49
BD-V1100, BD-V1110
Charge
Pump
Program-
mable
Charge
Pump
Digital
Phase
Comparator
Digital
Phase
Comparator
Program-
mable
Ref‘
Divider
Program-
mable
Main
Divider
Program-
mable
Ref
Divider
Fixed
Main
Divider
3 Wire Bus
Tranceiver
∑
DAC
90
CK
11
TKa_MOD
TKb_MOD
OSC_IN
TKa_CONV
TKb_CONV
10
17
12
22
21
BUF_OUT
2
BUF_OUTC
3
OUTEN
1
24 25
28 27
30
31
RF_INC
RF_IN
RF_OUTC
RF_OUT
IF_FIL
TC
IF_FIL
T
AGND1
9
SW_CAP
32
AVCC2
29
AGND2
4
26
AVCC1
TUNE_CONV
CP_MOD
20
CP_CONV
19
14
I_INC 6
I_IN 5
DATA
15
EN
16
LOCK
23
DGND
18
DVCC
13
0
/ 2
Q_INC 8
Q_IN 7
No.
Pin Name
Function
No.
Pin Name
Function
1
OUTEN
Output Enable
17
OSC_IN
Crystal oscillator input
2
BUF_OUT
Output amplifier balanced output
18
DGND
Digital ground
3
BUF_OUTC Output amplifier balanced output
19
CP_CONV
Converter charge pump output for PLL loop filter
4
AGND2
Converter analog ground
20
TUNE_CONV Tuning voltage output for converter VCO
5
I_IN
I balanced input
21
TKb_CONV
Converter VCO tank circuit input 1
6
I_INC
I balanced input
22
TKa_CONV
Converter VCO tank circuit input 2
7
Q_IN
Q balanced input
23
LOCK
Lock detect signal
8
Q_INC
Q balanced input
24
IF_FILT
IF balanced output to filter
9
AGND1
Modulator analog ground
25
IF_FILTC
IF balanced output to filter
10 TKa_MOD
Modulator VCO tank circuit input2
26
AVCC1
Modulator analog supply
11 TKb_MOD
Modulator VCO tank circuit input1
27
RF_OUTC
RF balanced output to filter
12 CP_MOD
Modulator charge pump output for PLL loop Filter
28
RF_OUT
RF balanced output to filter
13 DVCC
Digital supply
29
AVCC2
Converter analog supply
14 CK
3 wire bus serial control Clock
30
RF_IN
RF balanced input to programmable amplifier
15 DATA
3 wire bus serial control Data
31
RF_INC
RF balanced input to programmable amplifier
16 EN
3 wire bus serial control Enable
32
SW_CAP
Switch capacitor
TDA8050T [MAIN ASSY (2/12) : IC2002]
• QPSK Transmitter IC
•
Block Diagram
•
Pin Function