BECKHOFF ET1200 - Manual (Page 59)

Electrical Specifications and Timings
Slave Controller – ET1200 Hardware Description III-49
10 Electrical Specifications and Timings
10.1 Absolute Maximum Ratings
Table 48: Absolute Maximum Ratings
Symbol Parameter Condition Min Max Units
V
CC
-V
SS
Supply voltage for
internal LDO -0.3 5.5 V
I
CC
Supply current Internal LDOs used for V
CC I/O
and
V
CC Core
110 mA
I
CC I/O
Supply current V
CC I/O
sourced externally, LDO
used for V
CC Core
60 mA
I
CC Core
Supply current V
CC I/O
and V
CC Core
sourced
externally
100 mA
V
ESC
ESD protection Human body model, according to
MIL-STD-883E-3015.7 Class 1 2 kV
I
DC_ESD
Permanent current into
ESD protection diodes Only in case of forward biased
ESD diodes. Input voltage above
V
CCI/O
or below V
SS
2 mA
NOTE: Supply current does not include output driver current for PDIs and LEDs.
10.2 Electrical Characteristics
Table 49: Operating Conditions
Symbol Parameter Min Typ Max Units
V
CC
Power supply 3.0 5.0 5.5 V
V
CC I/O
I/O power supply 3.0 3.3 5.5 V
V
CC Core
Logic power supply 2.25 2.5 2.75 V
V
CC PLL
PLL power supply 2.25 2.5 2.75 V
V
CC I/O Ext
External I/O power supply 3.3 3.3 5.5 V
V
CC Core Ext
External logic power supply 2.5 2.5 2.75 V
V
CC PLL Ext
External PLL power supply 2.5 2.5 2.75 V

A
Ambient temperature -40 85 °C