HALIOS® MULTI-PURPOSE OPTICAL SENSOR WITH HIGH LIGHT IMMUNITY
E909.05
PRELIMINARY INFORMATION AUG 02, 2011
4.2 Reset Generation
No. Parameter
1
2
3
4
5
6
7
8
9
Power on reset level
Brown out high-to-low
threshold level
Brown out reset hysteresis
Minimum supply voltage for
power on reset and brown
out circuit
NRST-pin low-to-high
threshold level
NRST-pin high-to-low
threshold level
Pull up current NRST-pin
V
NRST
= V
DDI
Min. pulse width for a valid
reset at pin NRST (denoun- D
VDD
> D
VDD
min
cing)
Delay Watchdog start
reset
Condition
Reference is D
VDD
Reference is D
VDD
Symbol
V
POR
V
BOHL
V
BOHYST
VDDmin
NRST
LH
NRST
HL
I
NRSTPU
T
DEBNRST
T
WDOG
200
timer
value
0.25
20
-
1.95
100
200
0.9
0.80
300
Min.
Typ.
Max.
2.25
Unit
V
V
mV
V
V
DDI
V
DDI
µA
ns
1/FSYS
Table 4.2.1 Reset Generation
: Will not be tested in production test
4.3 Internal Clock Generation
4.3.1 Reference Clocks
No. Parameter
1
Wakeup clock frequency
Condition
Within recom-
mended operating
conditions
Within recom-
mended operating
conditions
Symbol
FWK
Min.
115.2
Typ.
128.0
Max.
140.8
Unit
kHz
2
Master clock
FSYS
7.2
8.0
8.8
MHz
Table 4.3.1.1 Reference Clocks
This document contains information on a pre-production product. ELMOS Semiconductor AG reserves the right to change specifications and information herein without notice.
ELMOS Semiconductor AG
Data Sheet 7 / 67
QM-No.: 25DS0014E.00
ELMOS [ ELMOS SEMICONDUCTOR AG ]
