STM6601 STMicroelectronics, STM6601 Datasheet - Page 18
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STM6601
Manufacturer Part Number
STM6601
Description
Smart push-button on/off controller with Smart ResetTM and power-on lockout
Manufacturer
STMicroelectronics
Datasheet
1.STM6600.pdf
(52 pages)
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Waveforms
Figure 11. Successful power-up on STM6601
1. PB detection on falling edge.
2. Internal pull-down resistor 300 kΩ is connected to PS
3. PS
18/52
EN signal remains asserted.
PS
HOLD
HOLD
RST
PB
Note:
EN
Push-button pressed and
PB connected to GND
signal is ignored during t
(1)
(2)
(3)
INT signal is held high during power-up (i.e. until t
V
CC
is considered V
t
DEBOUNCE
ON_BLANK
PB status and V CC undervoltage
CC
t
REC
> V
internal pull-down resistor
connected to PS
. When t
TH+
detection
PS
.
HOLD
Doc ID 15453 Rev 10
ON_BLANK
t ON_BLANK
HOLD
ignored
ignored
input during power-up.
HOLD
expires, the level of the PS
processor
sets PS
input
ON_BLANK
HOLD
t ON_BLANK expires
PS
EN remains asserted
expires in the case of the STM6601).
HOLD
HOLD
state detected as high
signal is high therefore the
STM6600 - STM6601
AM00250v2