Quad H-Bridge Micro Step 2 Motor Driver with I C Interface Bi-CMOS LSI LV8414CS Overview The LV8414CS is a motor driver that is available for the PWM www.onsemi.com constantcurrent control micro step drive of dual stepper motor. Miniaturization using the wafer level package (WLCSP) makes the IC ideally suited for driving the stepping motors used to control the lenses in digital still cameras, cell phone camera modules and other such devices. Feature WLCSP32, 2.47x2.47 CASE 567GT Builtin 256division Micro Step Drive Circuit for Dual Stepper Motor Excitation Step Proceeds Only by Step Signal Input MARKING DIAGRAM Peak Excitation Current Switchable to One of 16 Levels 2 Serial Data Control using I C Interface A1 Builtin Thermal Protection Circuit Low Supply Voltage Protection Circuit Incorporated LV8414 YMAZZ Onchip Photo Sensor Drive Transistors Onchip Schmitt Buffer (Top View) Typical Applications LV8414 = Specific Device Code Tablet YM = Production Date Code Digital Still Camera AZZ = Assembly Lot Code Feature Phone Smartphone ORDERING INFORMATION See detailed ordering and shipping information on page 39 of this data sheet. Semiconductor Components Industries, LLC, 2015 1 Publication Order Number: May, 2020 Rev. 4 LV8414CS/DLV8414CS SPECIFICATIONS ABSOLUTE MAXIMUM RATINGS at T = 25C A Parameter Symbol Conditions Ratings Unit Maximum supply voltage 1 V max 6.0 V M Maximum supply voltage 2 V max 6.0 V CC Output peak current I peak ch1 to 4 600 mA O t 10ms, ONduty 20% Continuous output current 1 I max1 ch1 to 4 400 mA O Continuous output current 2 I max2 PI 30 mA O Allowable power dissipation Pd max *Mounted on a specified board 1.0 W Operating temperature Topr 30 to +85 C Storage temperature Tstg 55 to +150 C Stresses exceeding those listed in the Maximum Ratings table may damage the device. If any of these limits are exceeded, device functionality should not be assumed, damage may occur and reliability may be affected. *Specified circuit board: 40 mm 50 mm 0.8 mm, glass epoxy fourlayer board. RECOMMENDED OPERATING CONDITIONS at T = 25C A Parameter Symbol Conditions Ratings Unit Operating supply voltage range1 V op 2.5 to 5.5 V M Operating supply voltage range2 V op 2.5 to 5.5 V CC Logic input voltage V 0 to V +0.3 V IN CC CLK input frequency FIN CLK1 to 2 0 to 100 kHz Functional operation above the stresses listed in the Recommended Operating Ranges is not implied. Extended exposure to stresses beyond the Recommended Operating Ranges limits may affect device reliability. ELECTRICAL CHARACTERISTICS at T = 25C, V = 5.0 V, V = 3.3 V A M CC Ratings Min Typ Max Parameter Symbol Conditions Unit Standby mode current drain Istn ENA = L 1.0 A VM current drain I ENA = H, IM1 + IM2, with no load 50 100 200 A M V current drain I ENA = H 0.75 1.5 3.0 mA CC CC V lowvoltage cutoff voltage VthV 2.0 2.25 2.5 V CC CC Lowvoltage hysteresis voltage VthHYS 100 150 200 mV Thermal shutdown temperature TSD Design guarantee value * 160 180 200 C Thermal hysteresis width TSD Design guarantee value * 10 30 50 C MICROSTEP DRIVER Logic pin internal pulldown resistance Rin ENA, CLK1 to 2, FR1 to 2 50 100 200 k Logic pin input current IinL V = 0, ENA, CLK1 to 2, FR1 to 2 1.0 A IN IinH V = 3.3 V, ENA, CLK1 to 2, FR1 to 2 16.5 33 66 A IN Logic highlevel voltage VinH ENA, SCL, SDA, CLK1 to 2, FR1 to 2 0.6V V CC Logic lowlevel voltage VinL ENA, SCL, SDA, CLK1 to 2, FR1 to 2 0.2V V CC www.onsemi.com 2