User's Manual

RTL8191E-GR

Datasheet

Wireless LAN Network Interface Controller 10 Rev.0.4

5.3.

Power Pins

Table 3. Power Pins

Symbol Type Pin No Description

50 Input VDD33

GND

28,41,59 Regulator GND

VD33A

3,11,21,39,51 VDD 3.3V for Analog.

VD12D P 36, 58 +1.2V (Digital)

VD18A P 7,15,23 VDD 1.8V for Analog.

VD15A P 24 Analog 1.5V Capacitor

VD33D P 55 VDD3.3V for Digital

VD18D P 37 VDD 1.8V for Digital.

VD12A P 40 VDD 1.2V for Analog

RETX P 22 For Bandgap and Bias

5.4.

RF Interface

Table 4. RTL8191SE-GR RF Interface

Symbol Type Pin No Description

PAPE0 O 1 2.4GHz Transmit Power Amplifier Power Enable.

TRSWP0 O 2 Transmit/Receive Path Select 0.

TX2G_ON0 O 4 RF TX positive signal to antenna A

TX2G_OP0 O 5 RF TX negative signal to antenna A

TRSWN0 O 6 Transmit/Receive Path Select 0.

RX2G_IP0 O 8 RF RX positive signal from antenna A

RX2G_IN0 O 9 RF RX negative signal from antenna A

PAPE1 O 10 2.4GHz Transmit Power Amplifier Power Enable.

RX2G_IP1 I 15 RF RX positive signal from antenna B

RX2G_IN1 I 16 RF RX negative signal from antenna B

ANT_SEL_P O 17 Antenna Control Positive signal

ANT_SEL_N O 18 Antenna Control Negative signal

TSSI_0 I 64 Transmit signal strength indication from external power amplifier

5.5.

LED Interface

Table 4. LED Interface

Symbol Type Pin No Description

LED0, 1 O 19/20 LED Pins (Active low).