Preliminary

DFBM-CS320

Data Sheet

May 18, 2005

Proprietary Information and Specifications are Subject to Change

Pin description

Pin No.

Name

Description

1

Vdd_3.15V

Supply Voltage (3.15V , 2.7~3.6), INPUT

2

VREG_IN

Supply Voltage (3.15V , 2.2~3.6V), INPUT

3

Vdd_1.8V

Supply Voltage (1.8V), OUTPUT

4

PIO_1

Programmable input/output line

5

PIO_0

Programmable input/output line

6

PIO_10

Programmable input/output line

7

AUX_DAC

Voltage DAC

8

Gnd

Ground

9

ANT

RF input/output

10

Gnd

Ground

11

PIO_9

Programmable input/output line

12

PIO_2

Programmable input/output line

13

PIO_3

Programmable input/output line

14

SPI_MOSI

Serial Peripheral Interface data input

15

SPI_MISO

Serial Peripheral Interface data output

16

SPI_CLK

Serial Peripheral Interface clock

17

SPI_CSB

Chip select for Serial Peripheral Interface, active low