DAC39J82 Datasheet, PDF (88/144 Pages) Texas Instruments – Resolution: 16-Bit

DAC39J82
SLASE47 – JANUARY 2015
7.5.1.46 config45 Register – Address: 0x2D, Default: 0x0000
15
reserved
7
Register
Name
config45
Addr
(Hex)
0x2D
Figure 126. config45 Register Format
14
13
6
5
reserved
12
11
10
reserved
4
3
2
pap_ dlylen_sel
Table 75. config45 Register Field Descriptions
9
1
pap_gain
Bit Name
Function
15 reserved
Reserved
14:4 reserved
Reserved
3 pap_ dlylen_sel Select the length of the PAP average:
0 : 64 samples
1 : 128 samples
2:0 pap_gain
The amount of attenuation to apply when the threshold for PAP is met:
000 : no attenuation
001 : divide by 2
010 : divided by 4
011 : divided by 8
100 : divided by 16
101 : no attenuation
110 : no attenuation
111 : no attenuation
7.5.1.47 config46 Register – Address: 0x2E, Default: 0xFFFF
Figure 127. config46 Register Format
15
14
13
12
11
10
9
pap_vth
7
6
5
4
3
2
1
pap_vth
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8
0
Default
Value
0
00000000000
0
000
8
0
Register
Name
config46
Addr
(Hex)
0x2E
Table 76. config46 Register Field Descriptions
Bit Name
15:0 pap_vth
Function
The threshold value for the PA protection logic. When the power
measurement is greater than this activate the PA protection logic.
Default
Value
0xFFFF
88
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