ST7538Q datasheet(10/44 Pages) STMICROELECTRONICS

Il numero della parte	ST7538Q

Spiegazioni elettronici	FSK power line transceiver

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Produttore elettronici	STMICROELECTRONICS [STMicroelectronics]

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Electrical characteristics

ST7538Q

10/44

Digital I/O 5V digital supply

VIH

High Logic Level Input

Voltage

2V

VIL

Low Logic Level input

Voltage

1.2

V

VOH

High Logic Level Output

Voltage

IOH= -2mA

DVdd -0.75

V

VOL

Low Logic Level Output

Voltage

IOL= 2mA

DVss + 0.3

V

Digital I/O 3.3V digital supply

VIH

High Logic Level Input

Voltage

1.4

V

VIL

Low Logic Level input

Voltage

0.8

V

VOH

High Logic Level Output

Voltage

IOH= -2mA

DVdd -0.75

V

VOL

Low Logic Level Output

Voltage

IOL= 2mA

DVss + 0.4

V

Oscillator

XINSWING

XIN Input Voltage swing

External Clock. Figure 19

5V

XINOFFSET

XIN Input Voltage offset

External Clock. Figure 19

2.5

V

DC

XTAL Clock Duty Cycle

External Clock. Figure 19

40

60

%

Xtal

Crystal Oscillator

frequency

Fundamental

16

MHz

Tclock

Oscillator Period (1/Xtal)

62.5

ns

XtalESR

External Oscillator Esr

Resistance

40

Ω

XtalCL

External Oscillator

Stabilization Capacitance

16

pF

Transmitter

IATO

Output Transmitting

Current on ATO

1mArms

VATO

Max Carrier Output AC

Voltage

RCL = 1.75kΩ

Vsense(AC) = 0V

1.75

2.3

3.5

VPP

VATODC

Output DC Voltage on ATO

1.7

2.1

2.5

V

Table 4. Electrical characteristics (continued)

(AVdd = DVdd = +5V, PAVcc =+9 V, PAVss, SGND = DVss = 0V, -40°C

≤TA ≤ 85°C, TJ < 125 °C, fc = 86kHz,

other control register parameters as default value, unless otherwise specified)

Symbol

Parameter

Test condition

Min

Typ

Max

Unit

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