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LP5860RKPR Datasheet(PDF) 8 Page - Texas Instruments |
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LP5860RKPR Datasheet(HTML) 8 Page - Texas Instruments |
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8 / 71 page  VCC = 3.3V, VLED = 5V, VIO = 1.8V and TA = –40°C to +85°C; Typical values are at TA = 25°C (unless otherwise specified) PARAMETER TEST CONDITIONS MIN TYP MAX UNIT VLOGIC_IL Low-level input voltage, SDA, SCL, SCLK, MOSI, SS, ADDRx, VSYNC, IFS 0.3 x VIO V VLOGIC_IH High-level input voltage, SDA, SCL, SCLK, MOSI, SS, ADDRx, VSYNC, IFS 0.7 x VIO V VEN_IL Low-level input voltage of EN 0.4 V VEN_IH High-level input voltage of EN When VCAP powered up 1.4 V ILOGIC_I Input current, SDA, SCL, SCLK, MOSI, SS, ADDRx –1 1 µA VLOGIC_O L Low-level output voltage, SDA, MISO IPULLUP = 3 mA 0.4 V VLOGIC_O H High-level output voltage, MISO IPULLUP = –3 mA 0.7 x VIO V Protection Circuits VLOD_TH Thershold for channel open detection 0.25 V VLSD_TH Thershold for channel short detection VLED – 1 V TTSD Thermal-shutdown junction temperature 150 °C THYS Thermal shutdown temperature hysteresis 15 °C 7.6 Timing Requirements MIN NOM MAX UNIT MISC. Timming Requirements fOSC Internal oscillator frequency 31.2 MHz fOSC _ERR Device to device oscillator frequency error –3% 3% tPOR_H Wait time from UVLO disactive to device NORMAL 500 µs tCHIP_EN Wait time from setting Chip_EN (Register) =1 to device NORMAL 100 µs tRISE LED output rise time 10 ns tFALL LED output fall time 15 ns tVSYNC_H The minimum high-level pulse width of VSYNC 200 µs SPI timing requirements fSCLK SPI Clock frequency 12 MHz 1 Cycle time 83.3 ns 2 SS active lead-time 50 ns 3 SS active leg time 50 ns 4 SS inactive time 50 ns 5 SCLK low time 36 ns 6 SCLK high time 36 ns 7 MOSI set-up time 20 ns 8 MOSI hold time 20 ns 9 MISO disable time 30 ns 10 MISO data valid time 35 ns Cb Bus capacitance 5 40 pF I2C fast mode timing requirements fSCL I2C clock frequency 0 400 KHz 1 Hold time (repeated) START condition 600 ns 2 Clock low time 1300 ns 3 Clock high time 600 ns LP5861T SNVSCE4 – MAY 2023 www.ti.com 8 Submit Document Feedback Copyright © 2023 Texas Instruments Incorporated Product Folder Links: LP5861T |
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