Shenzhen Ferex Electronic Co. Ltd RTL8188ETV 用户手册
RTL8188ETV
Datasheet
Single-Chip IEEE 802.11b/g/n 1T1R WLAN Controller
with USB Interface
with USB Interface
8
Track ID: JATR-2265-11 Rev. 0.3
T/S: Tri-State bi-directional input/output pin
S/T/S: Sustained Tri-State
O/D: Open Drain
P: Power pin
5.1.
USB Bus Transceiver Interface
Table 1. USB bus Transceiver Interface
Symbol
Type
Pin No
Description
HSDM/HSDP
I
27/26
USB Receive Differential Pair
5.2.
Power Pins
Table 2. Power Pins
Symbol
Type
Pin No
Description
LX_SPS P
22 Switching
Regulator
Output
VD33A P 4,9,12,
VDD
3.3V
for
Analog
VD33D
P
23,28,40,41
VDD 3.3V for Digital
VD12A
P
7,8,13,25
Analog 1.2V Regulator Output
VD12D
P
17,42
Digital 1.2V Regulator Output
GND P
21,47
Ground
5.3.
RF Interface
Table 3. RF Interface
Symbol
Type
Pin No
Description
TRSWN O
45 Transmit/Receive
Shared with LED2, can be selected by control register
PAPE
O
1
2.4GHz Transmit Power Amplifier Power Enable 0
TRSWP O 46
Transmit/Receive
TXPA_OP
O
2
RF TX Negative Signal
TXPA_ON
O
3
RF TX Positive Signal
RX_IP
I
5
RF RX Positive Signal
RX_IN
I
6
RF RX Negative Signal
ANT_SEL_P
O
44
Antenna Control Positive Signal
Shared with LED0, can be selected by control register
ANT_SEL_N
O
15
Antenna Control Negative Signal
Shared with LED1, can be selected by control register
Shared with LED1, can be selected by control register
ANT_SEL_2
O
16
Antenna Control Extend Signal
Sfbmufl!dpogjefoujbm!gjmft
Interface
Interfac
gj
gj
tial Pair
g
m
Table 2. P
able 2. P
fo
efo
fo
fo
Desc
ooou
fo
22 S
efo
fo
fo
fo
4,9,12,
4,9,12,
ef
23,28,40,41
23,28,40,41
je
7,8,13,2
7,8,13,2
gj
17
17
og
P
o
ppppo
RF Inte
RF In
mmuf
Symbol
mmuf
m
TRSWN
TRSW
mmu
bm
P
bbb
Uif!epdvnfou!bvuipsj{fe!up
up
p
up
up
sj{
j{
or Output
utput
sj
Analog
a og
ips
or Digital
r Digita
ip
.2V Regulator
Regulator
ui
al 1.2V Regulat
2V Regulat
vu
round
d
v
bv
T
vnf
Pin No
nf
45
45
vn
p
O
O
pppd
ep
O
O
ep
ep
ep
ep
O
O
eeee
ON O
e
f
_IP
IP
iffff
RX_IN
RX_IN
Uif
fff
ANT_SEL_P
ANT_SEL_P
Ui
Tifo{i
Chip IEEE 802.1
IEEE 802
USB Interface
USB Interfac
fo
ifo!Gfsfy!Fmfduspojdt!Dp/-!Mue
p
Dp
Dppp
D
tt
jdt
jd
oj
po
erface
erface
Fmf
n
mf
it/Receive
/Receive
red with LED2, c
LED2
Fm
2.4GHz Transmit
GHz
F
Transmit/Rece
ransmit/R
y
f
RF TX Ne
RF TX N
ffy
sf
RF TX
RF T
ssf
sf
sf
5 RF
5 R
fssss
6
6
Gf
44
4
Gf
15
o
if
O
O
if
if
if
{iif
ii
3126
nna Control Neg
na Control N
6.12.37!26;11;15
111
26;
6;
y control regist
gist
e
26
r Power Enab
Power
le
7
37
37
.3
nal
2.
e Signal
gnal
12
ntrol Positive Si
ositive S
with LED0, can
th LED0
1
hared with LED
hared with LED
6
Antenna Cont
Antenna Con
12
33331