LMX9820ASM datasheet(6/44 Pages) NSC

6 / 44 page

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Revision 1.0

5.0 Pad Descriptions (Continued)

Table 5. Auxiliary Ports Interface Signals

Pad Name

Pad

Location

Direction

Description

IOVCC

H12

Input

2.85V to 3.6V Logic Threshold Program Input.

Reset_b#

Input

Reset for Smart Radio. Connect to Reset_5100.

Reset_5100#

D11

Input

Reset for Baseband processor. Low active, either connect to host or

use pull-up with max. 1K

Ω resistor.

Lstat_0

Output

Link Status Bit 0

Lstat_1

Output

Link Status Bit 1

Host_wu

Output

Host Wakeup

Env0

Input

Module Operating Environment Bit 0

Env1

B11

Input

Module Operating Environment Bit 1

TX_Switch_P

Output

Transceiver Status. 0 = Receive; 1 = Transmit.

Table 6. Audio Port Interface Signals

Pad Name

Pad

Location

Direction

Description

AAI_srd

B10

Input

Advanced Audio Interface Receive Data Input 1

AAI_std

B12

Output

Advanced Audio Interface Transmit Data Output 1

AAI_sfs

C11

Input/Output

Advanced Audio Interface Frame Synchronization 1

AAI_sclk

C12

Input/Output

Advanced Audio Interface Clock 1

Treat as no connect if not used. Pad required for mechanical stability.

Table 7. Test Interface Signals

Pad Name

Pad

Location

Direction

Description

J_rdy

E10

Output

JTAG Ready 1

J_tdi

F10

Input

JTAG Test Data 1

J_tdo

F11

Input/Output

JTAG Test Data 1

J_tms

Input/Output

JTAG Test Mode Select 1

J_tck

G10

Input

JTAG Test Clock 1

PI1_RFCE_TP11

Test Pin

Module Test Point 1

PI2_TP12

A13

Test Pin

Module Test Point 1

Tx_rx_data

Test Pin

Module Test Point 1

Tx_rx_synch

A10

Test Pin

Module Test Point 1

CCB_Clock

A11

Test Pin

Module Test Point 1

CCB_data

Test Pin

Module Test Point 1

CCB_latch

J12

Test Pin

Module Test Point 1

BBCLK

A12

Test Pin

Module Test Point 1

PH3_TP9

F13

Test Pin

Module Test Point 1

PH2_TP8

G13

Test Pin

Module Test Point 1

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