IC-NQC_13 Datasheet, PDF (12/30 Pages) IC-Haus GmbH – Sin/D CONVERTER WITH SIGNAL CALIBRATION

iC-NQC
13-bit Sin/D CONVERTER WITH SIGNAL CALIBRATION
CONVERTER FUNCTIONS
Rev D3, Page 12/30
SELRES
Code
0x00
0x01
0x02
0x03
0x04
0x05
0x06
0x07
0x08
0x09
0x0A
0x0B
0x0C
0x0D
0x0E
0x0F
Adr 0x00, Bit 4:0
Binary
Resolutions
Examples of Permissible
Input Frequencies finmax
(FCTR 0x0004, 0x4302)
-
-
-
8192
171 Hz, 1.14 kHz
4096
342 Hz, 2.28 kHz
2048
683 Hz, 4.56 kHz
1024
1.37 kHz, 9.1 kHz
512
2.73 kHz, 18.2 kHz
256
5.47 kHz, 36.5 kHz
128
10.9 kHz, 72.9 kHz
64
21.9 kHz, 145.8 kHz
32
43.7 kHz (max. 250 kHz)
16
87.5 kHz (max. 250 kHz)
8
175 kHz (max. 250 kHz)
-
-
Table 11: Binary resolutions
HYS
Code
0x00
0x01
0x02
0x03
0x04
0x05
0x06
0x07
Notes
Adr 0x01, Bit 7:5
Hysteresis in Hysteresis in Absolute error*
degrees
LSB
0°
0.0879°
1 LSB @
12 bit
0.044°
0.1758°
1/2 LSB @
10 bit
0.088°
0.3516°
1 LSB @
10 bit
0.176°
0.7031°
1/2 LSB @
8 bit
0.352°
1.4063°
1 LSB @ 8 bit 0.703°
5.625°
2.813°
45°
only
22.5°
recommended
for calibration
*) The resulting absolute error is equivalent to half
the angle hysteresis.
Table 13: Hysteresis
SELRES
Code
0x10
0x11
0x12
0x13
0x14
0x15
0x16
0x17
0x18
0x19
0x1A
0x1B
0x1C
0x1D
0x1E
0x1F
Notes
Adr 0x00, Bit 4:0
Decimal
Resolutions
Examples of Permissible
Input Frequencies finmax
(FCTR 0x0004, 0x4302)
2000
700 Hz, 4.67 kHz
1600
875 Hz, 5.83 kHz
1000
1.4 kHz, 9.33 kHz
800
1.75 kHz, 11.67 kHz
500
2.8 kHz, 18.67 kHz
400
250 ^*1
125 ^*1,2
3.5 kHz, 23.3 kHz
5.6 kHz, 37.3 kHz
5.6 kHz, 37.3 kHz
320
160 ^*2
80 ^*4
40 ^*8
4.4 kHz, 29.2 kHz
4.4 kHz, 29.2 kHz
4.4 kHz, 29.2 kHz
4.4 kHz, 29.2 kHz
200
7.0 kHz, 46.7 kHz
100 ^*2
7.0 kHz, 46.7 kHz
50 ^*1,4
7.0 kHz, 46.7 kHz
25 ^*1,8
7.0 kHz, 46.7 kHz
*1 _{Not suitable for incremental output on A, B.}
*2,4,8 _{The internal resolution is higher by}
a factor of 2, 4 or 8.
Table 12: Decimal resolutions