si4430 Silicon Laboratories, si4430 Datasheet - Page 137

• Manufacturer Part Number: si4430
• Description: Si4430 Ism Transceiver
• Manufacturer: Silicon Laboratories

Register 67h. Delta-Sigma ADC Tuning 1
Register 68h. Delta-Sigma ADC Tuning 2
Reset value = 00011101
Reset value = 00000011
Name
Name
Type
Type
Bit
Bit
3:0
7:5
2:0
Bit
Bit
7
6
5
4
4
3
adctune[3:0]
adctuneovr
adcref[2:0]
Reserved
adcoloop
enrefdac
adcrst
R/W
envcm
Name
adcrst
enadc
Name
D7
D7
Reserved
enrefdac
Delta-Sigma ADC Reset.
Delta-Sigma ADC Reference DAC Enable Override.
Delta-Sigma ADC Enable Override.
Resonator RC Calibration Value Override Enable.
Resonator RC Calibration Value.
Reserved.
Delta-Sigma ADC VCM Enable Override.
Delta-Sigma ADC Open Loop Enable.
Delta-Sigma ADC Reference Voltage.
000:
001:
010:
…
111:
R/W
D6
D6
R
0.5 V
0.6 V
0.7 V
1.2 V
enadc
R/W
D5
D5
Preliminary Rev. 0.4
adctuneovr
envcm
R/W
R/W
D4
D4
adcoloop
Function
Function
R/W
D3
D3
D2
D2
adctune[3:0]
R/W
adcref[2:0]
R/W
D1
D1
Si4430
D0
D0
137