MICRF507 Micrel Semiconductor, MICRF507 Datasheet - Page 44

• Manufacturer Part Number: MICRF507
• Description: 470MHz to 510MHz Low-Power FSK Transceiver
• Manufacturer: Micrel Semiconductor

March 2010
Micrel, Inc.
Category
DataI/F
System
XCOtune
RefClk_K
BitRate_clkS
Mod_clkS
BitSync_clkS
Sync_en
M0
A0
N0
M1
A1
N1
CP_HI
VCO_Freq
VCO_IB
LD_en
By_LNA
PF_FC
SC_by
ScClk
RSSI_en
FEEC
FEE
Modulation
Mod_I
Mod_A
Mod_F
PA
PA_by
Mode
OUTS
Field Name
Number
of bits
12
12
12
12
1
6
6
1
2
3
1
1
2
1
5
1
4
8
2
5
4
3
3
1
2
4
5
6
3
3
3
Reg9[4:0]
Reg7[5:0]
Reg6[0],
Reg7[7:6]
Reg6[6:4]
Reg6[3:1]
Reg0[3]
Reg13[3:0],
Reg14[7:0]
Reg10[5:0]
Reg11[3:0],
Reg12[7:0]
Reg18[3:0],
Reg19[7:0]
Reg15[5:0]
Reg16[3:0],
Reg17[7:0]
Reg2[7]
Reg3[1:0]
Reg3[4:2]
Reg1[2]
Reg0[7]
Reg1[1:0]
Reg2[6]
Reg8[4:0]
Reg1[3]
Reg21[3:0]
Reg22[7:0]
Reg1[7:6]
Reg4[4:0]
Reg5[3:0]
Reg4[7:5]
Reg0[6:4]
Reg2[4]
Reg0[2:1]
Reg2[3:0]
Location
of bits
Table 27. Register Fields
Crystal oscillator trimming
Reference clock divider
Bitrate clock setting
Modulator clock setting
BitSync clock setting
Synchronizer Mode bit
M0 counter
A0 counter
N0 counter
M1 counter
A1 counter
N1 counter
High charge pump current (500 μA = 4x) on/off
Frequency setting of VCO (highest frequency at 11)
VCO bias current setting (highest current at 111, 100
typical)
Lock detect function on/off
LNA bypass on/off
Pre-filter corner frequency
Bypass of switched capacitor filter on/off
Switched Cap clock divider
RSSI function on/off
FEE control bits
FEE value (read only)
Modulation selection
Modulator current setting
Modulator attenuator setting
Modulator filter setting
Power amplifier level
Bypass of PA stage on/off
Main mode selection
Test pins output
44
Description
www.DataSheet4U.com
Table 7
Table 14
Table 15
Table 18
Table 17
Table 20
Table 28
M9999-032210-B
Reference
MICRF507