TMS3705
11-07-22-003 – SCBS881B –JANUARY 2010–REVISED APRIL 2010
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D PACKAGE
(TOP VIEW)
1
2
3
4
5
6
7
8
16
15
14
13
12
11
10
9
SENSE
SFB
TXCT
F_SEL
SCIO
D_TST
A_TST
ANT1
VSSA
ANT2
VDDA
NC
VSS/VSSB
OSC1
OSC2
VDD
NC – No connection
TERMINAL FUNCTIONS
TERMINAL
NO. NAME
TYPE
DESCRIPTION
1
2
SENSE
SFB
Analog input
Input of the RF amplifier
Analog output Output of the RF amplifier
Digital output Test output for digital signals
Analog output Test output for analog signals
3
D_TST
A_TST
ANT1
VSSA
ANT2
VDDA
VDD
4
5
Driver output
Supply input
Driver output
Supply input
Supply input
Antenna output 1
6
Ground for the full bridge drivers
Antenna output 2
7
8
Voltage supply for the full bridge drivers
Voltage supply for non-power blocks
9
10
11
12
13
14
15
16
OSC2
OSC1
VSS/VSSB
NC
Analog output Oscillator output
Analog input
Supply input
Oscillator input
Ground for non-power blocks and PLL
Not connected
SCIO
Digital output Data output to the microcontroller
F_SEL
TXCT
Digital input
Digital input
Control input for frequency selection (default value is high)
Control input from the microcontroller (default value is high)
2
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