TC1796 Datasheet, PDF (109/134 Pages) Infineon Technologies AG – 32-Bit Single-Chip Microcontroller TriCore

TC1796
4.3.4 Power, Pad and Reset Timing
Electrical Parameters
Table 23 Power, Pad and Reset Timing Parameters
Parameter
Symbol
Min.
Values
Unit Note /
Typ. Max.
Test Con
dition
Min. V_DDP voltage to ensure
defined pad states¹⁾
V_DDPPA CC 0.6
Oscillator start-up time²⁾
t_OSCS CC –
Minimum PORST active time t_POA
after power supplies are stable
at operating levels
SR 10
––
V–
– 10 ms –
––
ms –
HDRST pulse width
t_HD CC 1024
–
–
clock
cycles³⁾⁶⁾
f_SYS –
PORST rise time
Setup time to PORST rising
edge⁴⁾
t_POR
t_POS
SR –
SR 0
– 50 ms –
––
ns –
Hold time from PORST rising t_POH SR 100
edge⁴⁾
––
ns –
Setup time to HDRST rising t_HDS SR 0
edge⁵⁾
––
ns –
Hold time from HDRST rising t_HDH SR 100 + –
edge⁵⁾
(2 × 1/
f_SYS)⁶⁾
Ports inactive after PORST t_PIP CC –
–
reset active⁷⁾⁸⁾
–
ns –
150 ns –
Ports inactive after HDRST t_PI CC –
reset active
Minimum V_DDP PORST
activation threshold⁹⁾
V_PORST3.3 –
SR
– 150 + ns –
5 × 1/
f_SYS
– 2.9 V –
Minimum V_DD PORST
activation threshold⁹⁾
Power on Reset Boot Time⁹⁾
Hardware/Software Reset
Boot Time at f_CPU=150MHz¹⁰⁾
V_PORST1.5 –
SR
t_BP CC –
t_B
CC 150
– 1.32 V –
–2
ms –
– 350 µs –
Data Sheet
109
V1.0, 2008-04