Product Specification Revision 0.3

a module solution provider
WG7310-00
WLAN/BT/FM Module
TI WL1271 IEEE 802.11b/g/n,
BT 2.1+EDR & FM solution
Product Specification
Revision 0.3
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Index
1. OVERVIEW...............................................................................................................2
1.1. GENERAL FEATURES..............................................................................................2
2. FUNCTIONAL FEATURES........................................................................................3
2.1. MODULE BLOCK DIAGRAM .................................................................................3
2.2. BLOCK FUNCTIONAL FEATURE ..............................................................................3
2.2.1. WLAN Features .......................................................................................3
2.2.2. Bluetooth Features ................................................................................4
2.2.3. FM Radio (RX/TX) Features ..................................................................5
3. MODULE SPECIFICATION.....................................................................................6
3.1. ABSOLUTE MAXIMUM RATINGS.............................................................................6
3.2. RECOMMENDED OPERATING CONDITIONS ..........................................................6
3.3. RF CHARACTERISTIC ............................................................................................6
3.3.1. WLAN RF ...................................................................................................6
3.3.2. Bluetooth RF ............................................................................................7
3.3.3. FM Radio Electrical Characteristics..................................................8
4. PACKAGE INFORMATION ...................................................................................9
4.1. SIGNAL LAYOUT (TOP VIEW) ................................................................................9
4.2. PIN DESCRIPTION ...............................................................................................10
4.3. ORDERING INFORMATION ..................................................................................13
4.4. PACKAGE MARKING..........................................................................................13
5. MECHANICAL CHARACTERISTICS ...................................................................14
6. SMT AND BAKING RECOMMENDATION ........................................................15
6.1. BAKING RECOMMENDATION ..............................................................................15
6.2. SMT RECOMMENDATION ...................................................................................15
7. HISTORY CHANGE ...............................................................................................16
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1.
OVERVIEW
WG7310, a WiFi , Bluetooth and FM SiP (system in package) module, is
the most demanded design for all handset and portable devices with TI
WL1271 IEEE 802.11b/g/n and BT v2.1 EDR solutions to provide the best
WiFi and BT coexistence interoperability and power saving technologies
from TI.
1.1. General Features
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WLAN, Bluetooth and FM radio on a SIP module
LGA96 pin package
Dimension 10mm(L) x 10mm(W) x 1.4mm(H)
Based on TI WL1271 65-nm CMOS technology packaged in WSP for
module
Seamless integration with TI OMAP application processor and
GSM-GPRS-UMTS chipset
Internal support for WLAN and Bluetooth Co-existence (bandwidth
sharing, antenna sharing)
Direct connection to battery using external switching mode power
supply supporting 5.5V to 2.3V operation
VIO in the 1.8V domain
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2. FUNCTIONAL FEATURES
2.1. Module Block Diagram
VBAT
DC2DC
WL1271
WL1271 FE
WLAN
VIO
PA(b/g/n)
38.4M X’tal
SW
Slow CLK
BPF
BT
Host I/F
Host Signaling
TX
FM
Debug I/F
Matching
RX
Matching
WG7310
2.2. Block Functional Feature
2.2.1. WLAN Features
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WLAN MAC Baseband Processor and RF transceiver which is
IEEE802.11b/g/n PICS compliant
Optimized for ultra low current consumption in all operating
modes including extremely low power modes
IEEE Std 802.11d, e, h, I, k, r, s PICS compliant
Supports Cisco Client eXtensions (CCX) standard
Support Secure Digital Input/Output (SDIO), Serial Peripheral
Interface (SPI) Host Interfaces
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


Medium-Access Controller (MAC)
 Embedded ARM Central Processing Unit (CPU)
 292kByte (Used for Program code, data and packet data)
Embedded Random-Access Memory (RAM)
 Hardware-Based Encryption/Decryption Using 64-, 128-,
and 256-Bit WEP, TKIP or AES Keys
 Supports Wi-Fi Protected Access (WPA and WPA2.0) and
IEEE
Std
802.11i
[Includes
Hardware-Accelerated
Advanced-Encryption Standard (AES)]
 Designed to Work with IEEE Std 802.1x for Virtual Private
Network (VPN) Solutions
Baseband Processor
 All IEEE Std 802.11b Data Rates, all IEEE Std 802.11b/g and
802.11n Data Rates up to 72.2Mbps
2.4 GHz Radio
 Digital Radio Processor (DRP) implementation
 Internal LNA
 Supports: IEEE Std 802.11b, 802.11g, 802.11b/g and 802.11n
2.2.2. Bluetooth Features
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Bluetooth 1.1, 1.2, 2.0+EDR and 2.1+EDR specification
compliant – up to HCI level
BT Enhanced Data Rate (2 and 3 Mbps)
Support for Bluetooth 2005 core release
Enhanced host Interfaces (UART, btSPI)
Very low power consumption
On-chip Embedded radio
Embedded ARM Microprocessor System
Temperature detection and compensation mechanism ensure
minimal variation in the RF performance over the entire
temperature range
A2DP support
Wide-Band Speech support
Full support for the Ultra Low Power (ULP) Bluetooth standard
(previously known as Wibree)
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2.2.3. FM Radio (RX/TX) Features
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On-Chip FM Receive
On-Chip 0dBm output FM Transmitter
Operation through BT host interface (UART/btSPI) or separate
I²C interface for control and RDS data transfer
Up to 48k Samples/sec audio sampling for stereo headsets
Frequency resolution: 50-kHz step tuner
Compatibility with Europe/US (87.5-108MHz) and Japan (76-90
MHz) FM Bands
Full digital implementation
Digital MPX signal, thus eliminating need for noise blanking
circuits
Integrated RDS/RDBS features
Soft Mute
Stereo/Mono blend based on signal condition for RX
Selectable 50/75-us de-emphasis filter
I²S format for stereo/mono digital audio data
Analog stereo audio inputs/outputs
Software selectable level for soft mute and stereo/mono blend
level for RX
Fast independent up/down tuning function
Supports a dedicated enable pin for the FM IP
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3. MODULE SPECIFICATION
3.1. Absolute Maximum Ratings
Over operating free-air temperature range
Characteristics
Value
Unit
VBAT
-0.5 to 5.5
V
VIO
-0.5 to 2.1
V
Input Voltage to Analog Pins
-0.5 to 2.1
V
Input Voltage to all Other Pins
-0.5 to VIO + 0.5V
V
Operating Ambient Temperature Range
-20 to 70
°C
Storage Temperature Range
-45 to 85
°C
Supply Voltage Range
3.2. Recommended Operating Conditions
The WG7310 requires three two supplies: VBAT and VIO.
Voltage
Power Supply
Min.
Typ.
Max.
VBAT
2.7V
3.3V
4.8V
VIO
1.62V
1.8V
1.92V
3.3. RF Characteristic
3.3.1. WLAN RF
WLAN Transmitter
Characteristics
Condition
EVM
Min
Typ
Output Power
54M OFDM
4.83%
13.5
48M OFDM
4.70%
13.5
36M OFDM
4.80%
13.5
24M OFDM
4.82%
13.5
18M OFDM
4.79%
13.5
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Max
Unit
dBm
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Doc No: WG7310-00-SPC-R03
12M OFDM
4.70%
13.5
9M OFDM
4.81%
13.5
6M OFDM
4.85%
13.5
11M CCK
4.83%
17
5.5M CCK
4.82%
17
2M DSSS
4.73%
17
1M DSSS
4.80%
17
WLAN Receive
Characteristics
Condition
Min
Typ
Sensitivity
54M OFDM
-73
48M OFDM
-75
36M OFDM
-80
24M OFDM
-83
18M OFDM
-86
12M OFDM
-88
9M OFDM
-89
6M OFDM
-90
11M CCK
-88
5.5M CCK
-90
2M DSSS
-91
1M DSSS
-94
Max
Unit
dBm
3.3.2. Bluetooth RF
BT Transmitter, GFSK, Class 2 & Class 1.5
Characteristics
RF output powera
Min
Typ
Max
CLASS1P5 = VBAT
8
9.5
---
CLASS1P5 = 1.8V
5
7
---
Power variation over BT band
-1
Gain control range
Power control step
1
30
2
5
Unit
dBm
dB
dB
8
dB
BT Receiver Characteristics, In-Band Signals
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Characteristics
Sensitivity
Max. useable input
power
Min
Typ
GFSK, BER = 0.1%
-88
-90
Pi/4-DQPSK, BER = 0.01%
-88
-90
8DPSK, BER = 0.01%
-82
-84
GFSK, BER = 0.1%
-5
Pi/4-DQPSK, BER = 0.1%
-10
8DPSK, BER = 0.1%
-10
Max
Unit
dBm
dBm
3.3.3. FM Radio Electrical Characteristics
Characteristics
Condition
Min
Typ
FM function enabled and
Audio output
during auto-search
impedance
FM function disabled and
when muted
Audio input
impedance
Selectable RF Rx input
With external matching
impedance
circuitry – Default = 50 Ω
RF input return loss
With external matching
circuitry
Receiver current
FM Rx at sensitivity level, BT in
consumption
deep sleep
Transmitter current
consumption
FM TX on, BT
FM off current
Unit
50
Ω
50
KΩ
30
KΩ
50
500
-10
Ω
dB
12
15
mA
13
16
mA
1
2
uA
Digital audio
in deep
sleep
Max
Analog audio
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4. Package Information
4.1. Signal Layout (Top View)
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4.2. Pin Description
No. Index
Name
Type
Description
1
A1
GND
GND GROUND
2
A2
VBAT_FEM
O
FEM POWER SUPPLY
3
B1
BT_FUNC2: BT_WU/ DC2DC
O
BT WU (default) or BT DC2DC
4
B2
GND
5
C1
BT_FUNC6: BT_SDA
O
BT SDA (internal use only)
6
C2
BT_FUNC4: BT_TX_DBG
O
BT UARTD (reserved for debug)
7
D1
BT_FUNC5: HOST_WU
O
HOST WU
8
D2
GND
GND GROUND
9
E1
GND
GND GROUND
10
E2
DRPWPABC
11
F1
BT_RF_ANT
12
F2
GND
GND GROUND
13
G1
GND
GND GROUND
14
G2
DRPWPDET
I
15
H1
WL_TX_SW
O
16
H2
GND
17
J1
WL_BTH_SW
O
WLPA_IF (internal use only)
18
J2
WL_RX_SW
O
WLPA_IF (internal use only)
19
K1
GND
20
K2
VCC_DCOW
O
WL DCO SUPPLY
21
L1
NC_C3/VCC_TXAW
O
WL PPA A SUPPLY
22
L2
GND
23
L3
FM_EN
24
K3
VCC_RXW
25
L4
GND
26
K4
BT_EN
27
L5
WB_RF_ANT
28
K5
GND
GND GROUND
29
L6
GND
GND GROUND
30
K6
WL_RS232_RX/ I2S_M_SCL
GND GROUND
O
I/O
WL PA BIAS (internal use only)
BT RF ANT (internal use only)
WL POWER DET IN (internal use only)
WLPA_IF (internal use only)
GND GROUND
GND GROUND
GND GROUND
I
O
FM RST
WL LNA SUPPLY
GND GROUND
I
I/O
I
BT RST
WL/BT RF ANT
RS232_RX (default) or I2C_M_SCL
(reserved for debug)
31
L7
SDIO_D1
I/O
SDIO IF
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32
K7
WL_RS232_TX/ I2S_M_SDA
O
RS232_TX (default) or I2C_M_SDA
(reserved for debug)
33
L8
SDIO_D2
I/O
SDIO IF
34
K8
SPI_CSX/ SDIO_D3
I/O
SDIO IF
35
L9
SPI_DIN/ SDIO_CMD
I/O
SDIO IF
36
K9
SPI_DOUT/ SDIO_D0
I/O
SDIO IF
37
L10
SPI_CLK/ SDIO_CLK
I
SDIO IF
38
K10
FM_I2S_FSYNC
39
L11
WL_EN
40
K11
FM_SDA
I/O
FM I2C IF
41
J11
FM_SCL
I/O
FM I2C IF
42
J10
FM_IRQ
O
FM I2C IF
43
H11
FM_I2S_CLK
I/O
FM I2S IF
44
H10
FM_I2S_DI
I
FM I2S IF
45
G11
FM_I2S_DO
O
FM I2S IF
46
G10
GND
GND GROUND
47
F11
GND
GND GROUND
48
F10
SLOWCLK
49
E11
FM_TX_ANT
50
E10
GND
GND GROUND
51
D11
GND
GND GROUND
52
D10
FMAUDROUT
O
53
C11
FM_RX_ANT
I
54
C10
GND
GND GROUND
55
B11
GND
GND GROUND
56
B10
FMAUDLOUT
57
A11
FMAUDRIN
58
A10
GND
59
A9
FMAUDLIN
60
B9
GND
GND GROUND
61
A8
GND
GND GROUND
62
B8
XTALP
O
FREF INPUT (internal use only)
63
A7
XTALM
O
FREF INPUT (internal use only)
64
B7
GND
GND GROUND
65
A6
GND
GND GROUND
I/O
I
FM I2S IF
WL RST
I
SLEEP CLK
O
FM TX ANT
O
I
FM AUD OUT
FM RX ANT
FM AUD OUT
FM AUD IN
GND GROUND
I
FM AUD IN
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66
B6
BT_FUNC1:
O
DC2DC/ btSPI_CLK
BT DC2DC mode (default)
or btSPI_CLK
67
A5
DC_REQ
O
DC_REQ to INTERNAL DC2DC
68
B5
TPS_DC2DC
I
MODE SELECTION PIN OF DC2DC
69
A4
VIO
I
1.62~1.92V POWER SUPPLY, 1.8V TYP
70
B4
1V8
O
71
A3
VBAT
I
2.3~4.8V POWER SUPPLY, 3.3V TYP
72
B3
VDD_LDO_IN_CLASS1P5
I
BT CLASS2/CLASS1.5 POWER SUPPLY
73
D4
PCM_AUD_CLK/
1.8V DC2DC POWER SUPPLY
I/O
PCM I/F (default ) or FM I2S CLK
I/O
PCM I/F (default ) or FM I2S DI
FM_I2S_CLK
74
E4
PCM_AUD_IN/ FM_I2S_DI
75
F4
GND
76
G4
WL_PAEN_B
77
H4
GND
78
H5
VCC_ANAW
O
WLANA INPUT SUPPLY
79
H6
VCC_TXBW
O
WL PPA BG SUPPLY
80
H7
WL_UART_DBG
O
WL_UART_DBG (reserved for debug)
81
H8
CLK_REQ_OUT
O
CLK_REQ positive polarity
82
G8
WLAN_IRQ
O
WLAN interrupt request
83
F8
HCI_RX/ btSPI_DIN
84
E8
HCI_TX/ btSPI_DOUT
85
D8
BT_FUNC7: BT_SCL
I/O
BT_SCL (internal use only)
86
D7
HCI_RTS/ btSPI_IRQ
I/O
BT UART I/F (default) or btSPI IRQ
87
D6
HCI_CTS/ btSPI_CS
I/O
BT UART I/F (default) or btSPI CS
88
D5
PCM_AUD_FSYNC/
I/O
PCM I/F (default) or FM I2S FSYNC
GND GROUND
O
WLPA_IF (internal use only)
GND GROUND
I
O
BT UART I/F (default) or btSPI DIN
BT UART I/F (default) or btSPI DOUT
FM_I2S_FSYNC
89
E5
PCM_AUD_OUT/
O
PCM I/F (default) or FM_I2S_DO
FM_I2S_DO
90
F5
GND
GND GROUND
91
G5
GND
GND GROUND
92
G6
GND
GND GROUND
93
G7
GND
GND GROUND
94
F7
GND
GND GROUND
95
E7
GND
GND GROUND
96
E6
GND
GND GROUND
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4.3. Ordering Information
Part number:
WG7310-00
4.4. Package Marking
Date Code: YYWWSSF
YY = Digit of the year, ex: 2008=08
WW = Week (01~53)
SS = Serial number from 01 ~99 match to manufacture’s lot number
F
= 1 for Taiwan
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5.
MECHANICAL CHARACTERISTICS
WG7310 Bottom View
Side View
WG7310 Bottom View
‧
‧
‧
‧
Pin array = 11x11
Pin number = 96 pins
Bump pitch = 0.85mm
Bump diameter = 0.5mm
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6. SMT and Baking Recommendation
6.1. Baking Recommendation
Baking condition:

Follow MSL Level 4 to do baking process.
After bag is opened, devices that will be subjected to reflow
solder or other high temperature process must be
a) Mounted within 72 hours of factory conditions <30°C/60% RH,
or
b) Stored at <10% RH.
- Devices require bake, before mounting, if Humidity Indicator
Card reads >10%
If baking is required, Devices may be baked for 8 hrs at 125 °C.
-
6.2. SMT Recommendation

Recommended Reflow profile:
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No.
Item
Temperature (°C)
Time (sec)
1
Pre-heat
D1: 140 ~ D2: 200
T1: 80 ~ 120
2
Soldering
D2: = 220
T2: 60 +/- 10
3
Peak-Temp.
D3: 250 °C max
Note: (1) Reflow soldering is recommended two times maximum.
(2) Add Nitrogen while Reflow process: SMT solder ability will be
better.
7. History Change
Revision Date
Description
D 0.1
2009/02/05
Draft 0.1
R 0.1
2009/06/16
Release 0.1
R 0.2
2009/06/23
Modify Storage/Operating Temperature Range, WLAN/
BT output power & Marking, Pin out description
R 0.3
2009/07/21
Update P13 Marking, P14 Mechanical & P15 Baking
Reflow Recommended
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