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R7FA6T2AB3CFP bảng dữ liệu(PDF) 58 Page - Renesas Technology Corp |
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R7FA6T2AB3CFP bảng dữ liệu(HTML) 58 Page - Renesas Technology Corp |
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58 / 93 page ![]() Table 2.32 IIC timing (2) Setting of the SCL0_A, SDA0_A pins are not required with the Port Drive Capability bit in the PmnPFS register. Parameter Symbol Min Max Unit Test conditions IIC (Hs-mode) BFCTL.HSME = 1 SCL input cycle time tSCL 10 (12) × tIICcyc + 80 — ns Figure 2.48 SCL input high pulse width tSCLH 5 (6) × tIICcyc — ns SCL input low pulse width tSCLL 5 (6) × tIICcyc — ns SCL rise time Cb = 400pF tSrCL — 80 ns Cb = 100pF — 40 ns SDA rise time Cb = 400pF tSrDA — 160 ns Cb = 100pF — 80 ns SCL fall time Cb = 400pF tSfCL — 80 ns Cb = 100pF — 40 ns SDA fall time Cb = 400pF tSfDA — 160 ns Cb = 100pF — 80 ns SCL, SDA input spike pulse removal time tSP 0 1 (1) × tIICcyc ns Repeated START condition input setup time tSTAS 40 — ns STOP condition input setup time tSTOS 40 — ns Data input setup time tSDAS 10 — ns Data input hold time Cb = 400pF tSDAH 0 150 ns Cb = 100pF 0 70 ns SCL, SDA capacitive load Cb*1 — 400 pF Note: tIICcyc: IIC internal reference clock (IICφ) cycle. Note: Values in parentheses apply when INCTL.DNFS[3:0] is set to 0011b while the digital filter is enabled with INCTL.DNFE set to 1. Note: Targets are SCL0_A and SDA0_A. Note 1. Cb indicates the total capacity of the bus line. SDA0_A SCL0_A Sr tSfDA tSrDA tSTAS tSDAH tSDAS tSTOS tSfCL tSCLH tSCLH tSCLL tSCLL tSrCL 0.3 × VCC = MCS current source pull-up = Rp resistor pull-up Sr P 0.7 × VCC 0.3 × VCC 0.7 × VCC Figure 2.48 I2C bus interface input/output timing (Hs-mode) RA6T2 Datasheet 2. Electrical Characteristics R01DS0400EJ0120 Rev.1.20 Mar 31, 2022 Page 58 of 93 |
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