Datasheet

MTCH101
DS41664A-page 8 Preliminay  2012 Microchip Technology Inc.
6.0 INTERFACE WITH THE HOST
The MTO pin can be considered as an open drain
output. A pull-up resistor (usually 3.3k~10 k
) is
needed to interface with a host. The pull-up voltage can
be any voltage lower than VDD. This allows a simple
interface with a lower V
DD host device (see Figure 6-1).
FIGURE 6-1: INTERFACE WITH THE
HOST
MTO
R
Host
Digital
Input
10k