TABLE 5. DIGITAL INPUT/OUTPUT CHARACTERISTICS TA = 25°C, 1.8 V < VDD < 3.3 V, unless otherwise noted. PARAMETER CONDITIONS MIN TYP MAX UNITS NOTES Input Voltage High (VIH) 0.65 x VDD V Input Voltage Low (VIL) 0.35 x VDD V Output Voltage High (VOH) ILOAD = 0.5 mA 0.7 x VDD VDD V Output Voltage Low (VOL) ILOAD = 0.5 mA 0 0.3 x VDD V Output DC Offset Percent of full scale 3 % Latency <30 µs TABLE 6. PDM DIGITAL INPUT/OUTPUT TA = 25°C, 1.8 V < VDD < 3.3 V, unless otherwise noted. PARAMETER CONDITIONS MIN TYP MAX UNITS NOTES MODE SWITCHING Sleep Time Time from fCLK falling <200 kHz 1 ms Wake‐Up Time High‐Performance & Standard modes, Sleep Mode to fCLK >1 MHz, output 20 ms within 0.5 dB of final sensitivity, power on Wake‐Up Time Low‐Power Mode, Sleep Mode to fCLK >400 kHz, output within 0.5 dB of final 20 ms sensitivity, power on Switching time Between Low‐Power and Standard 10 ms Modes Switching time Between Low‐Power and High‐ 10 ms Performance Modes INPUT tCLKIN Input clock period 208 2500 ns Sleep Mode 200 kHz Low‐Power Mode 400 800 kHz Clock Frequency (CLK) Standard Mode 1.0 3.3 MHz High‐Performance Mode 4.1 4.8 MHz f Clock Duty Cycle CLK <3.3 MHz 40 60 % fCLK >4.1 MHz 48 52 % tRISE CLK rise time (10% to 90% level) 25 ns 1 tFALL CLK fall time (90% to 10% level) 25 ns 1 OUTPUT DATA1 (right) driven after falling clock 50 t1OUTEN ns edge DATA1 (right) disabled after rising 5 40 t1OUTDIS ns clock edge DATA2 (left) driven after rising clock 50 t2OUTEN ns edge DATA2 (left) disabled after falling clock 5 40 t2OUTDIS ns edge Note 1: Guaranteed by design Page 6 of 22 Document Number: DS‐000357 Revision: 1.0