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ESP8089 데이터시트(HTML) 6 Page - ESPRESSIF SYSTEMS (SHANGHAI) CO., LTD.

부품명 ESP8089
상세내용  The ESP8089 offers a complete and self-contained Wi-Fi networking solution
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제조사  ESPRESSIF [ESPRESSIF SYSTEMS (SHANGHAI) CO., LTD.]
홈페이지  https://www.espressif.com/
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ESP8089 데이터시트(HTML) 6 Page - ESPRESSIF SYSTEMS (SHANGHAI) CO., LTD.

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2. Pin Definition
2.
Pin Definition
Figure 2-1 shows the pin layout for 32-pin QFN package.
!
Figure 2-1. Pin Layout
Table 2-1 lists the definitions and functions of each pin.
Table 2-1. ESP8089 Pin Definition
Pin
Name
Type
Function
1
VDDA
P
Analog Power 2.5V ~ 3.6V
2
LNA
I/O
RF antenna interface
Chip output impedance=39+j6 Ω. It is suggested to retain the π-type
matching network to match the antenna.
3
VDD3P3
P
Amplifier Power 2.5V ~ 3.6V
4
VDD3P3
P
Amplifier Power 2.5V ~ 3.6V
5
VDD_RTC
P
NC (1.1V)
6
TOUT
I
ADC pin. It can be used to test the power-supply voltage of VDD3P3
(Pin3 and Pin4) and the input power voltage of TOUT (Pin 6). However,
these two functions cannot be used simultaneously.
7
CHIP_PU
I
Chip Enable
High: On, chip works properly
Low: Off, small current consumed
8
XPD_DCDC
I/O
GPIO16
9
MTMS
I/O
GPIO14
Espressif
" /16
3
2017.06


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