M48Z35AV-10MH6E STMicroelectronics, M48Z35AV-10MH6E Datasheet
M48Z35AV-10MH6E
Specifications of M48Z35AV-10MH6E
M48Z35AV-10MH6
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M48Z35AV-10MH6E Summary of contents
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... DESELECT AND WRITE PROTECTION WRITE PROTECT VOLTAGES Power-fail Deselect Voltage) PFD – M48Z35AY: 4.2V V PFD – M48Z35AV: 2.7V V PFD SELF-CONTAINED BATTERY IN THE CAPHAT™ DIP PACKAGE PACKAGING INCLUDES A 28-LEAD SOIC ® AND SNAPHAT TOP (to be ordered separately) PIN and FUNCTION COMPATIBLE WITH ...
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... M48Z35AY, M48Z35AV TABLE OF CONTENTS FEATURES SUMMARY . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 1 Figure 1. 28-pin, CAPHAT™ DIP Package Figure 2. 28-pin SOIC Package . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 1 SUMMARY DESCRIPTION . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 4 Figure 3. Logic Diagram . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 4 Table 1. Signal Names . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 4 Figure 4. DIP Connections . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 5 Figure 5. SOIC Connections . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 5 Figure 6. Block Diagram . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 5 OPERATING MODES . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 6 Table 2. Operating Modes . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 6 READ Mode . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 6 Figure 7. READ Mode AC Waveforms . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 6 Table 3 ...
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... Figure 17.SH – 4-pin SNAPHAT Housing for 120mAh Battery, Package Outline . . . . . . . . . . . . . . 18 Table 14. SH – 4-pin SNAPHAT Housing for 120 mAh Battery, Package Mechanical Data PART NUMBERING . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 19 Table 15. Ordering Information Scheme . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 19 Table 16. SNAPHAT Battery Table . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 19 REVISION HISTORY Table 17. Revision History M48Z35AY, M48Z35AV 3/21 ...
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... M48Z35AY, M48Z35AV SUMMARY DESCRIPTION The M48Z35AY/V ZEROPOWER Kbit x 8, non-volatile static RAM that integrates power-fail deselect circuitry and battery control logic on a single die. The monolithic chip is avail- able in two special packages to provide a highly in- tegrated battery backed-up memory solution. The M48Z35AY non-volatile pin and func- tion equivalent to any JEDEC standard 32K x8 SRAM ...
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... DQ1 12 DQ2 AI02782B Figure 6. Block Diagram LITHIUM CELL VOLTAGE SENSE Figure 5. SOIC Connections A13 A11 A10 DQ7 18 DQ6 17 DQ5 16 DQ4 15 DQ3 POWER AND V PFD SWITCHING CIRCUITRY V CC M48Z35AY, M48Z35AV A14 A12 A13 A11 M48Z35AY M48Z35AV A10 DQ7 DQ0 11 18 DQ6 DQ1 ...
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... M48Z35AY, M48Z35AV OPERATING MODES The M48Z35AY/V also has its own Power-fail De- tect circuit. The control circuitry constantly moni- tors the single power supply for an out of tolerance condition. When V is out of tolerance, the circuit CC write protects the SRAM, providing a high degree Table 2. Operating Modes ...
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... WRITE cycles to avoid bus contention; although, if the output bus has been activated by a low on E and G, a low on W will disable the outputs t after W falls. WHAX tAVAV VALID tAVWH tAVEL tWLWH tAVWL tWLQZ tDVWH M48Z35AY, M48Z35AV M48Z35AV –100 Max Min Max 100 70 100 70 100 35 50 ...
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... M48Z35AY, M48Z35AV Figure 9. Chip Enable Controlled, WRITE Mode AC Waveforms A0-A14 E W DQ0-DQ7 Table 4. WRITE Mode AC Characteristics Symbol t WRITE Cycle Time AVAV t Address Valid to WRITE Enable Low AVWL t Address Valid to Chip Enable Low AVEL t WRITE Enable Pulse Width WLWH t Chip Enable Low to Chip Enable High ...
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... PFD PFD . F . There the control circuit is less CC rises above CC (BATTERY OK) . Write protec- CC (min) plus PFD M48Z35AY, M48Z35AV POWER-UP READ DATA AT ANY ADDRESS WRITE DATA COMPLEMENT BACK TO SAME ADDRESS READ DATA AT SAME ADDRESS AGAIN IS DATA NO (BATTERY LOW) COMPLEMENT OF FIRST READ? NOTIFY SYSTEM ...
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... M48Z35AY, M48Z35AV V Noise And Negative Going Transients CC I transients, including those produced by output CC switching, can produce voltage fluctuations, re- sulting in spikes on the V bus. These transients CC can be reduced if capacitors are used to store en- ergy which stabilizes the V CC stored in the bypass capacitors will be released as low going spikes are generated or energy will be absorbed when overshoots occur ...
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... STMicroelectronics SURE Program and other rel- evant quality documents. Parameter Grade 1 Grade 6 SNAPHAT Off, Oscillator Off) CC SOIC M48Z35AY M48Z35AV M48Z35AY M48Z35AV M48Z35AY, M48Z35AV Refer also to Value Unit °C – °C ® – °C –55 to 125 °C 260 ° ...
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... Input and Output Timing Ref. Voltages Note: Output Hi-Z is defined as the point where data is no longer driven. Figure 12. AC Measurement Load Circuit 645 DEVICE UNDER TEST 100pF or 5pF C L includes JIG capacitance Note: 50pF for M48Z35AV. Table 7. Capacitance Symbol Parameter C Input Capacitance IN (3) Input / Output Capacitance C IO Note: 1 ...
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... Negative spikes of –1V allowed for up to 10ns once per cycle. (1) Test Condition OUT CC Outputs open – 0. 2.1mA –1mA 70°C or –40 to 85° 4.5 to 5.5V or 3.0 to 3.6V (except where noted M48Z35AY, M48Z35AV Min Max Unit ±1 µA ±5 µ –0.3 0 0.4 V 2.4 V 13/21 ...
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... M48Z35AY, M48Z35AV Figure 13. Power Down/Up Mode AC Waveforms PFD (max) V PFD (min tPD INPUTS RECOGNIZED OUTPUTS VALID (PER CONTROL INPUT) Table 9. Power Down/Up AC Characteristics Symbol Parameter before Power Down PD IH (2) V (max PFD PFD F (3) V (min PFD (min PFD PFD (min PFD ...
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... M48Z35AY, M48Z35AV C eA PCDIP inches Typ Min Max 0.350 0.380 0.015 0.030 0.330 0.350 0.015 0.021 0.045 0.070 0.008 0.012 1.550 1 ...
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... M48Z35AY, M48Z35AV Figure 15. SOH28 – 28-lead Plastic Small Outline, battery SNAPHAT, Package Outline SOH-A Note: Drawing is not to scale. Table 12. SOH28 – 28-lead Plastic Small Outline, battery SNAPHAT, Package Mechanical Data Symbol Typ 1. 16/ Min Max 3.05 0.05 0.36 2.34 2.69 0.36 ...
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... E mm Min Max 9.78 6.73 7.24 6.48 6.99 0.38 0.46 0.56 21.21 21.84 14.22 14.99 15.55 15.95 3.20 3.61 2.03 2.29 M48Z35AY, M48Z35AV SHZP-A inches Typ Min Max 0.385 0.265 0.285 0.255 0.275 0.015 0.018 0.022 0.835 0.860 0.560 0.590 0.612 ...
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... M48Z35AY, M48Z35AV Figure 17. SH – 4-pin SNAPHAT Housing for 120mAh Battery, Package Outline Note: Drawing is not to scale. Table 14. SH – 4-pin SNAPHAT Housing for 120 mAh Battery, Package Mechanical Data Symb Typ 18/ Min Max 10.54 8.00 8.51 7.24 8.00 0.38 0.46 ...
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... Table 16. SNAPHAT Battery Table Part Number M4Z28-BR00SH Lithium Battery (48mAh) SNAPHAT M4Z32-BR00SH Lithium Battery (120mAh) SNAPHAT M48Z 35AY ® ), Tubes ® ), Tape & Reel ® battery package which is ordered separately under the part number “M4Zxx- Description M48Z35AY, M48Z35AV – Package SH SH 19/21 ...
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... M48Z35AY, M48Z35AV REVISION HISTORY Table 17. Revision History Date Version September 1999 1.0 First Issue 20-Apr-00 1.1 SH and SH28 packages for 2-pin and 2-socket removed 22-Jun-01 2.0 Reformatted; added temperature information (Table 10) 05-Jul-01 2.1 Removed reference to “Crystal” in Features Summary 17-Dec-01 2.2 Changed speed grade designator to “ ...
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