ISL12022IBZ Intersil, ISL12022IBZ Datasheet
ISL12022IBZ
Specifications of ISL12022IBZ
Related parts for ISL12022IBZ
ISL12022IBZ Summary of contents
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... C Bus™ trademark owned by NXP Semiconductors Netherlands, B.V. All other trademarks mentioned are the property of their respective owners. ISL12022 FN6659.2 = 1.8V BAT and Last V DD BAT BAT Intersil (and design registered trademark of Intersil Americas Inc. Copyright Intersil Americas Inc. 2008, 2009. All Rights Reserved ...
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... PART NUMBER PART (Note) MARKING ISL12022IBZ* 12022 IBZ *Add “-T” suffix for tape and reel. Please refer to TB347 for details on reel specifications. NOTE: These Intersil Pb-free plastic packaged products employ special Pb-free material sets, molding compounds/die attach materials, and 100% matte tin plate plus anneal (e3 termination finish, which is RoHS compliant and compatible with both SnPb and Pb-free soldering operations) ...
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... DRAIN OUTPUT) OUT V Output Low Voltage OL 3 ISL12022 Thermal Information Thermal Resistance (Typical, Note SOIC . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . Storage Temperature . . . . . . . . . . . . . . . . . . . . . . . .-65°C to +150°C + 0.3V Pb-free Reflow Profile . . . . . . . . . . . . . . . . . . . . . . . . .see link below DD http://www.intersil.com/pbfree/Pb-FreeReflow.asp = +2.7 to +5.5V -40°C to +85°C, unless otherwise stated MIN CONDITIONS (Note 9) (Note 11) (Note 11 ...
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Power-Down Timing Test Conditions: V SYMBOL PARAMETER V V Negative Slew rate DD SR Interface Specifications Test Conditions: V SYMBOL PARAMETER V SDA and SCL Input Buffer LOW IL Voltage V SDA and SCL Input Buffer ...
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I C Interface Specifications Test Conditions: V SYMBOL PARAMETER t STOP Condition Hold Time HD:STO t Output Data Hold Time DH t SDA and SCL Rise Time R t SDA and SCL Fall Time F Cb Capacitive loading of ...
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SDA vs SCL Timing t F SCL t SU:STA t HD:STA SDA (INPUT TIMING) SDA (OUTPUT TIMING) Symbol Table WAVEFORM INPUTS Must be steady May change from LOW to HIGH May change from HIGH to LOW Don’t Care: Changes Allowed ...
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Typical Performance Curves 1050 1000 950 900 850 800 1.8 2.3 2.8 3.3 3.8 V VOLTAGE (V) BAT FIGURE BAT 5.5V BAT 3. -40 -20 0 ...
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Typical Performance Curves 110 100 -40 - TEMPERATURE (°C) FIGURE 8. I WITH TSE = 1 vs TEMPERATURE DD General Description The ISL12022 device ...
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... Power Control Operation The power control circuit accepts Many types of batteries can be used with Intersil RTC products. For example, 3.0V or 3.6V Lithium batteries are appropriate, and battery sizes are available that can power the ISL12022 for years. Another option is to use a super capacitor for applications where month. See the “ ...
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Power Failure Detection The ISL12022 provides a Real Time Clock Failure Bit (RTCF) to detect total power failure. It allows users to determine if the device has powered up after having lost all power to the device (both V and ...
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Initial values are preset and recalled on initial power-up for the Initial AT and DT settings (IATR, IDTR), temperature coefficient (ALPHA), crystal capacitance (BETA), and the crystal turn-over temperature (XTO). These initial values are typical of units available ...
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REG ADDR. SECTION NAME 7 10h SCA0 ESCA0 11h MNA0 EMNA0 12h HRA0 EHRA0 ALARM 13h DTA0 EDTA0 14h MOA0 EMOA00 15h DWA0 EDWA0 16h VSC 0 17h VMN 0 18h VHR VMIL TSV2B 19h VDT 0 1Ah VMO 0 ...
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Real Time Clock Registers Addresses [00h to 06h] RTC REGISTERS (SC, MN, HR, DT, MO, YR, DW) These registers depict BCD representations of the time. As such, SC (Seconds) and MN (Minutes) range from 0 to 59, HR (Hour) can ...
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Example - When the LBAT85 is Set To “1” In Battery Mode: The minute the register changes to 19h when the device is in battery mode, the LBAT85 is set to “1” the next time the device switches back to ...
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TABLE 5. FREQUENCY SELECTION OF IRQ/F FREQUENCY, F UNITS FO3 FO2 OUT 32768 4096 1024 ...
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TABLE 9. BATTERY LEVEL MONITOR TRIP BITS (VB75TP<2:0>) VB75Tp2 VB75Tp1 VB75Tp0 Initial AT and DT setting Register (ITRO) These ...
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TABLE 12. IATR0 TRIMMING RANGE (Continued) IATR05 IATR04 IATR03 IATR02 IATR01 IATR00 ...
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For the 10 minute temperature period the average current is shown in Equation 2: 0.022s ΔI × ----------------- - = 68μA = 25nA BAT 600s If the application has a stable temperature environment that doesn’t change quickly, the 10 minute ...
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TABLE 19. CLOCK ADJUSTMENT VALUES FOR FINAL DIGITAL TRIMMING REGISTER (Continued) FDTR<2:0> DECIMAL 00011 3 00100 4 00101 5 00110 6 00111 7 01000 8 01001 9 01010 10 10000 0 10001 -1 10010 -2 10011 -3 10100 -4 10101 ...
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Once the registers are set, the following waveform will be seen at IRQ/F : OUT RTC AND ALARM REGISTERS ARE BOTH “30s” 60s FIGURE 13. IRQ/F WAVEFORM OUT Note that the status register ALM bit will be set each time ...
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DST Day/Week Forward DstDwFd contains both the Day of the Week and the Week of the Month data for DST Forward control. DST can be controlled either by actual date or by setting both the Week of the month and ...
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The CPPM compensates the oscillator frequency fluctuation over temperature determined by the temperature (T), crystal curvature parameter (ALPHA), and crystal turnover temperature (XT0 the result of the temp sensor/ADC conversion, whose decimal result is 2x the ...
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The practical range of Actual AlphaH values is from -0.020 to -0.060. The ALPHAH register should only be changed while the TSE (Temp Sense Enable) bit is “0”. User Registers (Accessed by Using Slave Address 1010111x) Addresses [00h to 7Fh] ...
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SIGNALS FROM THE MASTER SIGNAL AT SDA SIGNALS FROM THE ISL12022 FIGURE 16. BYTE WRITE SEQUENCE (SLAVE ADDRESS FOR CSR SHOWN) The ISL12022 responds with an ACK after recognition of a START condition followed by a valid Identification Byte, and ...
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Application Section Battery-Backup Details The ISL12022 has automatic switchover to battery-backup when the V drops below the VBAT mode threshold wide variety of backup sources can be used, including standard and rechargeable lithium, super capacitors, or regulated secondary ...
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A typical 32.768kHz crystal used with RTC devices has a temperature versus frequency curve, as shown in Figure 21. 0 -20 -40 -60 -80 -100 -120 -140 -160 -40 -30 -20 - ...
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... For further information on the operation of the ISL12022 and temperature compensated RTC’s, see Intersil Application OUT Note AN1389, “Using Intersil’s High Accuracy Real Time Clock Module”. http://www.intersil.com/data/an/AN1389.pdf Daylight Savings Time (DST) Example (EQ ...
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... Accordingly, the reader is cautioned to verify that data sheets are current before placing orders. Information furnished by Intersil is believed to be accurate and reliable. However, no responsibility is assumed by Intersil or its subsidiaries for its use; nor for any infringements of patents or other rights of third parties which may result from its use ...