STA2058EX datasheet(15/20 Pages) STMICROELECTRONICS

номер детали	STA2058EX

подробное описание детали	TESEO™ GPS platform high-sensitivity baseband

PDF	20 Pages

Scroll/Zoom	100%

производитель	STMICROELECTRONICS [STMicroelectronics]

домашняя страница	http://www.st.com

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STA2058

Electrical characteristic

15/20

4.7

PLL electrical characteristics

V33 = 3.3 ± 10 %, V33IOPLL= 3.3 ± 10 %, TA = -40 / 85 °C unless otherwise specified.

4.8

LVD electrical characteristics

V33 = 3.3 ± 10 %, TA = -40 / 85 °C unless otherwise specified.

ZIN

Input impedance

FMod = 2 MHz

CIN

Input capacitance

IADC

Power consumption

TA=27 °C

2.5

3.0

ISTBY

Standby power consumption

TA=27 °C

µA

Table 11.

ADC electrical characteristics (continued)

Symbol

Parameter

Test conditions

Value

Unit

Min

Typ

Max

Table 12.

PLL electrical characteristics

Symbol

Parameter

Test conditions

Value

Unit

Min

Typ

Max

TPLL1

PLL reference clock

FREF_RANGE=0

1.5

3.0

MHz

TPLL2

PLL reference clock

FREF_RANGE=1

MX[1:0]=’00’ or ‘01’

3.0

8.25

MHz

TPLL3

PLL reference clock

FREF_RANGE=1

MX[1:0]=’10’ or ‘11’

3.0

MHz

TLOCK

PLL lock time

FREF_RANGE=0

Stable Input Clock

Stable V33IOPLL, V18

300

µs

TLOCK

PLL lock time

FREF_RANGE=1

Stable Input Clock

Stable V33IOPLL, V18

600

µs

ΔT

JITTER

PLL jitter (peak to peak)

TPLL = 4 MHz, MX[1:0]=’11’

Global Output division=32

(Output Clock=2 MHz)

0.7

Table 13.

LVD electrical characteristics

Symbol

Parameter

Test conditions

Value

Unit

Min

Typ

Max

TLVD

LVD Threshold

Main and LP LVD’s

1.3

ΔVVLPREG - T

LVD

Main regulator off

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