is used by slave devices to synchronize the bus to a slower clock, the bus master must have an open drain output, and a pull-up resistor can be connected from Serial Clock (SCL ...
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... Power-down conditions During power-down (continuous decrease in V mode (mode reached after decoding a Stop condition, assuming that there is no internal write cycle in progress). 8/30 M24C16-125 M24C08-125 M24C04-125 M24C02-125 ) CC CC (min), V (max)] range must be applied (see Operating conditions CC CC parameters) ...
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... M24C16-125 M24C08-125 M24C04-125 M24C02-125 2 Figure Fast mode (f capacitance (C Figure 5. I²C bus protocol SCL SDA SCL SDA Start condition SCL SDA = 400 kHz): maximum Rbus value versus bus parasitic C ) bus SDA SDA Start Input Change condition MSB MSB ...
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... M24C08 select code M24C16 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. 3. A10, A9 and A8 represent most significant bits of the address. 10/30 M24C16-125 M24C08-125 M24C04-125 M24C02-125 (1) Device type identifier ...
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... M24C16-125 M24C08-125 M24C04-125 M24C02-125 3 Device operation The device supports the I²C protocol. This is summarized in data on to the bus is defined transmitter, and any device that reads the data receiver. The device that controls the data transfer is known as the bus master, and the other as the slave device ...
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... Mode Current Address Read Random Address Read Sequential Read Byte Write Page Write 12/30 M24C16-125 M24C08-125 M24C04-125 M24C02-125 Figure 2 and Table 2 for details). Using the E0, E1 and E2 inputs, th bit time. If the device does not match (1) RW bit WC Bytes ...
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... M24C16-125 M24C08-125 M24C04-125 M24C02-125 Figure 6. Write mode sequences with (data write inhibited) WC Byte Write WC Page Write WC (cont'd) Page Write (cont'd) 3.6 Write operations Following a Start condition the bus master sends a device select code with the Read/Write bit (RW) reset to 0. The device acknowledges this, as shown in address byte ...
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... After each byte is transferred, the internal byte address counter (the 4 least significant address bits only) is incremented. The transfer is terminated by the bus master generating a Stop condition. 14/30 M24C16-125 M24C08-125 M24C04-125 M24C02-125 Figure Doc ID 022564 Rev 1 6, and the location is not ...
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... M24C16-125 M24C08-125 M24C04-125 M24C02-125 Figure 7. 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 Data in R/W ACK ACK Dev Select Byte address Data in 1 R/W ACK ACK Data in N Doc ID 022564 Rev 1 ...
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... Step 1. If the device has terminated the internal Write cycle, it responds with an Ack, indicating that the device is ready to receive the second part of the instruction (the first byte of this instruction having been sent during Step 1). 16/30 M24C16-125 M24C08-125 M24C04-125 M24C02-125 Write cycle in progress Start condition ...
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... M24C16-125 M24C08-125 M24C04-125 M24C02-125 Figure 9. Read mode sequences Current Address Read Random Address Read Sequentila 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. 3.7 Read operations Read operations are performed independently of the state of the Write Control (WC) signal. ...
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... For all Read commands, the device waits, after each byte read, for an acknowledgment th during the 9 bit time. If the bus master does not drive Serial Data (SDA) Low during this time, the device terminates the data transfer and switches to its Standby mode. 18/30 M24C16-125 M24C08-125 M24C04-125 M24C02-125 Figure 9. Doc ID 022564 Rev 1 ...
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... M24C16-125 M24C08-125 M24C04-125 M24C02-125 4 Initial delivery state The device is delivered with all bits in the memory array set to 1 (each byte contains FFh). 5 Maximum rating Stressing the device outside the ratings listed in the device. 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 ...
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... Input capacitance (other pins input impedance WCL Z WC input impedance WCH Pulse width ignored (input filter SCL and SDA) 1. Characterized only. 20/30 M24C16-125 M24C08-125 M24C04-125 M24C02-125 Parameter Parameter (1) Test condition V < 0 > 0. Single glitch Doc ID 022564 Rev 1 Min. ...
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... M24C16-125 M24C08-125 M24C04-125 M24C02-125 Table 8. DC characteristics Symbol Input leakage current (SCL SDA, E0, E1,and E2) I Output leakage current LO I Supply current CC I Standby supply current CC1 Input low voltage (SDA SCL, WC) Input high voltage (SDA SCL, WC) V Output low voltage OL 1 ...
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... SCL) required by the SDA bus line to reach either 0.3V CLQV 0.7V , assuming that R CC 22/30 M24C16-125 M24C08-125 M24C04-125 M24C02-125 2 C Fast mode) Section 6: DC and AC parameters Parameter Clock frequency Clock pulse width high Clock pulse width low ...
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... M24C16-125 M24C08-125 M24C04-125 M24C02-125 Table 10. AC characteristics at 100 kHz (I Test conditions specified in Symbol Alt SCL t t CHCL HIGH t t CLCH LOW t t XH1XH2 XL1XL2 F ( QL1QL2 DXCX SU:DAT t t CLDX HD:DAT ( CLQX CLQV AA ( CHDX ...
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... DC and AC parameters Figure 11. AC waveforms 24/30 M24C16-125 M24C08-125 M24C04-125 M24C02-125 Doc ID 022564 Rev 1 ...
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... M24C16-125 M24C08-125 M24C04-125 M24C02-125 7 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 at: www.st.com. ® ECOPACK trademark. Doc ID 022564 Rev 1 Package mechanical data ® ...
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... SO8 narrow – 8 lead plastic small outline, 150 mils body width, package mechanical data Symbol ccc Values in inches are converted from mm and rounded to 4 decimal digits. 26/30 M24C16-125 M24C08-125 M24C04-125 M24C02-125 A ccc millimeters Typ Min Max - - 1.750 - 0.100 ...
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... M24C16-125 M24C08-125 M24C04-125 M24C02-125 Figure 13. TSSOP8 – 8 lead thin shrink small outline, package outline Drawing is not to scale. 2. The circle in the top view of the package indicates the position of pin 1. Table 12. TSSOP8 – 8 lead thin shrink small outline, package mechanical data Symbol ...
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... Plating technology ® ECOPACK (RoHS compliant) Process /S = Manufacturing technology code For a list of available options (speed, package, etc.) or for further information on any aspect of this device, please contact your nearest ST sales office. 28/30 M24C16-125 M24C08-125 M24C04-125 M24C02-125 M24C16 – Doc ID 022564 Rev ...
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... M24C16-125 M24C08-125 M24C04-125 M24C02-125 9 Revision history Table 14. Document revision history Date Version 13-Mar-2012 1 Initial release. Doc ID 022564 Rev 1 Revision history Changes 29/30 ...
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... Australia - Belgium - Brazil - Canada - China - Czech Republic - Finland - France - Germany - Hong Kong - India - Israel - Italy - Japan - Malaysia - Malta - Morocco - Philippines - Singapore - Spain - Sweden - Switzerland - United Kingdom - United States of America 30/30 M24C16-125 M24C08-125 M24C04-125 M24C02-125 Please Read Carefully: © 2012 STMicroelectronics - All rights reserved STMicroelectronics group of companies www ...