M48T02-150PC1 STMicroelectronics, M48T02-150PC1 Datasheet
M48T02-150PC1
Specifications of M48T02-150PC1
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M48T02-150PC1 Summary of contents
Page 1
... Software controlled clock calibration for high accuracy applications ■ Automatic power-fail chip deselect and WRITE protection ■ WRITE protect voltages (V = Power-fail deselect voltage): PFD – M48T02 4. 4.5 V ≤ V ≤ 4.75 V PFD – M48T12 4 4.2 V ≤ V ≤ 4.5 V PFD ■ ...
Page 2
... The M48T02/12 button cell has sufficient capacity and storage life to maintain data and clock functionality for an accumulated time period of at least 10 years in the absence of power over the operating temperature range ...
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... AXQX tAVAV VALID tAVQV tELQV tELQX tGLQV tGLQX (1) Parameter Min = 0 to 70° 4. 4.5 to 5.5 V (except where noted M48T02, M48T12 tAXQX tEHQZ tGHQZ VALID AI01330 M48T02/M48T12 –70 –150 –200 Max Min Max Min 70 150 ...
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... For more information on a battery storage life refer to the application note AN1012. 10/25 (1) Parameter = 0 to 70° falls within the V CC PFD . The M48T02/12 may respond to transient noise spikes rises, the battery voltage is checked. If the voltage is too SO CC M48T02, M48T12 M48T02/M48T12 –70 –150 – ...
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... M48T02, M48T12 4 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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... Effective capacitance measured with power supply Sampled only, not 100% tested 25° MHz. 3. Outputs deselected. 18/25 ) 4. DEVICE UNDER TEST 1kΩ includes JIG capacitance (1)(2) Parameter M48T02, M48T12 M48T02 M48T12 4 100 100 ≤ 5 ≤ 1.5 1.5 5V 1.8kΩ OUT 100pF ...
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... M48T02, M48T12 Table 9. DC characteristics Symbol Parameter I Input leakage current LI (2) I Output leakage current LO I Supply current CC (3) I Supply current (standby) TTL CC1 (3) 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 M48T02 M48T12 . 70° M48T02, M48T12 Min Max 0 300 4. 4.5 to 5.5 V (except where CC Min Typ Max 4.5 4.6 4.75 4.2 4 ...
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... M48T02, M48T12 6 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 13. PCDIP24 – 24-pin plastic DIP, battery CAPHAT™, package outline Note: Drawing is not to scale ...
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... V = 4. 4 Speed –70 = 100 ns (M48T02/12) –150 = 150 ns (M48T02/12) –200 = 200 ns (M48T02/12) Package PC = PCDIP24 Temperature range 70°C Shipping method ® blank = ECOPACK For other options, or for more information on any aspect of this device, please contact the ST sales office nearest you. ...