M48Z58-70PC1 STMicroelectronics, M48Z58-70PC1 Datasheet
M48Z58-70PC1
Specifications of M48Z58-70PC1
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M48Z58-70PC1 Summary of contents
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... READ cycle time equals WRITE cycle time ■ Automatic power-fail chip deselect and WRITE protection ■ WRITE protect voltages Power-fail deselect voltage) PFD – M48Z58 4. 4.5 V ≤ V ≤ 4.75 V PFD – M48Z58Y 4 4.2 V ≤ V ≤ 4.5 V PFD ■ ...
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... Operating modes . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 8 2.1 READ mode . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 8 2.2 WRITE mode . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 9 2.3 Data retention mode . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 11 2.4 V noise and negative going transients . . . . . . . . . . . . . . . . . . . . . . . . . Maximum ratings . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . and AC parameters . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 14 5 Package mechanical data . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 17 6 Part numbering . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 21 7 Environmental information . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 22 8 Revision history . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 23 2/24 Doc ID 2559 Rev 10 M48Z58, M48Z58Y ...
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... M48Z58, M48Z58Y List of tables Table 1. Signal names . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 6 Table 2. Operating modes . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 8 Table 3. READ mode AC characteristics . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 9 Table 4. WRITE mode AC characteristics . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 11 Table 5. Absolute maximum ratings . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 13 Table 6. Operating and AC measurement conditions . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 14 Table 7. Capacitance . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 14 Table 8. DC characteristics Table 9. Power down/up AC characteristics . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 16 Table 10. Power down/up trip points DC characteristics . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 16 Table 11. PMDIP28 – ...
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... SOH28 – 28-lead plastic small outline, battery SNAPHAT Figure 13. SH – 4-pin SNAPHAT Figure 14. SH – 4-pin SNAPHAT Figure 15. Recycling symbols . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 22 4/24 ® housing for 48 mAh battery, package outline . . . . . . . . . . . . . . . . 19 ® housing for 120 mAh battery, package outline . . . . . . . . . . . . . . . 20 Doc ID 2559 Rev 10 M48Z58, M48Z58Y ® , pack. outline ...
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... The M48Z58 non-volatile pin and function equivalent to any JEDEC standard SRAM. It also easily fits into many ROM, EPROM, and EEPROM sockets, providing the non-volatility of PROMs without any requirement for special WRITE timing or limitations on the number of WRITEs that can be performed ...
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... Not connected internally A12 A11 M48Z58 A10 M48Z58Y DQ7 DQ0 11 18 DQ6 DQ1 12 17 DQ5 DQ2 13 16 DQ4 DQ3 A12 A11 M48Z58Y A10 DQ7 DQ0 11 18 DQ6 DQ1 12 17 DQ5 DQ2 13 16 DQ4 DQ3 Doc ID 2559 Rev 10 M48Z58, M48Z58Y AI01177B AI01178B ...
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... M48Z58, M48Z58Y Figure 4. Block diagram LITHIUM CELL POWER VOLTAGE SENSE AND V PFD SWITCHING CIRCUITRY V CC Doc ID 2559 Rev 10 Description A0-A12 DQ0-DQ7 SRAM ARRAY AI01394 7/24 ...
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... SO 2.1 READ mode The M48Z58 the READ mode whenever W (WRITE enable) is high, E (chip enable) is low. Thus, the unique address specified by the 13 address inputs defines which one of the 8,192 bytes of data accessed. Valid data will be available at the data I/O pins within address access time (t and G access times are also satisfied ...
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... L 2.2 WRITE mode The M48Z58 the WRITE mode whenever W and E are low. The start of a WRITE is referenced from the latter occurring falling edge WRITE is terminated by the earlier rising edge The addresses must be held valid throughout the cycle must return high for a minimum the initiation of another READ or WRITE cycle ...
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... Chip enable controlled, WRITE mode AC waveforms A0-A12 tAVEL E W DQ0-DQ7 10/24 tAVAV VALID tAVWH tAVEL tWLWH tAVWL tWLQZ tDVWH tAVAV VALID tAVEH tELEH tAVWL DATA INPUT tDVEH Doc ID 2559 Rev 10 M48Z58, M48Z58Y tWHAX tWHQX tWHDX DATA INPUT tEHAX tEHDX AI01386 AI01387B ...
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... V of the power supply lines is recommended. When V drops below V CC preserves data. The internal button cell will maintain data in the M48Z58/Y for an accumulated period of at least 10 years when V As system power returns and V power supply is switched to external V exceeds V (max) ...
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... MBRS120T3 is recommended for surface mount). Figure 8. Supply voltage protection 12/24 bus. These transients can be reduced if CC that drive it to values below V CC (cathode connected 0.1µF Doc ID 2559 Rev 10 M48Z58, M48Z58Y bus. The energy stored in the much anode (Schottky diode 1N5817 DEVICE V SS Figure 8) AI02169 ...
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... M48Z58, M48Z58Y 3 Maximum ratings Stressing the device above the rating listed in the absolute maximum ratings table may cause permanent damage to the device. These are stress ratings only and operation of the device at these or any other conditions above those indicated in the operating sections of this specification is not implied ...
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... Outputs deselected. 14/24 conditions. Designers should check that the operating ) DEVICE UNDER TEST 1kΩ includes JIG capacitance (1)(2) Parameter Doc ID 2559 Rev 10 M48Z58, M48Z58Y M48Z58 M48Z58Y 4.75 to 5.5 4 100 100 ≤ 5 ≤ 1.5 1.5 1.9kΩ OUT 100pF or 5pF ...
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... M48Z58, M48Z58Y Table 8. DC characteristics Symbol Parameter I Input leakage current LI (2) I Output leakage current LO I Supply current CC I Supply current (standby) TTL CC1 I Supply current (standby) CMOS CC2 V Input low voltage IL V Input high voltage IH V Output low voltage OL V Output high voltage OH 1 ...
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... F passes V (min). CC PFD fall time of less than t may cause corruption of RAM data. FB (1)(2) Parameter M48Z58 M48Z58Y . ° Doc ID 2559 Rev 10 M48Z58, M48Z58Y Min Max 0 300 200 = 4. 4.5 to 5.5 V (except where CC Min Typ Max 4.5 4.6 4.75 4 ...
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... M48Z58, M48Z58Y 5 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. Figure 11. PCDIP28 – 28-pin plastic DIP, battery CAPHAT™, package outline Note: Drawing is not to scale ...
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... Doc ID 2559 Rev 10 M48Z58, M48Z58Y ® , pack. outline C eB α ® , pack. mech. inches Typ Min 0.002 0.092 0.014 0.006 0.697 0.324 0.050 – ...
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... M48Z58, M48Z58Y Figure 13. SH – 4-pin SNAPHAT Note: Drawing is not to scale. Table 13. SH – 4-pin SNAPHAT Symbol ® housing for 48 mAh battery, package outline ® housing for 48 mAh battery, package mech. data mm Typ Min Max 9.78 6.73 7.24 6.48 6.99 0.38 ...
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... Min Max 10.54 8.00 8.51 7.24 8.00 0.38 0.46 0.56 21.21 21.84 17.27 18.03 15.55 15.95 3.20 3.61 2.03 2.29 Doc ID 2559 Rev 10 M48Z58, M48Z58Y inches Typ Min Max 0.415 0.315 0.335 0.285 0.315 0.015 0.018 0.022 0.835 0.860 0.680 0.710 ...
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... F = ECOPACK package, tape & reel For PCDIP28: ® blank = ECOPACK 1. The M48Z58 part is offered with the PCDIP28 (ie., CAPHAT™) package only. 2. The SOIC package (SOH28) requires the SNAPHAT the part number “M4Zxx-BR00SH1” in plastic tubes (see Caution: Do not place the SNAPHAT drain the lithium button-cell battery ...
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... Recycle or dispose of batteries in accordance with the battery manufacturer's instructions and local/national disposal and recycling regulations. Please refer to the following web site address for additional information regarding compliance statements and waste recycling www.st.com/nvram, then select "Lithium Battery Recycling" from "Related Topics". 22/24 Doc ID 2559 Rev 10 M48Z58, M48Z58Y ...
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... M48Z58, M48Z58Y 8 Revision history Table 17. Document revision history Date Revision March 1999 10-Feb-2000 22-Feb-2000 14-Sep-2001 29-May-2002 16-Sep-2002 02-Apr-2003 23-Mar-2004 23-Nov-2004 09-Jun-2005 14-Dec-2005 06-Nov-2007 10-Mar-2009 14-Oct-2010 1 First issue 1.1 2-socket SOH and 2-pin SH packages removed 1.2 Data retention mode paragraph changed 2 Reformatted; added temperature information 2 ...
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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 24/24 Please Read Carefully: © 2010 STMicroelectronics - All rights reserved STMicroelectronics group of companies www.st.com Doc ID 2559 Rev 10 M48Z58, M48Z58Y ...