CC1070-RTY1 datasheet(14/57 Pages) TI2

14 / 57 page

CC1070

SWRS043A

Page 14 of 54

achieve the optimum performance for

narrowband applications. TI provides a

reference design that should be followed

very closely.

PCLK

PDI

PDO

DVDD

R_BIAS

RF_OUT

AVDD

PA_EN

AVDD

DVDD=3V

AVDD=3V

LC filter

Monopole antenna

(50 Ohm)

AVDD=3V

DVDD=3V

AVDD=3V

XTAL

AVDD=3V

C60

Figure 3. Typical application and test circuit (power supply decoupling not shown)

Ref

Description

PA match, see page 26

PA output match and dc block, see page 26

Crystal load capacitor, see page 34

PLL loop filter capacitor

PLL loop filter capacitor (may be omitted for highest loop bandwidth)

C60

Decoupling capacitor

PA match and DC bias (supply voltage), see page 26

Precision resistor for current reference generator

PLL loop filter resistor

PA output match, see page 26

XTAL

Crystal, see page 34

Table 9. Overview of external components (excluding supply decoupling capacitors)

CC1070-RTY1 数据表(PDF) 14 Page - Texas Instruments

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CC1070-RTY1 数据表(PDF) 14 Page - Texas Instruments

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