nrf24le1-f16q48-t ETC-unknow, nrf24le1-f16q48-t Datasheet - Page 112

• Manufacturer Part Number: nrf24le1-f16q48-t
• Description: Ultra-low Power Wireless System On-chip Solution
• Manufacturer: ETC-unknow

nRF24LE1 Preliminary Product Specification
The power supply supervisor initializes the system at power-on, provides an early warning of impending
power failure, and puts the system in reset state if the supply voltage is too low for safe operation.
12.1
12.2
12.3
12.3.1
The Power-On Reset (POR) generator initializes the system at power-on. It is based on an RC network
and a comparator, as illustrated in
tonically with rise time according to the specifications in
reset state for at least 1ms after the supply has reached the minimum operating voltage of 1.9V.
Revision 1.1
12
•
•
•
Power-on reset with timeout delay
Brown-out reset operational in all system modes
Power-fail warning with programmable threshold, interrupt and hardware protection of data in pro-
gram memory
Power supply supervisor
Features
Block diagram
Functional description
Power-on reset
VDD
Figure 48. Block diagram of power supply supervisor
1.2V
M
U
X
Figure
48.. For proper operation the supply voltage should rise mono-
112 of 191
Power-on
reset
Low-power
brown-out
High-precision
brown-out
Power-fail
warning
Table 109. on page
POFCON.warn
POFCON.enable
POFCON.prog
System reset
172. The system is held in