STM6601 STMicroelectronics, STM6601 Datasheet - Page 16

• Manufacturer Part Number: STM6601
• Description: Smart push-button on/off controller with Smart ResetTM and power-on lockout
• Manufacturer: STMicroelectronics

Waveforms
Figure 9.
1. PB detection on falling and rising edges.
2. Internal pull-down resistor 300 kΩ is connected to PS
3. EN signal goes low with PB release, because processor did not force PS
16/52
PS
HOLD
EN
PB
RST
Note:
PB connected to GND
Push-button pressed and
(1)
(2)
(3)
Unsuccessful power-up on STM6600 (PB released prior to t
INT signal is held high during power-up (i.e. until PB release in this case).
V
CC
is considered V
t
DEBOUNCE
CC
> V
V
ignored
connected to PS
PS
internal pull-down resistor
TH+
CC
t
REC
.
HOLD
undervoltage detection
Doc ID 15453 Rev 10
HOLD
ignored
input during power-up.
t
ON_BLANK
HOLD
HOLD
input
PS
EN deasserted
PB released
signal high.
HOLD
state detected as low
ON_BLANK
PB status
ignored
t
EN_OFF
STM6600 - STM6601
)
AM00248v3