SI4126-BMR Silicon Laboratories Inc, SI4126-BMR Datasheet - Page 22

• Manufacturer Part Number: SI4126-BMR
• Description: RF Wireless Misc 802.11b and ISM Band
• Manufacturer: Silicon Laboratories Inc
• Type: ISM RF Synthesizer with Integrated Vcosr

Specifications of SI4126-BMR

• Operating Frequency: 62.5 MHz to 1000 MHz
• Supply Current: 25.7 mA
• Operating Temperature Range: - 40 C to + 85 C
• Package / Case: MLP-28
• Mounting Style: SMD/SMT
• Power Gain Typ: 3.5 dB
• Lead Free Status / RoHS Status: Lead free / RoHS Compliant

Si4136/Si4126
Register 0. Main Configuration Address Field = A[3:0] = 0000
22
Name
Bit
17:14
13:12
11:10
Bit
9:7
2:0
6
5
4
3
D17 D16 D15 D14 D13 D12 D11 D10 D9
0
0
AUTOPDB
Reserved
Reserved
Reserved
Reserved
AUXSEL
XINDIV2
0
LPWR
Name
IFDIV
0
AUXSEL
Auxiliary Output Pin Definition.
00 = Reserved.
01 = Force output low.
11
IF Output Divider
00 = IFOUT = IFVCO Frequency
01 = IFOUT= IFVCO Frequency/2
10 = IFOUT = IFVCO Frequency/4
11 = IFOUT = IFVCO Frequency/8
Program to zero.
XIN Divide-By-2 Mode.
0 = XIN not divided by 2.
1 = XIN divided by 2.
Output Power-Level Settings for IF Synthesizer Circuit.
0 = R
1 = R
Program to zero.
Auto Powerdown
0 = Software powerdown is controlled by Register 2.
1 = Equivalent to setting all bits in Register 2 = 1.
Program to zero.
Program to zero.
= Lock Detect (LDETB).
IFDIV
LOAD
LOAD
500 —normal power mode.
500 —low power mode.
Rev. 1.41
0
D8
0
D7
0
DIV2
XIN
Function
D6
LPWR
D5
D4
0
AUTO
PDB
D3
D2
0
D1
0
D0
0