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CYBLE-022001-00
Document Number: 001-95662 Rev. *N
Page 24 of 41
Voltage Monitors (LVD)
SWD Interface
Table 42. Voltage Monitor DC Specifications
Parameter
Description
Min
Typ
Max
Units
Details/Conditions
V
LVI1
LVI_A/D_SEL[3:0] = 0000b
1.71
1.75
1.79
V
–
V
LVI2
LVI_A/D_SEL[3:0] = 0001b
1.76
1.80
1.85
–
V
LVI3
LVI_A/D_SEL[3:0] = 0010b
1.85
1.90
1.95
–
V
LVI4
LVI_A/D_SEL[3:0] = 0011b
1.95
2.00
2.05
–
V
LVI5
LVI_A/D_SEL[3:0] = 0100b
2.05
2.10
2.15
–
V
LVI6
LVI_A/D_SEL[3:0] = 0101b
2.15
2.20
2.26
–
V
LVI7
LVI_A/D_SEL[3:0] = 0110b
2.24
2.30
2.36
–
V
LVI8
LVI_A/D_SEL[3:0] = 0111b
2.34
2.40
2.46
–
V
LVI9
LVI_A/D_SEL[3:0] = 1000b
2.44
2.50
2.56
–
V
LVI10
LVI_A/D_SEL[3:0] = 1001b
2.54
2.60
2.67
–
V
LVI11
LVI_A/D_SEL[3:0] = 1010b
2.63
2.70
2.77
–
V
LVI12
LVI_A/D_SEL[3:0] = 1011b
2.73
2.80
2.87
–
V
LVI13
LVI_A/D_SEL[3:0] = 1100b
2.83
2.90
2.97
–
V
LVI14
LVI_A/D_SEL[3:0] = 1101b
2.93
3.00
3.08
–
V
LVI15
LVI_A/D_SEL[3:0] = 1110b
3.12
3.20
3.28
–
V
LVI16
LVI_A/D_SEL[3:0] = 1111b
4.39
4.50
4.61
–
LVI_IDD
Block current
–
–
100
µA
–
Table 43. Voltage Monitor AC Specifications
Parameter
Description
Min
Typ
Max
Units
Details/Conditions
T
MONTRIP
Voltage monitor trip time
–
–
1
µs
–
Table 44. SWD Interface Specifications
Parameter
Description
Min
Typ
Max
Units
Details/Conditions
F_SWDCLK1
3.3 V
V
DD
5.5 V
–
–
14
MHz
SWDCLK
1/3 CPU clock frequency
F_SWDCLK2
1.71 V
V
DD
3.3 V
–
–
7
T_SWDI_SETUP T = 1/f SWDCLK
0.25 × T
–
–
ns
–
T_SWDI_HOLD
T = 1/f SWDCLK
0.25 × T
–
–
–
T_SWDO_VALID T = 1/f SWDCLK
–
–
0.5 × T
–
T_SWDO_HOLD T = 1/f SWDCLK
1
–
–
–