参数资料
型号: AD6623PCB
厂商: Analog Devices, Inc.
英文描述: 4-Channel, 104 MSPS Digital Transmit Signal Processor TSP
中文描述: 4通道,104 MSPS的数字传输信号处理器判刑
文件页数: 32/40页
文件大小: 381K
代理商: AD6623PCB
REV. 0
AD6623
Channel Function Registers (continued)
Internal Address
–32–
Bit
AD6622 Compatible Description
Ch. A NCO Frequency Update Hold
Off Counter
3
Ch. A NCO Phase Offset
2
Reserved
AD6623 Extensions Description
15
0
15
0
17
16
No Change
No Change
2
Ch. A Phase Sync Select
3
00: Sync0 (See 0x001 Beam)
01: Sync1
10: Sync2
11: Sync3
No Change
No Change
No Change
Ch. A CIC2 Decimation, M
2
1
Ch. A CCI2 Interpolation, L
2
1, extended
No Change
No Change
Ch. A RCF TapsB, N
RCF
1 (8 bits)
3
Ch. A RCF TapsA, N
RCF
1 (new MSB)
2
No Change
2
Ch. A RCF Coef Offset, O
RCF
(new MSB)
2
No Change
2
Reserved
Ch. A Compact FIR Input Word Length
0: 16 bits
8 I followed by 8 Q
1: 24 bits
12 I followed by 12 Q
Ch. A RCF PRBS Enable
Ch. A RCF PRBS Length
3
0: 15
1: 8,388,607
Ch. A RCF Mode Select (1 of 3)
2
Ch. A RCF Mode Select (2 of 3)
2
Ch. A RCF Mode Select (3 of 3)
2
000: FIR
001: /4
DQPSK
010: GMSK
011: MSK
100: FIR, Compact Input Resolution
101: 8
PSK
110: 3
π
/8
8PSK
111: QPSK
No Change
2
No Change
2
0x104
0x105
15
0
7
5
4
0
8
0
11
8
7
0
7
0
15
8
7
6
0
7
6
0
15
10
9
Ch. A NCO Phase Offset Update Hold
off Counter
3
Reserved
Ch. A CIC Scale, S
CIC
Reserved
Reserved
Ch. A C1C2 Interpolation, L
2
1
Ch. A C1C5 Interpolation, L
5
1
Reserved
Reserved
Ch. A RCF TapsA, N
RCF
1 (7 bits)
1
Reserved
Ch. A RCF Coefficient Offset, O
RCF
(7 bits)
1
Unused
Unused
0x106
0x107
0x108
0x109
0x10A
0x10B
0x10C
8
7
Unused
Ch. A PRBS Length
3
0: 15
1: 8,388,607
Ch. A RCF PRBS Enable
Ch. A RCF Mode Select (1 of 2)
3
Ch. A RCF Mode Select (2 of 2)
3
00: FIR
01: FIR
10: QPSK
11: MSK
6
5
4
3
0
7
6
Ch. A RCF (Taps per Phase
3
)
1
Ch. A RCF Coarse Scale (a)
00: 0 dB
01:
6 dB
10:
12 dB
11:
18 dB
Ch. A RCF Phase EQ Enable
Ch. A Serial Clock Divisor (2, 4,
64)
Ch. A Fine Scale Factor Enable
0x10D
5
4
0
15
No Change
Ch. A Serial Clock Divisor (1, 2,
32)
Ch. A Unsigned Scale Factor
2
This is extended to allow values in the
range (0
2).
No Change
2
Reserved
Ch. A Time Slot Sync Select
00: Sync0 (See 0x001 Time Slot)
01: Sync1
10: Sync2
11: Sync3
The counter is unchanged, but instead of
just scale update, when the counter hits
one, the following sequence is initiated:
1. Ramp Down (if Ramp is enabled)
0x10E
14
2
1
0
17
16
Ch. A RCF Unsigned Scale Factor
2
Reserved
Unused
0x10F
15
0
Ch. A RCF Scale Hold
Off Counter
1
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