ST7538Q STMicroelectronics, ST7538Q Datasheet - Page 6

• Manufacturer Part Number: ST7538Q
• Description: IC TXRX FSK POWER LINE 44-TQFP
• Manufacturer: STMicroelectronics
• Type: Transceiverr

Specifications of ST7538Q

• Number Of Drivers/receivers: 1/1
• Voltage - Supply: 4.75 V ~ 5.25 V
• Mounting Type: Surface Mount
• Package / Case: 44-TQFP Exposed Pad, 44-eTQFP, 44-HTQFP, 44-VQFP
• For Use With: 497-5484 - BOARD EVAL ST7538 PWR LINE TXRX
• Lead Free Status / RoHS Status: Lead free / RoHS Compliant
• Protocol: -
• Other names: 497-5525

Pin settings
2.2
Table 1. Pin description
6/44
Pin N°
10
11
12
13
14
15
16
17
18
19
20
21
22
23
24
1
2
3
4
5
6
7
8
9
UART/SPI
CD_PD
ZCOUT
ZCIN
ATOP1
ATOP2
CLR/T
PAV
MCLK
PAVss
Name
TOUT
RSTO
DVdd
DVss
RxTx
DVss
GND
CL
RxD
TxD
ATO
WD
BU
NC
Pin description
(2)
CC
(1)
Digital/Output
Supply
Digital/Output
Digital/Input
with internal pull-up
Digital/Input
with internal pull-down
Supply
Digital/Output
Digital/Output
Digital/Output
Supply
Digital/Output
Digital/Output
Digital/Input
with internal pull-down
Digital/Input
with internal pull-up
Digital/Output
Analog/Input
Floating
Supply
Power/Output
Supply
Power/Output
Supply
Analog/Input
Analog/Output
Type
Carrier, Preamble or Frame Header Detect Output.
"1" No Carrier, Preamble or Frame Header Detected
"0" Carrier, Preamble or Frame Header Detected
Digital Ground
RX Data Output.
Rx or Tx mode selection input.
"1" - RX Session
"0" - TX Session
TX Data Input.
Substrate Ground (same function as PIN 41)
TX Time Out Event Detection
"1" - Time Out Event Occurred
"0" - No Time-out Event Occurred
Synchronous Mains Access Clock or
Control Register Access Clock
Band in use Output.
"1" Signal within the Programmed Band
"0" No Signal within the Programmed Band
Digital Supply Voltage or 3.3V Voltage Regulator Output
Master Clock Output
Power On or Watchdog Reset Output
Interface type:
“0” - Serial Peripheral Interface
“1” - UART Interface
Watchdog input. The Internal Watchdog Counter is cleared on the
falling edges.
Zero Crossing Detection Output
Zero Crossing AC Input.
Must be connected to DVss.
Digital Ground
Power Line Driver Output
Power Analog Ground
Power Line Driver Output
Power Supply Voltage
Current Limiting Feedback.
A resistor between CL and AVss sets the PLI Current Limiting Value
An integrated 80pF filtering input capacitance is present on this pin
Small Signal Analog Transmit Output
Description
ST7538Q