Cypress CapSense CY8C20396 - Manual (Page 21)

CY8C20x36/46/66, CY8C20396
Document Number: 001-12696 Rev. *D Page 21 of 34
DC POR and LVD Specifications
The following table lists guaranteed maximum and minimum specifications for the entire voltage and temperature ranges.
DC Programming Specifications
The following table lists guaranteed maximum and minimum specifications for the entire voltage and temperature ranges.
Table 21. DC POR and LVD Specifications
Symbol Description Conditions Min Typ Max Units
V
PPOR0
V
PPOR1
V
PPOR2
V
PPOR3
Vdd Value for PPOR Trip
PORLEV[1:0] = 00b, HPOR = 0
PORLEV[1:0] = 00b, HPOR = 1
PORLEV[1:0] = 01b, HPOR = 1
PORLEV[1:0] = 10b, HPOR = 1 Vdd must be greater than or equal to
1.71V during startup, reset from the XRES
pin, or reset from watchdog.
1.61
–
1.66
2.36
2.60
2.82 1.71
2.41
2.66
2.95 V
V
V
V
V
LVD0
V
LVD1
V
LVD2
V
LVD3
V
LVD4
V
LVD5
V
LVD6
V
LVD7
Vdd Value for LVD Trip
VM[2:0] = 000b
VM[2:0] = 001b
VM[2:0] = 010b
VM[2:0] = 011b
VM[2:0] = 100b
VM[2:0] = 101b
VM[2:0] = 110b
VM[2:0] = 111b
2.40
[6]
2.64 [7]
2.85
[8]
2.95
3.06
1.84
1.75 [9]
4.62
2.45
2.71
2.92
3.02
3.13
1.90
1.80
4.73 2.51
2.78
2.99
3.09
3.20
2.32
1.84
4.83 V
V
V
V
V
V
V
V
Notes
6. Always greater than 50 mV above V
PPOR1
voltage for falling supply.
7. Always greater than 50 mV above V
PPOR2
voltage for falling supply.
8. Always greater than 50 mV above V
PPOR3
voltage for falling supply.
9. Always greater than 50 mV above V
PPOR0
voltage for falling supply.
Table 22. DC Programming Specifications
Symbol Description Conditions Min Typ Max Units
Vdd
IWRITE
Supply Voltage for Flash Write
Operations 1.71 – – V
I
DDP
Supply Current During
Programming or Verify – 5 25 mA
V
ILP
Input Low Voltage During
Programming or Verify See the appropriate DC General Purpose
IO Specifications on page 18
– – V
IL
V
V
IHP
Input High Voltage During
Programming or Verify See appropriate DC General Purpose IO
Specifications on page 18 table on pages
15 or 16
V
IH
– – V
I
ILP
Input Current when Applying Vilp
to P1[0] or P1[1] During
Programming or Verify Driving internal pull down resistor – – 0.2 mA
I
IHP
Input Current when Applying Vihp
to P1[0] or P1[1] During
Programming or Verify Driving internal pull down resistor – – 1.5 mA
V
OLP
Output Low Voltage During
Programming or Verify – – Vss + 0.75 V
V
OHP
Output High Voltage During
Programming or Verify See appropriate DC General Purpose IO
Specifications on page 18 table on page
16. For Vdd > 3V use V
OH4
in Table 13 on
page 17.
V
OH
– Vdd V
Flash
ENPB
Flash Write Endurance Erase/write cycles per block 50,000 – – -
Flash
DR
Flash Data Retention Following maximum Flash write cycles;
ambient temperature of 55°C 10 20 – Years
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