User's Manual

USER MANUA
L
V0.82
© 2010 EnOcean | www.enocean.com TCM 300 / 300C / 320 / 320C User Manual V0.82 | Page 12/43
TCM 300 / 300C / 320 / 320C
2 .3 Absolute m a xim um rat ings ( non operating)
Sym bol Pa ram e t er Min Max Unit s
VDD
Supply voltage at VDD
TCM 300
TCM 320 (limitation due to internal VDD-IOVDD connection)
-0.5
-0.5
5.5
3.6
V
V
IOVDD
Supply voltage for mixed signal sensor interface and serial
interface pins
-0.5 3.6 V
GND Ground connection 0 0 V
VINA Voltage at every analog input pin -0.5 2 V
VIND1
Voltage at RESET, and every digital input pin except WXI-
DIO/WXODIO
-0.5 3.6 V
VIND2 Voltage at WXIDIO / WXODIO input pin -0.5 2 V
2 .4 Ma x im um r a t ings ( operat ing)
Sym bol Pa ram e t er Min Max Unit s
VDD
Supply voltage at VDD
TCM 300
TCM 320
VOFF
VOFF
4.5
3.6
V
V
IOVDD Digital interface supply voltage (see also 2.2.1)
1.7 MIN
(3.6;
VDD)
V
GND Ground connection 0 0 V
VINA Voltage at every analog input pin 0 2.0 V
VIND1
Voltage at RESET, and every digital input pin except
WXIDIO / WXODIO
0 3.6 V
VIND2 Voltage at WXIDIO / WXODIO input pin 0 2.0 V
VDDR Ripple at VDD 50 mV
pp