TSL2581CS TAOS, TSL2581CS Datasheet
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TSL2581CS
Specifications of TSL2581CS
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TSL2581CS Summary of contents
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... ALS for LED Signs, Laptop Computers, and LCD TVs 2 C (TSL2581) or SMBus (TSL2580) interface. Each device combines r www.taosinc.com TSL2580, TSL2581 TAOS098 − MARCH 2010 PACKAGE FN DUAL FLAT NO-LEAD (TOP VIEW) 6 SDA 1 5 INT 4 SCL Package Drawings are Not to Scale Applications Copyright E 2010, TAOS Inc ...
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... The TSL258x devices have the ability to define a threshold above and below the current light level. An interrupt is generated when the value of a conversion exceeds either of these limits. Copyright E 2010, TAOS Inc. 2 Channel 0 ...
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... TSL2580 (Note 2) TSL2581 (Note BUS r www.taosinc.com TSL2580, TSL2581 LIGHT-TO-DIGITAL CONVERTER TAOS098 − MARCH 2010 ORDERING NUMBER FN TSL2580FN FN TSL2581FN −0 3.8 V − −40°C to 85°C 2000 V MIN NOM MAX 2.7 3 3.6 −30 70 0 Copyright E 2010, TAOS Inc. r † 3.8 V UNIT V ° ...
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... The integration time dependent on internal oscillator frequency (f int Timing Register (0xFF) as described in the Register section. For nominal f Copyright E 2010, TAOS Inc. 4 TEST CONDITIONS Active Power down 3 mA sink current 6 mA sink current ...
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... TEST CONDITIONS r www.taosinc.com TSL2580, TSL2581 LIGHT-TO-DIGITAL CONVERTER TAOS098 − MARCH 2010 MIN TYP MAX UNIT 2.7 688 ms 0 400 kHz 10 100 kHz μs 1.3 μs 0.6 μs 0.6 μs 0.6 μs 0 0.9 100 ns μs 1.3 μs 0 300 ns 300 Copyright E 2010, TAOS Inc ...
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... Master Frame 1 SMBus Slave Address Byte Figure 2. Example Timing Diagram for SMBus Send Byte Format 1 SCL SDA Start by Master Frame 1 SMBus Slave Address Byte Figure 3. Example Timing Diagram for SMBus Receive Byte Format Copyright E 2010, TAOS Inc (R) ( (HIGH) (SUSTA) t (SUDAT) Start t ...
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... The LUMENOLOGY r Company TYPICAL CHARACTERISTICS 1.0 0.8 0.6 0.4 0.2 0 −90 800 900 1000 1100 r www.taosinc.com TSL2580, TSL2581 LIGHT-TO-DIGITAL CONVERTER TAOS098 − MARCH 2010 NORMALIZED RESPONSIVITY vs. ANGULAR DISPLACEMENT -Q +Q −60 − − Angular Displacement − ° Figure 5 Copyright E 2010, TAOS Inc ...
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... Block Read Protocol The TSL258x implements the following protocols of the Philips Semiconductor Write Protocol Read (Combined Format) Protocol Copyright E 2010, TAOS Inc. 8 PRINCIPLES OF OPERATION 2 C bus Fast-Mode. The TSL258x offers three slave Table 1. Slave Address Selection SLAVE ADDRESS 0101001 0111001 1001001 2 C protocols on pages 10 through 12 ...
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... Master-to-Slave Slave-to-Master Figure 6. SMBus and I The LUMENOLOGY r Company 2 C protocols, please review the Slave Address Wr A Data Byte Packet Protocol Element Key r www.taosinc.com TSL2580, TSL2581 LIGHT-TO-DIGITAL CONVERTER TAOS098 − MARCH 2010 2 C) device to Master 2 C Specification Copyright E 2010, TAOS Inc ...
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... Slave Address Slave Address Slave Address Wr A Command Code Slave Address Slave Address Wr A Command Code Copyright E 2010, TAOS Inc Data Byte Figure 7. SMBus Send Byte Protocol Data Byte Figure 8. SMBus Receive Byte Protocol Command Code A Figure 9. SMBus Write Byte Protocol ...
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... ADC channel 1 LOW data register ADC channel 1 HIGH data register Manual integration timer LOW register Manual integration timer HIGH register r www.taosinc.com TSL2580, TSL2581 LIGHT-TO-DIGITAL CONVERTER TAOS098 − MARCH 2010 ... A Data Byte ... A Data Byte ... Rd A Byte Count = ... A Data Byte R/W W R/W R Copyright E 2010, TAOS Inc ...
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... SMBus Block Read Protocol, the TSL258x device will automatically insert the appropriate Byte Count (Byte Count = 4) as illustrated in Figure 14. A write condition should not be used in conjunction with the 13h register. NOTE: Only the Send Byte Protocol should be used when clearing interrupts. Copyright E 2010, TAOS Inc. 12 Table 3. Command Register ...
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... ADC_EN. NOTE: The TSL258x device registers should be configured before ADC_EN is asserted. The LUMENOLOGY r Company Table 4. Control Register ADC_INTR ADC_VALID Resv Resv DESCRIPTION r www.taosinc.com TSL2580, TSL2581 LIGHT-TO-DIGITAL CONVERTER TAOS098 − MARCH 2010 Reset Resv ADC_EN POWER 00h Copyright E 2010, TAOS Inc ...
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... If more than one device connected on the bus has pulled the SMBAlert line low, the highest priority (lowest address) device will win control of the bus during the slave address transfer. If the device loses this arbitration, the interrupt will not be cleared. The Alert Response Address is 0Ch. Copyright E 2010, TAOS Inc. 14 Table 5. Timing Register ...
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... TSL2580, TSL2581 LIGHT-TO-DIGITAL CONVERTER TAOS098 − MARCH 2010 Reset PERSIST 00h Copyright E 2010, TAOS Inc ...
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... BITS Resv 7:3 Reserved. Write as 0. Gain Control. Sets the analog gain of the device according to the following table. Gain Gain 2:0 2:0 Copyright E 2010, TAOS Inc. 16 Table 9. Interrupt Threshold Register ADDRESS BITS 3h 7:0 ADC channel 0 lower byte of the low threshold 4h 7:0 ...
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... TSL2581 device is used. The LUMENOLOGY r Company LIGHT-TO-DIGITAL CONVERTER Table 11. ID Register DESCRIPTION Table 12. Constant Register CONSTANT DESCRIPTION r www.taosinc.com TSL2580, TSL2581 TAOS098 − MARCH 2010 1 0 Reset REVNO − − Reset − − protocol does not use Copyright E 2010, TAOS Inc ...
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... Address 18h 19h REGISTER ADDRESS BITS TIMERLOW 18h 7:0 TIMERHIGH 19h 7:0 Copyright E 2010, TAOS Inc. 18 Table 13. ADC Channel Data Registers BITS 14h 7:0 ADC channel 0 lower byte 15h 7:0 ADC channel 0 upper byte 16h 7:0 ADC channel 1 lower byte ...
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... Power =1) Figure 15. State Diagram //Set Command bit and Control Reg //Set Command bit and ALS Timing Reg //200 ms integration cycle //Set Command bit and Control Reg //Enable ADC Channels r www.taosinc.com TSL2580, TSL2581 TAOS098 − MARCH 2010 Copyright E 2010, TAOS Inc ...
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... DataLow and DataHigh variables ReadWord (Address, Command, DataLow, DataHigh) Channel1 = 256 * DataHigh + DataLow Copyright E 2010, TAOS Inc. 20 //Set Command bit and Word bit //Set Command bit and Word bit ...
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... PERSIST field in the Interrupt Control Register (02h) is set to 0000b. Either Level or SMBus Alert style can be used. An interrupt will be generated upon completion of each conversion. The interrupt threshold registers are ignored. The LUMENOLOGY r Company LIGHT-TO-DIGITAL CONVERTER r www.taosinc.com TSL2580, TSL2581 TAOS098 − MARCH 2010 Copyright E 2010, TAOS Inc ...
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... Module Name: // lux.cpp // //**************************************************************************** #define LUX_SCALE 16 // scale by 2^16 #define RATIO_SCALE 9 // scale ratio by 2^9 Copyright E 2010, TAOS Inc. 22 Lux = 0.13 CH0 − 0.24 CH1 Lux = 0.1649 CH0 − 0.3562 CH1 Lux = 0.0974 CH0 − 0.1786 CH1 Lux = 0.062 CH0 − 0.10 CH1 Lux/CH0 = 0 r www ...
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... TSL2581 // unsigned int iType − package type (1:CS Return: unsigned int − the approximate illuminance (lux) // The LUMENOLOGY r Company LIGHT-TO-DIGITAL CONVERTER See Timing Register r www.taosinc.com TSL2580, TSL2581 TAOS098 − MARCH 2010 Copyright E 2010, TAOS Inc ...
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... FN package if ((ratio >= 0) && (ratio <= K1C)) {b=B1C; m=M1C;} else if (ratio <= K2C) {b=B2C; m=M2C;} else if (ratio <= K3C) Copyright E 2010, TAOS Inc scale. Nominal setting // Scale/multiply value by 1/8 // Scale/multiply value by 1/16 r www.taosinc.com The LUMENOLOGY r Company r ...
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... LUX_SCALE; return(lux); } The LUMENOLOGY r Company LIGHT-TO-DIGITAL CONVERTER r www.taosinc.com TSL2580, TSL2581 TAOS098 − MARCH 2010 Copyright E 2010, TAOS Inc ...
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... PI fashion to the SCL and SDA lines. A typical impedance value between 10 kΩ and 100 kΩ can be used. Please note that while Figure 16 shows INT being pulled Copyright E 2010, TAOS Inc ...
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... NOTES: A. All linear dimensions are in millimeters. B. This drawing is subject to change without notice. Figure 17. Suggested FN Package PCB Layout The LUMENOLOGY r Company LIGHT-TO-DIGITAL CONVERTER 2.3 0.9 0.9 r www.taosinc.com TSL2580, TSL2581 TAOS098 − MARCH 2010 0.40 1.70 0.40 Copyright E 2010, TAOS Inc ...
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... C. Package top surface is molded with an electrically nonconductive clear plastic compound having an index of refraction of 1.55. D. Contact finish is copper alloy A194 with pre-plated NiPdAu lead finish. E. This package contains no lead (Pb). F. This drawing is subject to change without notice. Figure 18. Package FN — Dual Flat No-Lead Packaging Configuration Copyright E 2010, TAOS Inc. 28 MECHANICAL DATA V 1 ...
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... D. Each reel is 178 millimeters in diameter and contains 3500 parts. E. TAOS packaging tape and reel conform to the requirements of EIA Standard 481− accordance with EIA standard, device pin 1 is located next to the sprocket holes in the tape. G. This drawing is subject to change without notice. ...
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... Soak time Time above 217°C Time above 230°C Time above T −10°C peak Peak temperature in reflow Temperature gradient in cooling T peak Time (sec) Figure 20. TSL2580/TSL2581 Solder Reflow Profile Graph Copyright E 2010, TAOS Inc. 30 MANUFACTURING INFORMATION REFERENCE t soak peak t soak r www.taosinc.com TSL2580/81 2.5° ...
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... If rebaking is required, it should be done at 90°C for 4 hours. The LUMENOLOGY r Company MANUFACTURING INFORMATION 5°C to 50°C 60% maximum 6 months from the date code on the aluminized envelope — if unopened 168 hours or fewer r www.taosinc.com TSL2580, TSL2581 LIGHT-TO-DIGITAL CONVERTER TAOS098 − MARCH 2010 Copyright E 2010, TAOS Inc ...
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... TAOS further makes no claim as to the suitability of its products for any particular purpose, nor does TAOS assume any liability arising out of the use of any product or circuit, and specifically disclaims any and all liability, including without limitation consequential or incidental damages ...