ADP315PC87570 National Semiconductor, ADP315PC87570 Datasheet - Page 138

• Manufacturer Part Number: ADP315PC87570
• Description: Keyboard and Power Management Controller
• Manufacturer: National Semiconductor

19.4.2 Timing Tables
All output timings are guaranteed for 50 pF load, unless otherwise specified.
t
t
t
Symbol Figure
32KCLKIN
CLKINTwk
t
CLKINTst
t
CLKstab
t
SUPUP
t
t
t
t
t
t
t
WRST
t
t
t
RSTia
t
32KW
t
CLKw
EPLv
CLKh
32KD
IRST
CLKr
CLKf
CLKl
IPLv
CLK
19-25 Valid time: External
19-25 Internal power-on
19-25 Supply wake-up time
19-26 HMR width
19-26 HMR inactive
19-25 Valid time: Internal
19-5 Required clock period
19-6 CLK period
19-6 CLK high time
19-6 CLK low time
19-6 CLK rise time
19-6 CLK fall time
19-7 CLK wake-up time
19-7 t
19-7 t
19-7 t
19-5 32K oscillator
19-6 CLK delay time
pull-up and pull-down
resistors
reset time
to 95% V
pull-up and pull-down
resistors
for 32KCLKIN. See
Section 6-2 on
page 65.
wake-up time
CLK
CLK
CLK
Description
period
period
stabilization time After wake-up from
CC
5
5
Before end of 16th
clock cycle of CLK
Power stable to end
of 16th clock cycle of
CLK
After V
HMR RE to HMR FE
After HMR FE
Before end of 16th
clock cycle of CLK
From RE to RE of
32KCLKIN.
30.517578
At 2.0V (both edges)
At 2.0V (both edges)
At 0.8V (both edges)
0.8V to 2.0V
2.0V to 0.8V
From wake-up event
till CLK starts toggling
Active mode in
steady state
After wake-up from
Idle
Idle
After V
After V
t
32NOM
Table 19-9. Output Signals
Conditions
Reference
CC
BAT
CC
Device Specifications
RESET Output Signals
=
Clock Output Signals
RESET Input Signals
>V
Clock Input Signal
>V
> V
BIU Input Signals
CCON
LOWBAT
s
CCON
138
16
t
30.5145 s
0.5
0.5
t
t
CLK
CLKINTnom
CLKINTnom
16
(t
100ppm)
*
6
3
100 ns
32NOM
0.99
t
0.9
5 ns
5 ns
CLK
Min
*
*
*
*
ms
*
V
+ 5 ns
t
t
t
t
CLK
CLK
t
CLK
CLK
CC
CLK
*
+ 30
*
-
= 5 V 10%
-
-
16
ms + t
30.5206 s
t
t
CLKINTnom
CLKINTnom
(t
100ppm)
*
0.5 sec
250 ns
200 s
32NOM
40 ms
1.01
t
1 sec
1 ms
1.1
Max
4 ns
4 ns
CLK
32KW
*
+ 30
*
-
16
30.5145 s
0.5
0.5
t
t
CLKINTnom
CLKINTnom
16
(t
100ppm)
6
*
3
100 ns
32NOM
0.99
t
V
5 ns
5 ns
0.9
CLK
Min
*
*
*
*
ms
CC
*
t
t
t
t
CLK
CLK
t
CLK
CLK
CLK
*
+ 30
= 3.3 V
*
-
-
-
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30.5206 s
16
t
t
CLKINTnom
CLKINTnom
(t
100ppm)
30 ms +
0.5 sec
250 ns
200 s
40 ms
32NOM
1.01
t
1 sec
1 ms
1.1
Max
*
32KW
6 ns
6 ns
10%
t
CLK
*
*
-
+