SLAU367P October 2012 – April 2020 MSP430FR5041 , MSP430FR5043 , MSP430FR50431 , MSP430FR5847 , MSP430FR58471 , MSP430FR5848 , MSP430FR5849 , MSP430FR5857 , MSP430FR5858 , MSP430FR5859 , MSP430FR5867 , MSP430FR58671 , MSP430FR5868 , MSP430FR5869 , MSP430FR5870 , MSP430FR5872 , MSP430FR58721 , MSP430FR5887 , MSP430FR5888 , MSP430FR5889 , MSP430FR58891 , MSP430FR5922 , MSP430FR59221 , MSP430FR5947 , MSP430FR59471 , MSP430FR5948 , MSP430FR5949 , MSP430FR5957 , MSP430FR5958 , MSP430FR5959 , MSP430FR5962 , MSP430FR5964 , MSP430FR5967 , MSP430FR5968 , MSP430FR5969 , MSP430FR5969-SP , MSP430FR59691 , MSP430FR5970 , MSP430FR5972 , MSP430FR59721 , MSP430FR5986 , MSP430FR5987 , MSP430FR5988 , MSP430FR5989 , MSP430FR5989-EP , MSP430FR59891 , MSP430FR5992 , MSP430FR5994 , MSP430FR59941 , MSP430FR6005 , MSP430FR6007 , MSP430FR6035 , MSP430FR6037 , MSP430FR60371 , MSP430FR6041 , MSP430FR6043 , MSP430FR60431 , MSP430FR6045 , MSP430FR6047 , MSP430FR60471 , MSP430FR6820 , MSP430FR6822 , MSP430FR68221 , MSP430FR6870 , MSP430FR6872 , MSP430FR68721 , MSP430FR6877 , MSP430FR6879 , MSP430FR68791 , MSP430FR6887 , MSP430FR6888 , MSP430FR6889 , MSP430FR68891 , MSP430FR6920 , MSP430FR6922 , MSP430FR69221 , MSP430FR6927 , MSP430FR69271 , MSP430FR6928 , MSP430FR6970 , MSP430FR6972 , MSP430FR69721 , MSP430FR6977 , MSP430FR6979 , MSP430FR69791 , MSP430FR6987 , MSP430FR6988 , MSP430FR6989 , MSP430FR69891
The programmable gain amplifier (PGA) allows adjusting the input signal amplitude to satisfy the input range of the SDHS modulator. The input gain can be adjusted by SDHSCTL6.PGA_GAIN[5:0]. See Table 22-2 for the PGA gain table.
SDHSCTL6.PGA_GAIN[5:0] Bits | PGA Gain (Typical)
(dB) |
Tolerance | Shift (Entire Table) |
---|---|---|---|
00xxxxb | –6.5 | ±1 dB | ±1 dB |
010000b | –6.5 | ±1 dB | ±1 dB |
010001b | –6.5 | ±1 dB | ±1 dB |
010010b | –5.5 | ±1 dB | ±1 dB |
010011b | –4.6 | ±1 dB | ±1 dB |
010100b | –4.1 | ±1 dB | ±1 dB |
010101b | –3.3 | ±1 dB | ±1 dB |
010110b | –2.3 | ±1 dB | ±1 dB |
010111b | –1.4 | ±1 dB | ±1 dB |
011000b | –0.8 | ±1 dB | ±1 dB |
011001b | 0.1 | ±1 dB | ±1 dB |
011010b | 1.0 | ±1 dB | ±1 dB |
011011b | 1.9 | ±1 dB | ±1 dB |
011100b | 2.6 | ±1 dB | ±1 dB |
011101b | 3.5 | ±1 dB | ±1 dB |
011110b | 4.4 | ±1 dB | ±1 dB |
011111b | 5.2 | ±1 dB | ±1 dB |
100000b | 6.0 | ±1 dB | ±1 dB |
100001b | 6.8 | ±1 dB | ±1 dB |
100010b | 7.7 | ±1 dB | ±1 dB |
100011b | 8.7 | ±1 dB | ±1 dB |
100100b | 9.0 | ±1 dB | ±1 dB |
100101b | 9.8 | ±1 dB | ±1 dB |
100110b | 10.7 | ±1 dB | ±1 dB |
100111b | 11.7 | ±1 dB | ±1 dB |
101000b | 12.2 | ±1 dB | ±1 dB |
101001b | 13.0 | ±1 dB | ±1 dB |
101010b | 13.9 | ±1 dB | ±1 dB |
101011b | 14.9 | ±1 dB | ±1 dB |
101100b | 15.5 | ±1 dB | ±1 dB |
101101b | 16.3 | ±1 dB | ±1 dB |
101110b | 17.2 | ±1 dB | ±1 dB |
101111b | 18.2 | ±1 dB | ±1 dB |
110000b | 18.8 | ±1 dB | ±1 dB |
110001b | 19.6 | ±1 dB | ±1 dB |
110010b | 20.5 | ±1 dB | ±1 dB |
110011b | 21.5 | ±1 dB | ±1 dB |
110100b | 22.0 | ±1 dB | ±1 dB |
110101b | 22.8 | ±1 dB | ±1 dB |
110110b | 23.6 | ±1 dB | ±1 dB |
110111b | 24.6 | ±1 dB | ±1 dB |
111000b | 25.0 | ±1 dB | ±1 dB |
111001b | 25.8 | ±1 dB | ±1 dB |
111010b | 26.7 | ±1 dB | ±1 dB |
111011b | 27.7 | ±1 dB | ±1 dB |
111100b | 28.1 | ±1 dB | ±1 dB |
111101b | 28.9 | ±1 dB | ±1 dB |
111110b | 29.8 | ±1 dB | ±1 dB |
111111b | 30.8 | ±1 dB | ±1 dB |