TMC2242B CADEKA [Cadeka Microcircuits LLC.], TMC2242B Datasheet - Page 6

• Manufacturer Part Number: TMC2242B
• Description: Digital Half-Band Interpolating/Decimating Filter 12-bit In/16-bit Out, 60 MHz
• Manufacturer: CADEKA [Cadeka Microcircuits LLC.]

PRODUCT SPECIFICATION
Table 2. Impulse Response
Input = 0, 0, 0, …, 0, 400h, 0, …, 0, 0, 0
INT = DEC = TCO = 1
6
FFDB
FEB5
01CA
03CD
FFF2
FFA8
007D
FF51
FD79
F95E
145B
0000
0017
0000
0000
0039
0000
0000
0000
0000
00F3
0000
0000
0000
0000
0000
0000
2010
Hex
Decimal Equivalent
-0.000875473
-0.002265930
-0.006366836
0.001390457
0.003501892
0.007621765
-0.01071167
-0.02018738
-0.03949928
0.01483154
0.02796364
0.05937767
-0.1036148
0.3180542
0.5009766
0.0
0.0
0.0
0.0
0.0
0.0
0.0
0.0
0.0
0.0
0.0
0.0
0.0
start & end
center
Table 3. Step Response
Table 4a. Input Data Format
Input
400
400
400
400
000
000
000
000
000
000
000
...
...
...
-2
0
DEC=1
TCO=0
4FEB
INT=1
3FE7
3FE7
3FE7
6FFB
7FFF
3B90
3B90
8456
xx
xx
...
...
...
2
-1
DEC=1
TCO=1
FBA9
INT=1
4018
4018
4018
446F
446F
0000
3014
1004
xx
xx
...
...
...
2
-2
DEC=1
TCO=1
INT=0
FBA9
2008
2010
2008
245F
2010
1004
0000
0000
xx
xx
...
...
...
…
DEC=0
TCO=1
INT=1
FBA9
4018
4018
4018
446F
446F
1004
1004
0000
xx
xx
...
...
...
TMC2242A/TMC2242B
2
-10
DC Gain
Max Ringing
Min Ringing
Steady State
2
-11