ST7538Q STMicroelectronics, ST7538Q Datasheet - Page 33

• 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

ST7538Q
Table 11. Control register functions (continued)
12 to
15 to
13
14
16
17
18
19
Length Count
Voltage Level
Output Clock
Recognition
Interfacing
Method
Function
Detection
Header
Freeze
Output
Frame
Mains
Mode
(1)
Carrier detection
without
conditioning
Carrier detection
with conditioning
Preamble
detection
without
conditioning
Preamble
detection
with conditioning
Asynchronous
Synchronous
Clock OFF
Disabled
Disabled
Disabled
Enabled
Enabled
Enabled
16 MHz
8 MHz
4 MHz
Value
Bit 13
Bit 16
Selection
0
0
1
1
0
0
1
1
Bit 14
Bit 17
Bit 18
Bit 19
0
1
0
1
0
1
0
1
Bit 12
Bit 15
0
1
0
1
0
1
0
1
Preamble has not been
Active only if Extended
Active only if Extended
Notification on CD_PD
CLR/T and RxD signal
Notification on CD_PD
CLR/T and RxD signal
Notification on CD_PD
Carrier is not detected
are forced to “0” when
are forced to “0” when
CLR/T and RxD lines
CLR/T and RxD lines
Recognition Function
Active only if Header
detected or PLL is in
Register (Bit 21=”1”)
Preamble Detection
Preamble Detection
Control Register is
enable (Bit 21=”1”)
Control Register is
enable (Bit 21=”1”)
Extended Control
Carrier Detection
Unlock condition
(Bit 18=”1”) and
always Present
always Present
are enable
Note
Line
Line
Line
Functional description
Asynchronou
conditioning
Preamble
detection
Disabled
Disabled
Disabled
Default
without
4 MHz
s
33/44