Multitech MT5600SMI-32 Especificações descarregar pdf (Página 98)

Chapter 5 – SocketModem (MT2456SMI-22)

Multi-Tech Systems, Inc. Universal Socket Hardware Guide for Developers (S000342I) 98

Electrical Characteristics

3.3V Serial SocketModem

3.3VDC Characteristics (VDD = 3.3V ± 0.3V) VDDMAX = 3.6V

Inputs Input High Input Low

–

DTR (40),

–

TXD (35),

–

RTS (33),

–

RESET (24) Min 2.0V Max 0.8V

Outputs Output High Output Low

–

DCD (39),

–

CTS (38),

–

DSR (37),

–

RI (36),

–

RXD (34)

2mA, Z

INT

= 120 Ω

Min 2.4V Max 0.4V

Digital Input Capacitance 50pF

5V Serial SocketModem

5VDC Characteristics (VDD = 5V ± 0.25V) VDDMAX = 5.25V