TSL257 − Parameter Measurement Information Parameter Measurement InformationFigure 9: Switching TimesVDDEePulse2GeneratorInputLEDï3tr(see Note 1)tfOutput+90%R90%TSL257L1Output10%10%(see Note 2)TEST CIRCUITVOLTAGE WAVEFORMNote(s): 1. The input irradiance is supplied by a pulsed InGaN light-emitting diode with the following characteristics: λp = 470nm, tr < 1μs, tf < 1μs. 2. The output waveform is monitored on an oscilloscope with the following characteristics: tr < 100ns, Zi ≥ 1MΩ, Ci ≤ 20pF. Page 8ams Datasheet Document Feedback [v1-01] 2018-May-04 Document Outline General Description Key Benefits & Features Functional Block Diagram Pin Assignment Absolute Maximum Ratings Electrical Characteristics Operating Conditions Parameter Measurement Information Typical Operating Characteristics Package Mechanical Data Plastic Single-In-Line Side-Looker Package Ordering & Contact Information RoHS Compliant & ams Green Statement Copyrights & Disclaimer Document Status Revision Information Content Guide