CMX980AL7 Просмотр технического описания (PDF) - MX-COM Inc
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CMX980AL7 Datasheet PDF : 82 Pages
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Digital Radio Baseband Processor
5
2 Signal List
CMX980A Advance Information
Packages
44-pin PLCC 44-pin QFP
(L6)
(L7)
Pin No.
Pin No.
15
9
16
10
17
11
18
12
19
13
20
14
11
5
12
6
23
17
14
8
24
18
25
19
26
20
30
24
29
23
42
36
41
35
38
32
37
31
43
37
44
38
1
39
2
40
10
4
9
3
8
2
7
1
36
30
35
29
32
26
33
27
34
28
6
44
Signal
Name
MCLK
SClk
CmdDat
CmdFS
CmdRdDat
CmdRdFS
RxDat
RxFS
N_IRQ
N_RESET
~
Type
input
output
bi-directional
input
output
output
output
output
output
input
input
ITXP
ITXN
QTXP
QTXN
IRXP
IRXN
QRXP
QRXN
AUXADC1
AUXADC2
AUXADC3
AUXADC4
AUXDAC1
AUXDAC2
AUXDAC3
AUXDAC4
BIAS1
output
output
output
output
input
input
input
input
input
input
input
input
output
output
output
output
bi-directional
BIAS2 bi-directional
VCC1
VCC2
VCC3
Power
Power
Power
VDD1
Power
Description
Master clock input (typically 9.216MHz)
Serial interface clock
Command serial interface Data
Command serial interface Frame
Command serial interface Read Data
Command serial interface Read Frame
Receive serial interface Data
Receive serial interface Strobe
Interrupt request
Chip Reset
For manufacturers use only. Connect
this pin to VSS.
Transmit "I" channel, positive output
Transmit "I" channel, negative output
Transmit "Q" channel, positive output
Transmit "Q" channel, negative output
Receive "I" channel, positive input
Receive "I" channel, negative input
Receive "Q" channel, positive input
Receive "Q" channel, negative input
Auxiliary ADC channel 1
Auxiliary ADC channel 2
Auxiliary ADC channel 3
Auxiliary ADC channel 4
Auxiliary DAC channel 1
Auxiliary DAC channel 2
Auxiliary DAC channel 3
Auxiliary DAC channel 4
Analog bias level. This pin should be
decoupled to VSSB.
DAC reference level. This pin should
normally be connected to VSSB.
I Channel analog positive supply rail.
This pin should be decoupled to VSS1.
Q Channel analog positive supply rail.
This pin should be decoupled to VSS2.
Analog Bias positive supply rail. Levels
and voltages are dependent upon this
supply. This pin should be decoupled to
VSSB.
Auxiliary analog positive supply rail. This
pin should be decoupled to VSSA.
2000 MX-COM, Inc.
www.mxcom.com tel: 800 638 5577 336 744 5050 fax: 336 744 5054
Doc. 20480201.001
4800 Bethania Station Road, Winston-Salem, NC 27105-1201, USA
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