hsp50415 Intersil Corporation, hsp50415 Datasheet - Page 22

• Manufacturer Part Number: hsp50415
• Description: Wideband Programmable Modulator Wpm
• Manufacturer: Intersil Corporation

BIT NO.
BIT NO.
31:24
23:14
31:26
25:22
13:4
21:8
1:0
7:0
BIT NO.
3
2
27:16
15:1
31
30
29
28
0
FIFO Threshold Lower Limit<7:0>
Q Scale Factor<9:0>
Q DC Offset <9:0>
Q Negate Scale Factor
Q Subtract DC Offset
Q Programmable Round
00
01
10
11
Post Shaping Filter Gain 01.XXXXXX
Post Shaping Filter Shift<3:0>
N Count <13:0> for Phase Error Detector
M Count <7:0> for Phase Error Detector. (Minimum value = 4)
B
B
B
B
= Round in both positions
= No Rounding
= Round to 14-bits at output
= Round to 12-bits at output
Reserved
Invert Phase Error
Invert Frequency Error
Disable Offset Frequency
Loop Filter Gains:
Bits 27:24 = lag[3:0]
Bits 23:20 = frq[3:0]
Bits 19:16 = lead[3:0]
Loop Filter Shifts:
Bits 15:11 = lag[4:0]
Bits 10:6 = frq[4:0]
Bits 5:1 = lead[4:0]
Zero Loop Filter Accumulator
22
TABLE 19. GAIN AND PHASE ERROR CONTROL
TABLE 20. DIGITAL LOOP FILTER CONTROL
TABLE 18. Q CHANNEL CALIBRATION
DESCRIPTION
DESCRIPTION
DESCRIPTION
ADDRESS = 04
ADDRESS = 05
ADDRESS = 06
HSP50415
H
H
H
RESET STATE
RESET STATE
RESET STATE
0000
000
000000
3FFF
1011
0
1
0
1
0
000
000
FF
FF
10
April 23, 2007
H
H
0
0
H
B
H
H
H
B
FN4559.6
H
B