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M32C/8A датащи(PDF) 323 Page - Renesas Technology Corp |
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M32C/8A датащи(HTML) 323 Page - Renesas Technology Corp |
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323 / 372 page ![]() M32C/8A Group 23. Electrical Characteristics Rev.1.00 Jul 15, 2007 Page 306 of 352 REJ09B0385-0100 Table 23.10 Voltage Detection Circuit Electrical Characteristics (VCC1 = VCC2 = 3.0 to 5.5 V, VSS = 0 V, Topr = 25 °C unless otherwise specified) NOTES: 1. Vdet4 > Vdet3 2. Vdet3r > Vdet3 is not guaranteed. Table 23.11 Power Supply Timing Characteristics NOTE: 1. When VCC1= 5 V Figure 23.1 Power Supply Timing Diagram Symbol Parameter Standard Unit Min. Typ. Max. Vdet4 Vdet4 detection voltage VCC1 = 3.0 V to 5.5 V 3.3 3.8 4.4 V Vdet3 Vdet3 detection voltage 3.0 V Vdet3s Hardware reset 2 hold voltage 2.0 V Vdet3r Hardware reset 2 release voltage 3.1 V Symbol Parameter Measurement Condition Standard Unit Min. Typ. Max. td(P-R) Wait time to stabilize internal supply voltage when power-on VCC1 = 3.0 to 5.5 V 2 ms td(S-R) Wait time to release hardware reset 2 VCC1 = Vdet3r to 5.5 V 6(1) 20 ms td(E-A) Start-up time for Vdet3 and Vdet4 detection circuit VCC1 = 3.0 to 5.5 V 20 μs td(P-R) VCC1 CPU clock Recommended operating voltage td(P-R) Wait time to stabilize internal supply voltage when power-on td(S-R) VCC1 CPU clock Vdet3r td(S-R) Wait time to release hardware reset 2 td(E-A) td(E-A) Start-up time for Vdet3 and Vdet4 detection circuit VC26, VC27 Vdet3 and Vdet4 detection circuit Stop Operating VCC1 = VCC2 = 5V |
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