Specifications

DATA SHEET QF4A512
Rev D4, Dec 07 54 www.quickfiltertech.com
1 = Gain calibration
Description: Select whether to perform gain or offset calibration.
cal_enab
*0
1 = Start
Description: Write to 1 to begin calibration.
cal_srst
*0
1 = Reset
Description: Soft reset the calibration block.
EEh CAL_DTGT (Target Calibration Value)
Bit 7 Bit 6 Bit 5 Bit 4 Bit 3 Bit 2 Bit 1 Bit 0
Address EEh D7 D6 D5 D4 D3 D2 D1 D0
EFh CAL_DTGT (Target Calibration Value)
Bit 7 Bit 6 Bit 5 Bit 4 Bit 3 Bit 2 Bit 1 Bit 0
Address EFh D15 D14 D13 D12 D11 D10 D9 D8
Default value = 0
Description: Target calibration value for applied input voltage (gain calibration). Write to 0 for offset calibration.
F0h DBG_TEST – Reserved (Factory use only) (Default = 0)
F1h – FFh – Reserved
12.9 FIR coefficient and Data RAM addresses
G&H Filter Values
G Filter: 15 taps
00A5 0206 FEF5 F843 FA02 0C6B 2661 32C3
H Filter: 89 taps
0000 0001 FFFF FFFE 0000
0003 0001 FFFB FFFD 0007
0007 FFF9 FFF3 0005 0015
0000 FFE3 FFF6 0023 001B
FFDB FFCF 001F 004B FFF2
FF9B FFEE 007A 0041 FF7D
FF81 0076 00C8 FFB3 FEEE
0000 0151 0075 FE89 FEEE
016F 01D3 FEDB FD52 007F
0395 00A3 FB8A FD85 053F
0594 FA22 F40A 0644 2831
3999