Ordering number : ENA2079A Monolithic Linear IC LV0104CS Halogen-free Digital Ambient Light Sensor Overview LV0104CS is a Photo IC for micro-sized Ambient Light sensor which has the characteristics of spectral response similar to that of human eyes. It is suitable for the applications like mobile phone (for Digital-TV, One-segment), LCD-TV, laptop computer, PDA, DSC and Camcorder. Functions • Smallest OD-CSP package in the world (1.08mm × 1.08mm thickness: 0.6mm) • Great spectrum sensitivity characteristic • 16-Bit Digital Output for I2C-BUS • Low Current consumption, Integrated Sleep function Specifications Absolute Maximum Ratings at Ta=25°C Parameter Symbol Conditions Ratings Unit Power Supply Voltage VDD 4.0 Logic I/O levels VIO -0.3 to VDD+0.3 V V Operating temperature range Topr -30 to 85 °C Storage temperature range Tstg -40 to 100 °C Max. Unit Recommended Operating Conditions at Ta = 25°C Parameter Symbol Condition Recommended Supply Voltage VDD op Input low level voltage VI L SCL, SDA Input high level voltage VIH SCL, SDA ,VDD=2.8V Output low level voltage VOL SDA, IOL=3mA Input leak current ILEAK SCL,SDA Min. Typ 2.3 2.5 3.6 V 0.55 V 0.4 V 5 µA 1.26 -5 V * I2C interface(SCL,SDA) is for Vio=1.8V operation. Any and all SANYO Semiconductor Co.,Ltd. products described or contained herein are, with regard to "standard application", intended for the use as general electronics equipment. The products mentioned herein shall not be intended for use for any "special application" (medical equipment whose purpose is to sustain life, aerospace instrument, nuclear control device, burning appliances, transportation machine, traffic signal system, safety equipment etc.) that shall require extremely high level of reliability and can directly threaten human lives in case of failure or malfunction of the product or may cause harm to human bodies, nor shall they grant any guarantee thereof. If you should intend to use our products for new introduction or other application different from current conditions on the usage of automotive device, communication device, office equipment, industrial equipment etc. , please consult with us about usage condition (temperature, operation time etc.) prior to the intended use. If there is no consultation or inquiry before the intended use, our customer shall be solely responsible for the use. Specifications of any and all SANYO Semiconductor Co.,Ltd. products described or contained herein stipulate the performance, characteristics, and functions of the described products in the independent state, and are not guarantees of the performance, characteristics, and functions of the described products as mounted in the customer's products or equipment. To verify symptoms and states that cannot be evaluated in an independent device, the customer should always evaluate and test devices mounted in the customer ' s products or equipment. O1712NK 20121010-S00002 /60612 SY No.A2079-1/8 LV0104CS Electrical Characteristics at Ta = 25°C, VCC = 5V Parameter Symbol Conditions Supply Current IDD Ev=0 lux Sleep Current ISLP Sleep mode, Ev=0 lux Internal Oscillator Frequency fOSC Dark ADC count value D0 Full scale ADC count value D max ADC count value Resolution Min. Typ Max. 70 Unit 100 1 655 Ev=0 lux, High gain mode µA µA kHz 5 counts 65535 counts Data HH Gain×8mode, Ev=1000lx Data HM 8000 counts Gain×2 mode, Ev=1000lx Data N Gain×1 mode, Ev=1000lx Data L Gain×0.25 mode, Ev=1000lx ReHH1 Tint=200ms, Gain×8 mode 0.125 lx ReHH2 Tint=100ms, Gain×8 mode 0.25 lx ReHH3 Tint=12.5ms, Gain×8 mode 2 lx ReHM1 Tint=200ms, Gain×2 mode 0.5 lx ReHM2 Tint=100ms, Gain×2 mode 1 lx ReHM3 Tint=12.5ms, Gain×2 mode 8 lx ReN1 Tint=200ms, Gain×1 mode 1 lx ReN2 Tint=100ms, Gain×1 mode 2 lx ReN3 Tint=12.5ms, Gain×1 mode 16 lx ReL1 Tint=200ms, Gain×0.25 mode 4 lx ReL2 Tint=100ms, Gain×0.25 mode 8 lx ReL3 Tint=12.5ms, Gain×0.25 mode 64 lx 2000 750 1000 250 counts 1250 counts counts Package Dimensions unit : mm (typ) 3371 BOTTOM VIEW SIDE VIEW TOP VIEW 1.08 3 1 0.25 INDEX 2 3 4 2 1 0.5 4 1.08 PD Image 0.5 0.1 0.68 MAX (0.52) (0.42) SIDE VIEW SANYO : ODCSP4(1.08X1.08) Pad layout <Top view> 4 1 3 2 <Bottom view> 3 2 4 1 No. Name Function 1 VCC Supply voltage pin 2 GND GND pin 3 SCL I2C serial clock 4 SDA I2C serial data Ball Pitch: 0.5mm, Ball Size: 0.25mm No.A2079-2/8 LV0104CS Pad layout (Photos) <Top View> <Bottom View> 4 3 3 4 1 2 2 1 PAD * The position with PAD becomes pin 1. Block Diagram Application circuits No.A2079-3/8 LV0104CS Spectrum Sensitivity Characteristic 1.0 Spectral Responsivity (VDD = 2.5V) 0.9 LV0104 Normalized responsivity 0.8 0.7 0.6 0.5 0.4 0.3 Human eye 0.2 0.1 0 300 400 500 600 700 800 900 1000 Wave length (nm) I2C Interface The control command is received from the operation of the device by the I2C bus (Two-wire serial interface). The obtained data is output to the operation by the I2C bus. I2C Bus Timing Diagram Serial Interface Timing Parameter Symbol Standard Mode Min Fast Mode Min Min 100 Unit Max Clock frequency f(SCL) 10 Bus free time between start and stop condition t(BUF) 4.7 10 400 Hold time after (repeated) start condition. After this period, the first t(HDSTA) 4.0 0.6 µs Repeated start condition setup time t(SUSTA) 4.7 0.6 µs Stop condition setup time t(SUSTO) 4.0 0.6 µs Data hold time t(HDDAT) 300 90 ns Data setup time t(SUDAT) 250 100 ns µs 1.3 kHz µs I2C clock (SCL) low period t(LOW) 4.7 1.3 I2C clock (SCL) high period t(HIGH) 4.0 0.6 Clock / data fall time t(F) 300 300 ns Clock / data rise time t(R) 1000 300 ns µs *Specified by design and characterization ; not production tested. No.A2079-4/8 LV0104CS Data Format (Write) Slave Address S A5 A6 A2 A3 A4 Data Byte A1 A0 R/W A A1 A0 R/W A D1 D0 A P D15 D14 D13 D12 D11 D10 D9 D8 A D7 D7 D6 D5 D4 D2 D3 Data Format (Read) Slave Address S A5 A6 Data High Byte A2 A3 A4 Data Low Byte D6 D5 D2 D3 D4 D1 D0 A P ●Slave Address A6 A5 A4 A3 A2 A1 A0 R/W 0 0 1 0 0 1 1 X R/W: Read: 1, Write: 0 (1) Write Protocol (R/W=0) 7 Slave Address S (2) Read Protocol (R/W=1) 7 Slave Address S 1 8 Data Byte A W 1 P 8 A W Master to Slave A 8 Data High Byte A Data Low Byte A P Slave to Master S: Start Condition P: Stop Condition A: Acknowledge W: Write R: Read Register Set (1) Measurement D7 Name MODE1 D6 D5 D4 MODE0 - GAIN1 11:Active D3 D2 GAIN0 INTEG1 00 D0 INTEG0 MANUAL 00: x0.25 00: 12.5ms 0: Start 01: x1 01: 100ms 1: Stop 10: x2 10: 200ms 11: x8 Default D1 11: Manual 1 0 1 10 0 (2) Sleep mode Name D7 D6 D5 D4 D3 D2 D1 D0 MODE1 MODE0 - - - - - - 00:Sleep x x x x x x 00 x x x x x x Default (3) Setting Sensitivity Name D7 D6 D5 D4 D3 D2 D1 D0 MODE1 MODE0 ADJ5 ADJ4 ADJ3 ADJ2 ADJ1 ADJ0 0: Minus ADJ4 ADJ3 ADJ2 ADJ1 ADJ0 0 0 0 0 0 10:Setting 1: Plus Default 00 0 No.A2079-5/8 LV0104CS Bits D5 to D0 ADJD ADJ4 ADJ3 ADJ2 ADJ1 ADJ0 0 0 0 0 0 1 · · · · · · · · · · · · 0 0 1 0 1 0 · · · · · · · · · · · · 1 0 0 1 1 0 · · · · · · · · · · · · 1 0 0 0 0 1 Description 66.7% 95.2% 108.3% 150% <Width of sensitivity adjustment> 66.7% to150% (ADJ5 to ADJ0=000001=66.7%, ADJ5 to ADJ0 = 100001 = 150%) <Sensitivity Calculation> • Decreasing Sensitivity (ADJ5=0) Sn=16*ADJ4 + 8*ADJ3 + 4*ADJ2 + 2*ADJ1 + ADJ0 S=2*Sn / (2*Sn+1) (Example) ADJ5 to ADJ0 = 001010, Sn=8+2=10, S=20/21=0.952. The sensitivity is 95.2% • Increasing Sensitivity (ADJ5=1) Sn =16*ADJ4 + 8*ADJ3 + 4*ADJ2 + 2*ADJ1 + ADJ0 S=(2*Sn+1) / 2*Sn (Example) ADJ5 to ADJ0=100110, Sn=4+2=6, S=13/12=1.083. The sensitivity is 108.3%. (4) Read data Measurement result is registered to ADC channel data registers (DH,DL) in below format. D15 DH (Data Higher byte) DL (Data Lower byte) D14 15 D13 D12 DH3(2 ) DH2(2 ) DH1(2 ) DH0(28) D7 D6 D5 D4 D3 D2 D1 D0 DL7(2 ) DL6(2 ) DL5(2 ) DL4(2 ) 3 DL3(2 ) 10 D8 DH4(2 ) 4 11 D9 DH5(2 ) 5 12 D10 DH6(2 ) 6 13 D11 DH7(2 ) 7 14 2 DL2(2 ) 9 1 DL1(2 ) DL0(20) • Lux calculation (Example) DH = “0010_0100” (DH5, DH2 = 1) DL = “1000_0001” (DL7, DL0 = 1) 213(8192) + 210(1024) + 27(128) + 20(1) = 9345[lx] No.A2079-6/8 LV0104CS Supply current - Supply voltage 80 Supply current - Supply voltage (Ex=0lx) 0.3 Supply current, IDD2 - μA Supply current, IDD1 - μA 0.25 60 40 20 0.2 0.15 0.1 0.05 0 2 2.5 3 3.5 0 2 4 Supply voltage, VDD - V 80 x2 0.8 3.5 4 Supply current - Temperature (VDD=2.5V) 70 x8 x1 x0.25 Supply current, IDD1 - μA Normalized responsivity 1.0 3 Supply voltage, VDD - V Output - Supply voltage (@1000lx) 1.2 2.5 0.6 0.4 60 50 40 30 20 0.2 10 0 2 2.5 3 3.5 0 -50 4 Output - Temperature (VDD=2.5V) 1.4 -25 0 25 50 75 100 Temperature - °C Supply voltage, VDD - V Output - Illuminance (VDD = 2.5V) 100000 10000 x2 1.0 x8 x8 x2 0.8 Output - counts Normalized responsivity 1.2 x0.25 x1 0.6 x1 1000 x0.25 100 0.4 10 0.2 0 -50 -25 0 25 50 75 1 100 1 10 100 Temperature - °C Gain x1 1.6 1000 10000 100000 Illuminance - lx Angure response (Fluorescent light @1000lx, VDD = 2.5V) 1.2 1.4 Normalized responsivity 1.2 1.0 0.8 0.6 0.8 0.6 0.4 0.4 0.2 100.. 100.. 100.. 101.. 110.. 000.. 010.. 001.. 000.. 0 000.. 0.2 000.. Normalized responsivity 1.0 0 -90 -60 -30 0 30 60 90 Incident light angle (degree) No.A2079-7/8 LV0104CS SANYO Semiconductor Co.,Ltd. assumes no responsibility for equipment failures that result from using products at values that exceed, even momentarily, rated values (such as maximum ratings, operating condition ranges, or other parameters) listed in products specifications of any and all SANYO Semiconductor Co.,Ltd. products described or contained herein. Regarding monolithic semiconductors, if you should intend to use this IC continuously under high temperature, high current, high voltage, or drastic temperature change, even if it is used within the range of absolute maximum ratings or operating conditions, there is a possibility of decrease reliability. Please contact us for a confirmation. SANYO Semiconductor Co.,Ltd. strives to supply high-quality high-reliability products, however, any and all semiconductor products fail or malfunction with some probability. It is possible that these probabilistic failures or malfunction could give rise to accidents or events that could endanger human lives, trouble that could give rise to smoke or fire, or accidents that could cause damage to other property. When designing equipment, adopt safety measures so that these kinds of accidents or events cannot occur. Such measures include but are not limited to protective circuits and error prevention circuits for safe design, redundant design, and structural design. In the event that any or all SANYO Semiconductor Co.,Ltd. products described or contained herein are controlled under any of applicable local export control laws and regulations, such products may require the export license from the authorities concerned in accordance with the above law. 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SANYO Semiconductor Co.,Ltd. shall not be liable for any claim or suits with regard to a third party's intellectual property rights which has resulted from the use of the technical information and products mentioned above. This catalog provides information as of Jun, 2012. Specifications and information herein are subject to change without notice. No.A2079-8/8