ST7590 datasheet(9/24 Pages) STMICROELECTRONICS

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3.3

Electrical characteristics

TA = -40 to +85 °C, TJ < 125 °C, VCC = 18 V unless otherwise specified.

Table 4.

Electrical characteristics

Symbol

Parameter

Test conditions

Min.

Typ.

Max.

Unit

Power supply

VCC

Power supply voltage

I(VCC) RX

Power supply current - Rx mode

VCCA externally supplied

0.35

0.5

I(VCC) TX

Power supply current - Tx mode, no load

VCC UVLO_TL

VCC under voltage lock out low threshold

6.1

6.5

6.95

VCC UVLO_TH

VCC under voltage lock out high threshold

6.8

7.2

7.5

VCC UVLO_HYST VCC under voltage lock out hysteresis

250 (1)

700

VCCA

Analog supply voltage

Externally supplied

-5%

+5%

I(VCCA) RX

Analog supply current - Rx mode

I(VCCA) TX

Analog supply current - Tx mode

V(TX_OUT) =5 V p-p, No load

VDD

Digital core supply voltage

Externally supplied

-10%

1.8

+10%

I(VDD)

Digital core supply current

I(VDD)

Digital core supply current in RESET state

VDD_PLL

PLL supply voltage

VDD

I(VDD_PLL)

PLL supply current

0.4

VDDIO

Digital I/O supply voltage

Externally supplied

-10%

3.3 or 5

+10%

VDDIO UVLO_TL

I/O supply voltage under voltage lock out low

threshold

2.25

2.4

2.6

VDDIO UVLO_TH

I/O supply voltage under voltage lock out high

threshold

2.45

2.6

2.8

VDDIO

UVLO_HYST

I/O supply voltage under voltage lock out

hysteresis

250

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