TP4 and TP5 -

CC3000 Radio Tool Connection 1.8V.

TI CC3000MOD Module Reference Design

Internal Power FET Switch Enable.

Connect to Host GPIO.

VIO_HOST =

Voltage level of the Host Interface.

VBAT_IN: 2.7V~4.8V => 3.6V TYP

The value of antenna matching components

are match for CC3000MOD EM board

Connect to Host SPI Interface.

R4

R5

Mode

Function mode

Test Mode

for Radio Tool Operation

0R

0R

NC

NC

Optional for conductive measurment

WL_SPI_DOUT_HOST

WL_SPI_IRQ_HOST

WL_SPI_DIN_HOST

WL_SPI_CLK_HOST

WL_SPI_CS_HOST

VBAT_SW_EN

VBAT_IN

VIO_HOST

R4

NL

RES1005

L1

NL

IND1005

U1

CC3000MOD

4

2

7

5

3

6

8

21

25

9

28

27

22

26

19

23

1

10

20

24

RESERVED_2

RESERVED_1

WL_EN1

WL_EN2

NC

WL_RS232_TX

WL_RS232_RX

EXT_32K

GND

GND

SDA_CC3000

SDA_EEPROM

GND

VBAT_SW_EN

VBAT_IN

VIO_HOST

GND

GND

GND

RESERVED_3

C5

1uF

CAP1005

TP5

L2

2.2nH

IND1005

TP3

C4

1uF

CAP1005

R5

0R

RES1005

C3

NL_10pF

CAP1005

TP2

R2

0R

RES1005

TP4

C1

2.2pF

CAP1005

ANT1

AT8010-E2R9HAA

8.0x1.0x1.0mm

1

C2

10pF

CAP1005

TP1

J1

NL_U.FL-R-SMT(10)

U.FL

1

2

3

R1

0R

RES1005

SWRS126-009

CC3000MOD

SWRS126 – NOVEMBER 2012

www.ti.com

REFERENCE SCHEMATICS AND BILL OF MATERIALS

Figure 9 shows the schematics for the CC3000 to host reference design.

Figure 9. CC3000 Module to Host Reference Design

NOTE

For flexibility, VIO_HOST supports both cases in which the VBAT and VIO voltages of the

MCU can be the same or different.

Table 9 lists the bill of materials.

Table 9. Bill of Materials

Part Reference

Description

Manufacturer

Manufacturer PN

ANT1

2.4-GHz chip antenna, 8.0 × 1.0 mm

ACX

AT8010-E2R9HAA

C1

C0402, 2.2 pF

Walsin

0402N2R2C500LT

L2

L0402, 2.2 nH

ACX

Hl1005-1C2N2SMT

C0402, 10 pF

Walsin

0402N100J500LT

C0402, 1 µF

Murata

GRM155R60J105KE19D

R0402, 0R

Walsin

WR04X000PTL

J1

RF coaxial U.FL, SMD

Hirose

U.FL-R-SMT-1(10)

(1)

Any component with similar values can be used.

12

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