ML5805
PIN
SIGNAL
NAME
I/O
FUNCTION
DIAGRAM
27
30
VCCA
PWR/I
3.3VDC power supply input
N/A
N/A
VBG_PA
PWR/O
1.13VDC bandgap voltage output. Place
capacitor between this pin and ground to
decouple (bypass) noise
(Decouple)
31
32
VCC_PA
VREGPA
PWR/I
Unregulated Battery DC Power Supply Input
N/A
N/A
PWR/O
Programmable 3.6VDC/3.4VDC/3.3VDC
regulator output. Place capacitor between this
pin and ground to decouple (bypass) noise
and to stabilize the regulator.
(Decouple)
33
VREGIF
PWR/O
2.7VDC regulator output. Place capacitor
between this pin and ground to decouple
(bypass) noise and to stabilize the regulator.
N/A
(Decouple)
TRANSMIT PINS
4
DIN
I (CMOS)
Transmit Data Input.
VDD
VDD
VDD
DIN
VSSD
VSSD
VSSD
28
TXO
O (analog)
TX RF open-collector output. Connect this pin
to VREGPA using an (RF blocking) inductor
29
ISET
I (analog)
TX ISET resistor.
RF MICRO DEVICES®, RFMD®, OPTIMUM TECHNOLOGY MATCHING®, ENABLING WIRELESS CONNECTIVITY™, POWERSTAR®, POLARIS™ TOTAL RADIO™ ULTIMATEBLUE™ AND FASTWAVE™ ARE TRADEMARKS OF RFMD, LLC. BLUETOOTH IS A TRADEMARK OWNED BY
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PRELIMINARY DATA SHEET
APRIL 2008
EDS-106041 REV P01
7628 THORNDIKE ROAD, GREENSBORO, NC 27409-9421 · FOR SALES OR TECHNICAL
REV A1 DS071026 SUPPORT, CONTACT RFMD AT (+1) 336-678-5570 OR SALES-SUPPORT@RFMD.COM
7
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