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ST7570 数据表(PDF) 6 Page - STMicroelectronics

部件名 ST7570
功能描述  S-FSK power line networking system-on-chip
PDF  26 Pages
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制造商  STMICROELECTRONICS [STMicroelectronics]
网页  http://www.st.com
标志 STMICROELECTRONICS - STMicroelectronics

ST7570 数据表(HTML) 6 Page - STMicroelectronics

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Pin connection
ST7570
6/26
Doc ID 17526 Rev 2
26
PA_OUT
Analog output
-
-
Power amplifier output
27
VDD_REG_1V8
Power
-
-
1.8 V digital supply / internal regulator output
Externally accessible for filtering purposes only
28
VDDIO
Power
-
-
3.3 V – 5 V I/O external supply
29
NC
-
-
-
Not used, leave floating
30
NC
-
-
-
Not used, leave floating
31
RESERVED6
-
-
-
Pull up to VDDIO
32
NC
-
-
-
Not used, leave floating
33
GND
Power
-
-
Digital ground
34
VDDIO
Power
-
-
3.3 V – 5 V I/O supply
35
VSSA
Power
-
-
Analog ground
36
PRESLOT
/ZC/TS/BIT
Digital output
High Z
Disabled
Configurable digital output:
- Slot synchronization (PRESLOT),
- Zero Crossing (ZC),
- Timeslot (TS),
- Bit synchronization (BIT),
- Transmission in progress (TXP),
- Reception in progress (RXP),
- Transmission or Reception in progress (TXRXP).
If not used, this pin can be left floating.
37
ZC_IN_D
Digital input
High Z
Disabled
Digital zero-crossing input.
Pull up to VDDIO if not used
38
T_REQ
Digital input
High Z
Disabled UART communication control line
39
BR1
Digital input
High Z
Disabled UART baud rate selection
(sampled after each reset event) see Table 3
40
BR0
Digital input
High Z
Disabled
41
RESERVED0
-
-
-
Connect to GND
42
RESERVED1
-
-
-
Pull up to VDDIO
43
RESERVED2
-
-
-
Pull up to VDDIO
44
RESERVED3
-
-
-
Pull up to VDDIO
45
GND
Power
-
-
Digital ground
46
VDD
Power
-
-
1.8 V digital supply.
Internally connected to VDD_REG_1V8
Externally accessible for filtering purposes only
47
RESERVED4
-
-
-
Connect to VDDIO
48
RESERVED5
-
-
-
Pull up to VDDIO
Table 2.
Pin description (continued)
Pin
Name
Type
Reset state Pull-up
Description



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