CC2430-RTR1-F32Z datasheet(31/234 Pages) TI

31 / 234 page

CC2430

CC2430 PRELIMINARY Data Sheet (rev. 1.03) SWRS036A

Page 31 of 232

Component

Description

Single Ended 50

Ω Output

Differential Antenna

C191, C211

32 MHz crystal load capacitor

22 pF, 5%, NP0, 0402

C241, C421

Load capacitance for power supply

voltage regulators

220 nF, 10%, 0402

C341

DC block to antenna and match

5.6 pF, +/- 0.25pF, NP0,

0402

Not used

C431, C441

32.768 kHz crystal load capacitor (if low-

frequency crystal is needed in application)

15 pF, 5%, NP0, 0402

L321

Discrete balun and match

8.2 nH, 5%,

Monolithic/multilayer, 0402

27 nH, 5%,

Monolithic/multilayer, 0402

L331

Discrete balun and match

22 nH, 5%,

Monolithic/multilayer, 0402

12 nH, 5%,

Monolithic/multilayer, 0402

L341

Discrete balun and match

1.8 nH, 5%,

Monolithic/multilayer, 0402

Not used

R221

Precision resistor for current reference

generator to system-on-chip part

56 k

Ω, 1%, 0402

56 k

Ω, 1%, 0402

R261

Precision resistor for current reference

generator to RF part

43 k

Ω, 1%, 0402

43 k

Ω, 1%, 0402

XTAL1

32 MHz Crystal

32 MHz crystal,

ESR < 60

Ω

32 MHz crystal,

ESR < 60

Ω

XTAL2

Optional 32.768 kHz watch crystal (if low-

frequency crystal is needed in application)

32.768 kHz crystal,

Epson MC 306.

32.768 kHz crystal,

Epson MC 306.

Table 24: Overview of external components (excluding supply decoupling capacitors)

CC2430-RTR1-F32Z Datasheet(PDF) 31 Page - Texas Instruments

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