Power-Up
Delay(2) |
tPU |
To Crypto
Device |
100 |
— |
— |
µs |
Minimum time between
VCC > VCC min prior to start of
tWLO. |
Wake Low
Duration |
tWLO |
To Crypto
Device |
60 |
— |
— |
µs |
|
Wake High Delay to Data
Comm |
tWHI |
To Crypto
Device |
1500 |
— |
— |
µs |
SDA should be stable
high for this entire duration unless polling is implemented. SelfTest is not
enabled at power-up. |
Wake High Delay when
SelfTest is Enabled |
tWHIST |
To Crypto Device |
20 |
— |
— |
ms |
SDA should be stable high
for this entire duration unless polling is implemented. |
High-Side Glitch Filter
at Active |
tHIGNORE_A |
To Crypto
Device |
45(1) |
— |
— |
ns |
Pulses shorter than
this in width will be ignored by the device, regardless of its state when
active. |
Low-Side Glitch Filter
at Active |
tLIGNORE_A |
To Crypto
Device |
45(1) |
— |
— |
ns |
Pulses shorter than
this in width will be ignored by the device, regardless of its state when
active. |
Low-Side Glitch Filter
at Sleep |
tLIGNORE_S |
To Crypto
Device |
15(1) |
— |
— |
µs |
Pulses shorter than
this in width will be ignored by the device when in Sleep mode. |
Watchdog
Time-out |
tWATCHDOG |
To Crypto
Device |
0.7 |
1.3 |
1.7 |
s |
Time from wake until
device is forced into Sleep mode if Config.ChipMode[2] is 0. |