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ST25R3916 数据表(PDF) 22 Page - STMicroelectronics

部件名 ST25R3916
功能描述  High performance NFC universal device and EMVCo™ reader
PDF  157 Pages
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制造商  STMICROELECTRONICS [STMicroelectronics]
网页  http://www.st.com
标志 STMICROELECTRONICS - STMicroelectronics

ST25R3916 数据表(HTML) 22 Page - STMicroelectronics

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Pin and signal description
ST25R3916/7
22/157
DS12484 Rev 4
10
VDD_TX
P
External positive supply for the TX part
11
VDD_AM
AO
Regulated driver supply for AM modulation
12
GND_DR
P
Antenna driver ground, including driver VSS
13
RFO1
AO
Antenna driver output
14
VDD_DR
P
Antenna driver positive supply input
15
RFO2
AO
Antenna driver output
16
GND_DR
P
Antenna driver ground, including driver VSS
17
NC
-
Pin must be not connected
18
NC
-
Pin must be not connected
19
NC
-
Pin must be not connected
20
I2C_EN
DI
I2C interface enable
21
VSS
P
Ground, die substrate potential
22
RFI1
AI
Receiver input
23
RFI2
AI
Receiver input
24
AGDC
AIO
Analog reference voltage
25
NC
-
Pin must be not connected
26
GND_A
P
Analog ground
27
IRQ
DO
Interrupt request output
28
MCU_CLK
DO
Clock Output for MCU
29
BSS
DI
SPI enable (active low)
30
SCLK
DI
SPI clock / I2C clock
31
MOSI
DI
SPI data input
32
MISO
DO_T
SPI data output / I2C data line
33
NA
P
Thermal pad
1. P: Power supply pin
AIO: analog I/O, AI: analog input, AO: analog output
DI: digital input, DIPD: digital input with pull-down, DO: digital output, DO_T: digital output/tri-state, DIO:
digital bidirectional.
Table 3. ST25R3917 - VFQFPN32 pin assignment (continued)
VFQFPN32
Name
Type(1)
Description



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