SAM7S256_14 Datasheet, PDF (571/775 Pages) ATMEL Corporation – ARM-based Flash MCU

Table 37-15. I/O Characteristics (Continued)
Symbol
Parameter
Conditions
Min
PulseminL_I02 Pin Group 2 ⁽²⁾ Low Level Pulse Width
3.3V domain ⁽⁴⁾
20
1.8V domain ⁽⁵⁾
36
FreqMax_I03
Pin Group 3 ⁽³⁾ frequency
3.3V domain ⁽⁴⁾
1.8V domain ⁽⁵⁾
PulseminH_I03 Pin Group 3 ⁽³⁾ High Level Pulse Width
3.3V domain ⁽⁴⁾
1.8V domain ⁽⁵⁾
16.6
45
PulseminL_I03 Pin Group 3 ⁽³⁾ Low Level Pulse Width
3.3V domain ⁽⁴⁾
1.8V domain ⁽⁵⁾
16.6
45
Notes: 1. Pin Group 1 = PA17 to PA20
2. Pin Group 2 = PA4 to PA16 and PA21 to PA31 (PA21 to PA31 are not present on SAM7S32)
3. Pin Group 3 = PA0 to PA3
4. 3.3V domain: V_VDDIO from 3.0V to 3.6V, maximum external capacitor = 40pF
5. 1.8V domain: V_VDDIO from 1.65V to 1.95V, maximum external capacitor = 20pF
Max
30
11
Units
ns
ns
MHz
MHz
ns
ns
ns
ns
SAM7S Series [DATASHEET]
6175M–ATARM–26-Oct-12
571