ST7538PTR STMicroelectronics, ST7538PTR Datasheet - Page 21

• Manufacturer Part Number: ST7538PTR
• Manufacturer: STMicroelectronics

Specifications of ST7538PTR

• Main Category: Single Chip
• Power Supply Type: Analog/Digital
• Operating Supply Voltage (typ): 5/9/12V
• Operating Supply Voltage (min): 4.75/7.5V
• Operating Supply Voltage (max): 5.25/12.5V
• Supply Current: 5/370mA
• Operating Temp Range: -40C to 85C
• Operating Temperature Classification: Industrial
• Pin Count: 44
• Mounting: Surface Mount
• Lead Free Status / RoHS Status: Compliant

Table 11. Control Register Functions
■
■
■
■
■
■
9 to 10
0 to 2
3 to 4
7 to 8
Zero Crossing Synchronization
Detection Method
Mains Interfacing Mode
Output Clock
Input Pre-Filter
Sensitivity Mode
11
5
6
Synchronization
detection time
Zero Crossing
Transmission
Frequencies
Baud Rate
Frequency
Watchdog
Function
Deviation
Time Out
Enabled (1.5 s)
82.05 KHz
132.5 KHz
Not Used
110 KHz
Disabled
Disabled
Disabled
Enabled
60 KHz
66 KHz
72 KHz
76 KHz
86 KHz
500 µs
Value
1,200
2,400
4,800
1 ms
3 ms
5 ms
600
0.5
1 s
3 s
1
Bit2
Bit 10
Bit 13
0
0
0
0
1
1
1
1
Bit 4
Bit 8
0
0
1
1
0
0
1
1
0
0
1
1
Selection
Bit 11
Bit 5
Bit 6
Bit1
0
1
0
1
0
1
0
0
1
1
0
0
1
1
Bit 12
Bit 3
Bit 7
Bit 9
0
1
0
1
0
1
0
1
0
1
0
1
Bit0
0
1
0
1
0
1
0
1
Note
132.5 kHz
Disabled
Enabled
Default
1 sec
2400
1 ms
ST7538
0.5
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