ST7538Q STMicroelectronics, ST7538Q Datasheet - Page 34

• 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

Functional description
34/44
Table 11. Control register functions (continued)
1. The Detection method bit meaning differs depending on UART/SPI pin value. In this table is listed the SPI
24 to
40 to
20
21
22
23
39
47
mode (UART/SPI=”0”). For Detection method bit meaning in UART mode (UART/SPI=”1”) please see
Table
12.
Input Filter
Sensitivity
Function
Extended
Register
Header
Header
Length
Length
Frame
Frame
Mode
Enabled (48 bits)
Disable (24 bits)
from 01h to FFh
High Sensitivity
from 0000h to
Sensitivity
Disabled
Enabled
Normal
16 bits
FFFFh
Value
8 bits
Selection
Bit 20
Bit 21
Bit 22
Bit 23
0
1
0
1
0
1
0
1
Active only if Extended
One 16 bits Header or
(MSB first) depending
enables Functions on
Bit 17, 18,19 and 20
Control Register is
enable (Bit 21=”1”)
Extended Register
two 8 bits Headers
Number of 16 bits
words expected
on Bit 17
Note
Disabled
Disabled
(24 bits)
Default
Normal
ST7538Q
16 bits
9B58h
08h