![](http://datasheet.mmic.net.cn/Texas-Instruments/ADS62C17IRGC25_datasheet_100781/ADS62C17IRGC25_23.png)
www.ti.com ............................................................................................................................................................. SLAS631A – APRIL 2009 – REVISED JULY 2009
A7 – A0 IN HEX
D7
D6
D5
D4
D3
D2
D1
D0
55
<GAIN PROGRAMMABILITY – Common/Ch A>
<OFFSET CORR TIME CONSTANT – Common/Ch A>
Offset correction time constant
D7-D4
<GAIN PROGRAMMABILITY – Common/Ch A>
Gain control for both channels (with common control) or for channel A only (with independent
control).
0000 0 dB gain, default after reset
0001 0.5 dB gain
0010 1.0 dB gain
0011 1.5 dB gain
0100 2.0 dB gain
0101 2.5 dB gain
0110 3.0 dB gain
0111 3.5 dB gain
1000 4.0 dB gain
1001 4.5 dB gain
1010 5.0 dB gain
1011 5.5 dB gain
1100 6.0 dB gain
D3-D0
<OFFSET CORR TIME CONSTANT – Common/Ch A>
Correction loop time constant in number of clock cycles.
Applies to both channels (with common control) or for channel A only (with independent control).
0000 256 k
0001 512 k
0010 1 M
0011 2 M
0100 4 M
0101 8 M
0110 16 M
0111 32 M
1000 64 M
1001 128 M
1010 256 M
1011 512 M
A7 – A0 IN HEX
D7
D6
D5
D4
D3
D2
D1
D0
56
<SNRBoost Coeff 1 – Common/CH A>
<SNRBoost Coeff 2 – Common/CH A>
Copyright 2009, Texas Instruments Incorporated
23