Multitech MT5600SMI Dokumentacja Pobierz pdf (Strona 84)

Chapter 4 – SocketModem (MT2456SMI-22)

Multi-Tech Systems, Inc. Universal Socket Hardware Guide for Developers (S000342C) 84

Electrical Characteristics

3.3 V and 5 V Serial SocketModem

3.3 V DC Characteristics (TA = 0°C to 70°C; VDD = 3.3 V ± 0.3 V) VDDMAX = 3.6 V

5 V DC Characteristics (TA = 0°C to 50°C; VDD = 5 V ± 0.25 V)

VDDMAX = 5.25 V

Inputs Input High Input Low

–DTR (40), –TXD (35), –RTS (33), –RESET (24) Min 2.0 V Max 0.8 V

Outputs Output High Output Low

–DCD (39), –CTS (38), –DSR (37), –RI (36), –RXD (34)

2mA, Z

INT

= 120 Ω

Min 2.4 V Max 0.4 V

Digital Input Capacitance

50pF

1 2 ... 79 80 81 82 83 84 85 86 87 88 89 ... 137 138

Brak uwag

Multitech MT5600SMI Dokumentacja Strona 84