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R5F572TFGDFP Scheda tecnica(PDF) 156 Page - Renesas Technology Corp |
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R5F572TFGDFP Scheda tecnica(HTML) 156 Page - Renesas Technology Corp |
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156 / 176 page ![]() R01DS0331EJ0100 Rev.1.00 Page 156 of 176 Feb 08, 2019 RX72T Group 5. Electrical Characteristics 5.5 USB Characteristics Figure 5.55 DP and DM Output Timing (Low Speed) Figure 5.56 Test Circuit (Low Speed) Table 5.39 On-Chip USB Low Speed (Host Only) Characteristics (DP and DM Pin Characteristics) Conditions: VCC = 2.7 to 5.5 V, VCC_USB = 3.0 to 3.6 V, AVCC0 = AVCC1 = AVCC2 = 3.0 to 5.5V, VSS = VSS_USB = AVSS0 = AVSS1 = AVSS2 = 0 V, Ta = Topr, UCLK = 48 MHz, PCLKA = 8 to 120 MHz, PCLKB = 8 to 60 MHz Item Symbol Min. Max. Unit Test Conditions Input characteristics Input high-level voltage VIH 2.0 — V Input low-level voltage VIL —0.8 V Differential input sensitivity VDI 0.2 — V | DP – DM | Differential common mode range VCM 0.8 2.5 V Output characteristics Output high-level voltage VOH 2.8 3.6 V IOH = –200 μA Output low-level voltage VOL 0.0 0.3 V IOL = 2 mA Cross-over voltage VCRS 1.3 2.0 V Figure 5.55 Rise time tLR 75 300 ns Fall time tLF 75 300 ns Rise/fall time ratio tLR / tLF 80 125 % tLR/ tLF Pull-down characteristics DP/DM pull-down resistance (when the host controller function is selected) Rpd 14.25 24.80 kΩ DP, DM tLF tLR 90% 10% 10% 90% VCRS Observation point 200 pF to 600 pF dp dm 200 pF to 600 pF 1.5 k 3.6 V 22 22 |
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