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SX8663 데이터시트(PDF) 9 Page - Semtech Corporation |
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SX8663 데이터시트(HTML) 9 Page - Semtech Corporation |
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9 / 64 page ![]() ADVANCED COMMUNICATIONS & SENSING Rev5 4 th August 2011 © 2011 Semtech Corp. www.semtech.com 9 SX8663 Capacitive Button Matrix (up to 36) and Proximity Controller with Individual LED Drivers and Buzzer Output Parameter Symbol Conditions Min. Typ. Max. Unit I2C Timing Specifications (i) SCL clock frequency fSCL 400 KHz SCL low period tLOW 1.3 us SCL high period tHIGH 0.6 us Data setup time tSU;DAT 100 ns Data hold time tHD;DAT 0 ns Repeated start setup time tSU;STA 0.6 us Start condition hold time tHD;STA 0.6 us Stop condition setup time tSU;STO 0.6 us Bus free time between stop and start tBUF 500 us Input glitch suppression tSP 50 ns Table 6 I2C Timing Specification Notes: (i) All timing specifications, Figure 4 and Figure 5, refer to voltage levels (VIL, VIH, VOL) defined in Table 5. The interface complies with slave F/S mode as described by NXP: “I2C-bus specification, Rev. 03 - 19 June 2007” Figure 4 I2C Start and Stop timing Figure 5 I2C Data timing |
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