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Chengdu Ebyte Electronic Technology Co., Ltd.
11
PB14
12
VDD
13
GND
14
RST
15
VDDA
16
PB11
17
PB10
18
PB9
19
PB8
20
PB7
21
PB6
22
PB5
23
PB4
24
GND
25
PB3
26
PB2
27
PB1
28
PB0
29
PA15
30
PA14
31
PA13
32
PA12
33
PA11
34
PA10
35
PA9/TXD
36
PA8/RXD
Note: For more chip information, please refer to the official information of "BLUENRG355MC".
4. Welding operation guidance
4.1 Reflow Soldering Temperature
Table 4-1 Reflow soldering temperature table
Profile Feature
Solder Paste
Copyright ©2012–2021，Chengdu Ebyte Electronic Technology Co.,Ltd.
I/O
MCU GPIO, please refer to the chip user manual for details;
S
Power supply pin, 1.7-3.6V, read the chip user manual for details
S
Ground wire, connected to the power reference ground;
I/O
Module reset pin, built-in power-on reset circuit;
S
1.2 V analog ADC core, read the chip user manual for details ；
Module power supply is positive, voltage range: 1.8～3.6V DC (recommend
I/O
to add ceramic filter capacitor)
I/O
Ground wire, connected to the power reference ground;
The backup power supply is positive, the voltage range: 1.55～3.6V DC
I/O
(recommend to add ceramic filter capacitors externally)
Analog power supply is positive, voltage range: 1.71～3.6V DC (recommend
I/O
to add ceramic filter capacitors externally)
I/O
MCU GPIO, please refer to the chip user manual for details;
I/O
MCU GPIO, please refer to the chip user manual for details;
I/O
MCU GPIO, please refer to the chip user manual for details;
I/O
MCU GPIO, please refer to the chip user manual for details;
S
MCU GPIO, please refer to the chip user manual for details;
I/O
MCU GPIO, please refer to the chip user manual for details;
I/O
MCU GPIO, please refer to the chip user manual for details;
I/O
MCU GPIO, please refer to the chip user manual for details;
I/O
MCU GPIO, please refer to the chip user manual for details;
I/O
MCU GPIO, please refer to the chip user manual for details;
I/O
MCU GPIO, please refer to the chip user manual for details;
I/O
MCU GPIO, please refer to the chip user manual for details;
I/O
MCU GPIO, please refer to the chip user manual for details;
I/O
MCU GPIO, please refer to the chip user manual for details;
I/O
MCU GPIO, please refer to the chip user manual for details;
I/O
MCU GPIO, please refer to the chip user manual for details;
I/O
MCU GPIO, please refer to the chip user manual for details;
Curve feature
Solder paste
E104-BT54 User manual
Sn-Pb Assembly
Pb-Free Assembly
Sn63/Pb37
Sn96.5/Ag3/Cu0.5
6
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