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STLC4420A Datasheet(PDF) 5 Page - STMicroelectronics

Part # STLC4420A
Description  Single chip 802.11b/g/a WLAN radio
PDF  40 Pages
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Manufacturer  STMICROELECTRONICS [STMicroelectronics]
Direct Link  http://www.st.com
Logo STMICROELECTRONICS - STMicroelectronics

STLC4420A Datasheet(HTML) 5 Page - STMicroelectronics

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STLC4420A
Pin descriptions
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2
Pin descriptions
Figure 2.
STLC4420A pin connections
PA_
RREF
PA_
RREF
VDDA_
SYNTH
LB_TX_
OUT
HB_TX_
OUT
HB_
LNA_IN-
TX_
GND
LB_
LNA_IN-
HB_
LNA_IN+
AGND
LB_
LNA_IN+
VDDA
PA_
BIAS24
PA_
BIAS24
TX_
GND
VDDA
TX_
GND
LNA_
SHIELD
TX_
GND
LNA_
SHIELD
LNA_
SHIELD
AGND
LNA_
SHIELD
VDDA
AGND
VDD_
BIAS
VDDS_
PRESR
PA_
BIAS5
TX_
GND
AGND
AGND
TX_
GND
AGND
AGND
AGND
LNA_
SHIELD
VDDA
RSRV_
NC
RSRV_
NC
RSRV_
NC
POR_
V4I
RSRV_
NC
RSRV_
NC
RSRV_
NC
POR_
V2O
POR_
V2I
GP2_9
GP2_10
GP2_12
UART_
SOUT
UART_
SIN
SPI_CSX
GP2_8
STAND
BY1
RSRV_
NC
GP1_7
RSRV_
GND
EMU_
SDA
EMU_
SCL
LF_
XTAL_IN
GP1_4
STAND
BY2
DAT2
GP2_13
GP1_3
RSRV_
NC
RSRV_
NC
RSRV_
NC
RSRV_
NC
RSRV_
NC
RSRV_
NC
RSRV_
NC
RSRV_
NC
RSRV_
NC
POR_
V4O
RSRV_
NC
RSRV_
NC
RSRV_
NC
RSRV_
NC
RSRV_
NC
AGND
AGND
AGND
VDD_
QLO
AGND
AGND
VCO_
LOOP
1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
17
18
19
20
21
22
23
24
AGND
VDDA
AGND
AGND
VDD_
VCO
AGND
AGND
VCO_
CAP
AGND
AGND
DGND
VDDD
AGND
AGND
AGND
VDDA
AGND
REF_
CLK
AGND
FB_V2
AGND
AGND
Q_
TEST-
Q_
TEST+
I_
TEST-
I_
TEST+
AGND
AGND
AGND
VDDA
VDDA
AGND
VDDA_
PLL
OSC_EN
VDDD
PA_
DET0
AGND
PA_
DET1
VCC_
LNA
AGND
SW1
VBATV4
VBATV2
DGND
HB_
VPA
V1OUT
DGND
V2XOUT
FB_V2X
SW2
VDDD
VBAT
SW3
V4OUT
VBAT
V1
DGND
VDD_
CORE
LB_
VPA
VBAT
V2X
SW4
SPI_
DOUT
DGND
SER_
MODE
VDDD
VDD_
CORE
GPIO4
HOST_
IRQ
TX_
CONF
VDD_
CORE
STATUS
TMS
TCLK
VDDD
VDD_
CORE
VIO
VDD_
CORE
FREQ
TRSTN
TDI
GPIO7
VDDD
DGND
GPIO8
VI2C
DGND
SPI_CLK
DGND
GPIO6 GPIO1
POWER_
UP
EMU_
CREF
VDIG
DGND
VDD_
CORE
DGND
GPIO3
TDO
IRES
V4_OUT
SEL
SPI_DIN
RF_
ACTIVE
DGND
DGND
1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
17
18
19
20
21
22
23
24
AGND
AGND
AGND
AGND
AGND
AGND
AGND
AGND
AGND
AGND
AGND
AGND
AGND
AGND
AGND
AGND
AGND
AGND
DGND
DGND
DGND
DGND
DGND
VDDD
GNDA_
PLL
VDDD
EMU_
DGND
VDD_
CORE
DGND
DGND
DGND
EMU_
GND
VDDD
GPIO5
NM
L
K
H
J
G
F
E
DCBA
NM
L
K
H
J
G
F
E
DCBA
V2OUT
MODE0
MODE1
HISPEED
_BUS_SEL



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