LTC2991 ELECTRICAL CHARACTERISTICSThe l denotes the specifications which apply over the full operatingtemperature range, otherwise specifications are at TA = 25°C, VCC = 3.3V, unless otherwise noted. SYMBOLPARAMETERCONDITIONSMINTYPMAXUNITSI2C Timing (Note 2) fSCL(MAX) Maximum SCL Clock Frequency 400 kHz tLOW Minimum SCL Low Period 1.3 µs tHIGH Minimum SCL High Period 600 ns tBUF(MIN) Minimum Bus Free Time Between Stop/Start 1.3 µs Condition tHD, STA(MIN) Minimum Hold Time After (Repeated) Start 600 ns Condition tSU, STA(MIN) Minimum Repeated Start Condition Set-Up 600 ns Time tSU, STO(MIN) Minimum Stop Condition Set-Up Time 600 ns tHD, DATI(MIN) Minimum Data Hold Time Input 0 ns tHD, DATO(MIN) Minimum Data Hold Time Output 300 900 ns tSU, DAT(MIN) Minimum Data Set-Up Time Input 100 ns tSP(MAX) Maximum Suppressed Spike Pulse 50 250 ns Width CX SCL, SDA Input Capacitance 10 pF Note 1: Stresses beyond those listed under Absolute Maximum Ratings Note 3: Integral nonlinearity is defined as the deviation of a code from a may cause permanent damage to the device. Exposure to any Absolute straight line passing through the actual endpoints of the transfer curve. Maximum Rating condition for extended periods may affect device The deviation is measured from the center of the quantization band. reliability and lifetime. Note 2: Guaranteed by design and not subject to test. 2991ff 4 For more information www.linear.com/LTC2991 Document Outline Features Applications Description Typical Application Absolute Maximum Ratings Pin Configuration Order Information Electrical Characteristics Typical Performance Characteristics Pin Functions Functional Diagram Timing Diagram Operation Applications Information Typical Applications Package Description Revision History Typical Application Related Parts