STA2058 datasheet(14/20 Pages) STMICROELECTRONICS

tên linh kiện	STA2058

Giải thích chi tiết về linh kiện	Teseo GPS Platform high-sensitivity baseband

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Electrical characteristic

STA2058

14/20

4.5

Oscillator electrical characteristics

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

Figure 5.

Crystal oscillator and resonator

4.6

ADC electrical characteristics

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

DEVICE

Table 10.

Oscillator electrical characteristics

Symbol

Parameter

Test Conditions

Value

Unit

Min

Typ

Max

Oscillator transconductance

μA/V

tSTUP

Oscillator start-up time

Stable VDD

2.5

Table 11.

ADC electrical characteristics

Symbol

Parameter

Test Conditions

Value

Unit

Min

Typ

Max

RES

Resolution

Sinewave with

ΔV

amplitude

bits

ΔV

Input voltage range

2.5

FMod

Modulator oversampling

frequency

2.1

MHz

IBW

Input bandwidth

FMod/40

kHz

Nch

Number of input channels

PBR

Passband ripple

0.1

SINAD

S/N and distortion

THD

Total harmonic distortion

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