Table 1 Power-On Circuit Performance Specifications - Nokia RH-109 Service Manual

Parameter
t
Power-on event to first regulator enable
reg1
t
Delay between regulator turn-ons
reg
t Regulator settling time
settle
t Last regulator on to PON_RESET_N = H
reset1
t
PS_HOLD timeout
pshold
t
PON_RESET_N = L to first regulator off
reset0
t
Delay between regulator turn-offs
off
Page 3-14
Figure 2 High-level power sequences timing diagram

Table 1 Power-on circuit performance specifications

Comments
4
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BB Troublesh0oting and Manual Tuning Guide
Min
0
3
4
10
133
6.67
1.6
5
RH-109
Typ Max Units
6 10 ms
0.122 ms
0.122 ms
20 30 ms
200 300 ms
10 15 ms
2 2.4 ms
Issue 1