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IT9130 V0.0.4

8

IT9130

Note: P: Power, AIO: Analog Input/Output, DIO: Digital Input/Output, BR: Bias Resistor

Table 3-2. Pin Description of IT9135

Pin(s) No.

Symbol

Attribute

Description

1

VDD_ADC

P

RF analog power supply

2

VDD_LPF

P

RF analog power supply

3

VDD_MXR

P

RF analog power supply

4

VDD_LNA

P

RF analog power supply

5

INP_VHF

AIO

RF signal input for VHF

6

INN_UHF

AIO

RF signal input for UHF

7

VDD_LNA

P

RF analog power supply

8

VDD_BIAS

P

RF analog power supply

9

REXT

BR

External bias resistor

10

VDD33_LO

P

RF analog power supply

11

VDD_LO

P

RF analog power supply

12

VDD_CLK

P

RF analog power supply

13

XTAL

AIO

Crystal input

14

VDD_XO

P

RF analog power supply

15

RESETN

DIO

Power-on Reset (Low Active)

16

TESTMODE

DIO

Test mode selection; tied to ground for normal

operation.

17

GPIOH1

DIO

General purpose I/O

18

GPIOH2

DIO

General purpose I/O

19

GPIOH3

DIO

General purpose I/O

20

VDD1

P

Core Power

21

VDD1_OUT

P

Regulator output power for Core Usage

22

VDDIO

P

Digital I/O Power

23

IOSDA

DIO

Two-wire bus serial data line

24

IOSCL

DIO

Two-wire bus clock line

25

GPIOH4

DIO

General purpose I/O

26

NC

—

Not Connected

27

NC

—

Not Connected

28

VDDIO

P

Digital I/O Power

29

VDD1

P

Core Power

30

AVDDHP

P

Power for USB

31

DP

AIO

Differential Positive signal for USB

32

DM

AIO

Differential Negative signal for USB

33

NC

—

Not Connected

34

VDDIO

P

Digital I/O Power

35

NC

—

Not Connected

36

NC

—

Not Connected

37

NC

—

Not Connected

38

GPIOH5

DIO

General purpose I/O

39

VDDIO

P

Digital I/O Power

40

GPIOH6

DIO

General purpose I/O

41

GPIOH7

DIO

General purpose I/O; IR

42

GPIOH8

DIO

General purpose I/O

43

VDD1

P

Core Power

44

NC

—

Not Connected