M93C46-R STMICROELECTRONICS [STMicroelectronics], M93C46-R Datasheet
M93C46-R
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M93C46-R Summary of contents
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... M93C46 M93C66-R M93C76 M93C76 M93C76-W July 2007 M93C86, M93C76, M93C66 MICROWIRE® serial access EEPROM Part number M93C56 M93C56-W M93C56-R M93C46 M93C46-W M93C46-R Rev 7 M93C56, M93C46 PDIP8 (BN) SO8 (MN) 150 mil width TSSOP8 (DW) 169 mil width UFDFPN8 (MB (MLP) www.st.com 1/38 1 ...
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... Write All . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 17 6 READY/BUSY status . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 18 7 Initial delivery state . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 18 8 Common I/O operation . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 18 9 Clock pulse counter . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 19 10 Maximum rating . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . and AC parameters . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 21 12 Package mechanical . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 29 2/38 M93C86, M93C76, M93C66, M93C56, M93C46 ) . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 10 CC Operating supply voltage Power-up conditions . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 10 Power-up and device reset . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 10 Power-down . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 10 ...
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... M93C86, M93C76, M93C66, M93C56, M93C46 13 Part numbering . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 33 14 Revision history . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 36 Contents 3/38 ...
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... Table 2. Signal names . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 6 Table 3. Memory size versus organization . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 7 Table 4. Instruction set for the M93Cx6 . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 7 Table 5. Instruction set for the M93C46 . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 12 Table 6. Instruction set for the M93C56 and M93C66 . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 13 Table 7. Instruction set for the M93C76 and M93C86 . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 13 Table 8. Absolute maximum ratings . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 20 Table 9. ...
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... M93C86, M93C76, M93C66, M93C56, M93C46 List of figures Figure 1. Logic diagram . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 6 Figure 2. DIP, SO, TSSOP and MLP connections (top view Figure 3. Bus master and memory devices on the serial bus . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 9 Figure 4. READ, WRITE, WEN, WDS sequences . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 15 Figure 5. ERASE, ERAL sequences . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 16 Figure 6. WRAL sequence . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 17 Figure 7. ...
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... V SS The memory array organization may be divided into either bytes (x8) or words (x16) which may be selected by a signal applied on Organization Select (ORG). The bit, byte and word sizes of the memories are as shown in 6/38 M93C86, M93C76, M93C66, M93C56, M93C46 M93Cx6 S ORG ...
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... M93C86, M93C76, M93C66, M93C56, M93C46 Table 3. Memory size versus organization Device M93C86 M93C76 M93C66 M93C56 M93C46 The M93Cx6 is accessed by a set of instructions, as summarized in detail in Table 5. Table 4. Instruction set for the M93Cx6 Instruction READ WRITE WEN WDS ERASE ERAL WRAL A Read Data from Memory (READ) instruction loads the address of the first byte or word to be read in an internal address register ...
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... DU = Don’t Use. The DU (do not use) pin does not contribute to the normal operation of the device reserved for use by STMicroelectronics during test sequences. The pin may be left unconnected or may be connected to V 8/38 M93C86, M93C76, M93C66, M93C56, M93C46 M93Cx6 ...
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... M93C86, M93C76, M93C66, M93C56, M93C46 2 Connecting to the serial bus Figure 3. Bus master and memory devices on the serial bus Bus master CS3 CS2 CS1 Figure 3 shows an example of three memory devices connected to an MCU serial bus. Only one device is selected at a time, so only one device drives the Serial Data Output (Q) line at a time, the other devices are high impedance ...
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... During power-down, the device must be deselected and in the Standby Power mode (that is, there should be no internal Write cycle in progress). 10/38 M93C86, M93C76, M93C66, M93C56, M93C46 ) CC CC (min), V (max)] range must be applied ...
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... M93C86, M93C76, M93C66, M93C56, M93C46 4 Memory organization The M93Cx6 memory is organized either as bytes (x8 words (x16). If Organization Select (ORG) is left unconnected (or connected to V when Organization Select (ORG) is connected to Ground (V selected. When the M93Cx6 is in Standby mode, Organization Select (ORG) should be set ...
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... Two op-code bits, read on Serial Data Input (D) during the rising edge of Serial Clock (C). (Some instructions also use the first two bits of the address to define the op-code). The address bits of the byte or word that accessed. For the M93C46, the address is made bits for the x16 organization or 7 bits for the x8 organization ...
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... M93C86, M93C76, M93C66, M93C56, M93C46 Table 6. Instruction set for the M93C56 and M93C66 Start Instruction Description Read Data from READ Memory Write Data to WRITE Memory WEN Write Enable WDS Write Disable Erase Byte or ERASE Word Erase All ERAL Memory Write All Memory ...
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... To protect the memory contents from accidental corruption advisable to issue the Write Disable (WDS) instruction after every write cycle. The Read Data from Memory (READ) instruction is not affected by the Write Enable (WEN) or Write Disable (WDS) instructions. 14/38 M93C86, M93C76, M93C66, M93C56, M93C46 falls below the power-on CC ...
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... M93C86, M93C76, M93C66, M93C56, M93C46 Figure 4. READ, WRITE, WEN, WDS sequences Read Write Write S Enable D 1. For the meanings of An, Xn, Qn and Dn, see 5.3 Erase Byte or Word The Erase Byte or Word (ERASE) instruction sets the bits of the addressed memory byte (or word ...
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... The format of the instruction requires that a dummy address be provided. The Erase cycle is conducted in the same way as the Erase instruction (ERASE). The completion of the cycle can be detected by monitoring the READY/BUSY line, as described in the READY/BUSY status 16/38 M93C86, M93C76, M93C66, M93C56, M93C46 ...
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... M93C86, M93C76, M93C66, M93C56, M93C46 5.6 Write All As with the Erase All Memory (ERAL) instruction, the format of the Write All Memory with same Data (WRAL) instruction requires that a dummy address be provided. As with the Write Data to Memory (WRITE) instruction, the format of the Write All Memory with same Data (WRAL) instruction requires that an 8-bit data byte, or 16-bit data word, be provided ...
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... Serial Data Output (Q). Please see the application note AN394 for details. 18/38 M93C86, M93C76, M93C66, M93C56, M93C46 , before this status information SLSH ...
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... M93C86, M93C76, M93C66, M93C56, M93C46 9 Clock pulse counter In a noisy environment, the number of pulses received on Serial Clock (C) may be greater than the number delivered by the master (the microcontroller). This can lead to a misalignment of the instruction of one or more bits (as shown in the writing of erroneous data at an erroneous address. ...
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... IN V Supply voltage CC Electrostatic discharge voltage (human body V ESD model max must not be applied for more than 10 s. LEAD 2. JEDEC Std JESD22-A114A (C1=100 pF, R1=1500 , R2=500 ). 20/38 M93C86, M93C76, M93C66, M93C56, M93C46 Parameter or Hi-Z) OH (2) Min. Max. Unit –40 130 °C –65 150 ° ...
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... M93C86, M93C76, M93C66, M93C56, M93C46 11 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 tests performed under the measurement conditions summarized in the relevant tables. Designers should check that the operating conditions in their circuit match the measurement conditions when relying on the quoted parameters ...
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... V Input high voltage IH (1) V Output low voltage OL (1) V Output high voltage OH 1. The input and output levels are compatible with TTL logic levels. 22/38 M93C86, M93C76, M93C66, M93C56, M93C46 Parameter M93CXX 2. 0.4V INPUT M93CXX-W & M93CXX-R 0.8V CC 0.2V CC (1) Parameter Test condition Output capacitance ...
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... M93C86, M93C76, M93C66, M93C56, M93C46 Table 16. DC characteristics (M93Cx6, device grade 3) Symbol I Input leakage current LI I Output leakage current LO I Supply current CC I Supply current (Standby) CC1 V Input low voltage IL V Input high voltage IH V Output low voltage OL V Output high voltage OH Table 17 ...
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... Input high voltage ( Output low voltage ( Output high voltage ( This product is under development. For more information, please contact your nearest ST sales office. 24/38 M93C86, M93C76, M93C66, M93C56, M93C46 Parameter Test condition OUT open ...
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... M93C86, M93C76, M93C66, M93C56, M93C46 Table 20. AC characteristics (M93Cx6, device grade Symbol Alt SLCH t t SHCH CSS ( SLSH CS ( CHCL SKH ( CLCH SKL t t DVCH DIS t t CHDX DIH t t CLSH SKS t t CLSL CSH ...
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... Chip Select Input (S) must be brought low for a minimum CHCL CLCH 26/38 M93C86, M93C76, M93C66, M93C56, M93C46 Test conditions specified in Table 13. Parameter Chip Select low to output Hi-Z Delay to output low Delay to output valid Erase or Write cycle time . C Test conditions specified in Table 13 ...
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... M93C86, M93C76, M93C66, M93C56, M93C46 Table 23. AC characteristics (M93Cx6-R) Symbol Alt SLCH t t SHCH CSS ( SLSH CS ( CHCL SKH ( CLCH SKL t t DVCH DIS t t CHDX DIH t t CLSH SKS t t CLSL CSH t t SHQV ...
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... DC and AC parameters Figure 10. Synchronous timing (Read or Write tDVCH D An Hi-Z Q ADDRESS INPUT Figure 11. Synchronous timing (Read or Write tDVCH D An Hi-Z Q 28/38 M93C86, M93C76, M93C66, M93C56, M93C46 tCHDX A0 tCHQL tCHDX A0/D0 ADDRESS/DATA INPUT tCLSL tCHQV tSLQZ Q15/Q7 Q0 DATA OUTPUT tSLCH tCLSL tSLSH tSHQV tSLQZ BUSY ...
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... M93C86, M93C76, M93C66, M93C56, M93C46 12 Package mechanical Figure 12. PDIP8 – 8 lead plastic dual in-line package, 300 mils body width, package outline 1. Drawing is not to scale. Table 24. PDIP8 – 8 lead plastic dual in-line package, 300 mils body width, package mechanical data Symbol A A1 ...
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... Figure 13. SO8 narrow – 8 lead plastic small outline, 150 mils body width, package outline A2 1. Drawing is not to scale. Table 25. SO8 narrow – 8 lead plastic small outline, 150 mils body width, package data Symbol ccc D 4.90 E 6.00 E1 3. 1.04 30/38 M93C86, M93C76, M93C66, M93C56, M93C46 A ccc millimeters Typ Min Max 1.75 0.10 0.25 1.25 0.28 0.48 0.17 0.23 0.10 4.80 5.00 5.80 6.20 3.80 4.00 – ...
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... M93C86, M93C76, M93C66, M93C56, M93C46 Figure 14. UFDFPN8 (MLP8) 8-lead ultra thin fine pitch dual flat package no lead mm, outline A 1. Drawing is not to scale. 2. The central pad (the area the above illustration) is pulled, internally allowed to be connected to any other voltage or signal line on the PCB, for example during the soldering process ...
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... Drawing is not to scale. Table 27. TSSOP8 – 8 lead thin shrink small outline, package mechanical data Symbol (pin number) 32/38 M93C86, M93C76, M93C66, M93C56, M93C46 millimeters Typ. Min. Max. 1.200 0.050 0.150 1.000 ...
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... M93C86, M93C76, M93C66, M93C56, M93C46 13 Part numbering Table 28. Ordering information scheme Example: Device type M93 = MICROWIRE serial access EEPROM Device function Kbit (2048 Kbit (1024 Kbit (512 Kbit (256 Kbit (128 x 8) ...
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... Range3 Range3 Range 6 - Range3 M93C56 M93C56-W 4 5 5.5 V Range 6 Range 6 Range3 Range3 Range 6 M93C66 M93C66-W 4 5 5.5 V Range 6 Range 6 Range3 Range3 Range 6 Range3 M93C76 4 5.5 V Range3 M93C46 M93C56-R 1 5.5 V Range 6 M93C66-R 1 5.5 V Range 6 M93C76-W 2 5.5 V Range 6 Range3 Range 6 ...
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... M93C86, M93C76, M93C66, M93C56, M93C46 Table 33. Available M93C86-x products (package, voltage range, temperature grade) Package DIP8 (BN) SO8 (MN) TSSOP (DW) M93C86 M93C86-W 4 5 5.5 V Range 6 Range 6 Range 6 Range3 Range3 Range 6 Part numbering M93C86-R 1 5.5 V 35/38 ...
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... M93C86, M93C76, M93C66, M93C56, M93C46 Document reformatted, and reworded, using the new template. Temperature range 1 removed. TSSOP8 (3x3mm) package added. New 2.0 products, identified by the process letter W, added, with fc(max) increased to 1MHz for -R voltage range, and to 2MHz for all other ...
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... M93C86, M93C76, M93C66, M93C56, M93C46 Table 34. Document revision history (continued) Date Revision 31-Jul-2007 Document reformatted. TSSOP8 3 × (DS) package removed. Erase/Write Enable (EWEN) instruction replaced by Write Enable (WEN). Erase/Write Disable (EWDS) instruction replaced by Write Disable (WDS). Section 7: Initial delivery state STANDBY POWER MODES section removed. ...
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... Australia - Belgium - Brazil - Canada - China - Czech Republic - Finland - France - Germany - Hong Kong - India - Israel - Italy - Japan - Malaysia - Malta - Morocco - Singapore - Spain - Sweden - Switzerland - United Kingdom - United States of America 38/38 M93C86, M93C76, M93C66, M93C56, M93C46 Please Read Carefully: © 2007 STMicroelectronics - All rights reserved STMicroelectronics group of companies www ...