ST7538PTR STMicroelectronics, ST7538PTR Datasheet - Page 3

• 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 2. Pin Description (continued)
<1>
<2>
<3>
<4>
<5>
N°
13
14
15
16
17
18
19
20
21
22
23
24
25
26
27
28
29
30
31
32
33
34
35
36
37
38
39
40
41
42
43
44
If not used this pin must be connected to VDC
Cannot be left floating
Cannot be left floating
If not used this pin must be connected to VDC
If not used this pin must be tied low (SGND or PAVss or DVss)
C_MINUS
REG_DATA Digital/Input
C_PLUS
Vsense
REGOK
TEST 3
ZCOUT
C_OUT
ATOP1
ATOP2
TEST2
TEST1
PAV
SGND
ZCIN
PAVss
XOUT
Name
RxFO
AVdd
DVss
GND
VDC
ATO
WD
CL
XIN
RAI
NC
NC
NC
PG
NC
CC
2
1
3
5
4
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
Supply
Analog I/O
Analog Input
Supply
Analog/Input
Analog/Input
Analog/Output
Analog/Input
Power
floating
Digital/Input
with internal pull-down
Digital/Output
Analog/Input
Analog/Input
floating
Analog/Output
Supply
Digital/Output
with internal pull-down
floating
Type
Test Input. Must be connected to DVss during Normal Operation
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
Small Signal Analog Transmit Output
Analog Signal Ground
Crystal Output- External Clock Input
Crystal Oscillator Input
Analog Power supply.
Output Voltage Sensing input for the voltage control loop
Test Input must be connected SGND
Receiving Filter Output
Receiving Analog Input
5V Voltage Regulator Output
Must Be connected to DVss.
Test input. Must Be connected to DVss.
Security checksum logic output
"1" - Stored data Corrupted
"0" - Stored data OK
Op-amp Inverting Input.
Op-amp Not Inverting Input.
Must Be connected to DVss
Op-amp Output
Substrate Ground (same function as PIN 6)
Power Good logic Output
"1" - VDC is above 4.5V
"0" - VDC is below 4.25V
Mains or Control Register Access Selector
"1" - Control Register Access
"0" - Mains Access
Must be connected to DVss.
Description
ST7538
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