Datasheet

DRAFT
1383
SAM3X / SAM3A [DATASHEET]
Atmel-11057C-ATARM-SAM3X-SAM3A-Datasheet_23-Mar-15
Figure 45-2. VDDUTMI Supply Monitor
Table 45-6. Threshold Selection
Digital Code Threshold Min (V) Threshold Typ (V) Threshold Max (V)
0000 1.881 1.9 1.919
0001 1.980 2.0 2.020
0010 2.079 2.1 2.121
0011 2.178 2.2 2.222
0100 2.277 2.3 2.323
0101 2.376 2.4 2.424
0110 2.475 2.5 2.525
0111 2.574 2.6 2.626
1000 2.673 2.7 2.727
1001 2.772 2.8 2.828
1010 2.871 2.9 2.929
1011 2.970 3.0 3.030
1100 3.069 3.1 3.131
1101 3.168 3.2 3.232
1110 3.267 3.3 3.333
1111 3.366 3.4 3.434
Table 45-7. Backup Power Supply Zero-Power-on Reset Characteristics
Symbol Parameter Conditions Min Typ Max Unit
V
T+
Threshold Voltage Rising At startup 1.50 1.55 1.60 V
V
T-
Threshold Voltage Falling 1.40 1.45 1.50 V
t
RST
Reset Period 40 90 150 µs
V
T
V
T
+
V
hys
VDDIO
Reset