Manual

MAX6900
I
2
C-Compatible RTC in a TDFN
______________________________________________________________________________________ 15
**
****
**
** LAYER 2 LOCAL GROUND PLANE
CONNECT ONLY TO PIN 4
GROUND PLANE VIA
*
*
*
*
*
*
MAX6900
SM WATCH CRYSTAL
GROUND PLANE
VIA CONNECTION
* LAYER 1 TRACE
0.1µF
SM CAP
*
*
GUARD RING
GROUND PLANE
VIA CONNECTION
GROUND PLANE
VIA CONNECTION
V
CC
PLANE
VIA CONNECTION
*
Figure 11. Recommended Board Layout