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RF2052 数据表(PDF) 22 Page - RF Micro Devices

部件名 RF2052
功能描述  HIGH PERFORMANCE WIDEBAND RF PLL/VCO WITH INTEGRATED RF MIXER
PDF  37 Pages
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制造商  RFMD [RF Micro Devices]
网页  http://www.rfmd.com
标志 RFMD - RF Micro Devices

RF2052 数据表(HTML) 22 Page - RF Micro Devices

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RF2052
DS140110
7628 Thorndike Road, Greensboro, NC 27409-9421 · For sales or technical
support, contact RFMD at (+1) 336-678-5570 or sales-support@rfmd.com.
CFG1 (OOh) - Operational Configuration Parameters
CFG2 (O1h) - Mixer Bias and PLL Calibration
#
Bit Name
Default
Function
15
LD_EN
1
9
Enable lock detector circuitry
14
LD_LEV
0
Modify lock range for lock detector
13
TVCO(4:0)
0
VCO warm-up time=TVCO/(FREF*256)
12
0
11
0
1
10
0
90
8
PDP
1
Phase detector polarity: 0=positive, 1=negative
7
LF_ACT
1
C
Active loop filter enable, 1=Active 0=Passive
6
CPL(1:0)
1
Charge pump leakage current: 00=no leakage, 01=low leakage, 10=mid leakage, 11=high
leakage
50
4
CT_POL
0
Polarity of VCO coarse-tune word: 0=positive, 1=negative
30
0
2
EXT_VCO
0
0=Normal operation 1=external VCO (VCO3 disabled, KV_CAL and CT_CAL must be dis-
abled)
1
FULLD
0
0=Half duplex, mixer is enabled according to MODE pin, 1=Full duplex, both mixers enabled
0
CP_LO_I
0
0=High charge pump current, 1=low charge pump current
#
Bit Name
Default
Function
15
MIX1_IDD
1
8
This register is not used for the RF2052.
14
0
13
0
12
MIX1_VB
0
This register is not used for the RF2052.
11
1
C
10
MIX2_IDD
1
Mixer 2 current setting: 000=0mA to 111=35mA in 5mA steps
90
80
7
MIX2_VB
0
5
Mixer 2 voltage bias
61
50
4
KV_RNG
1
Sets accuracy of voltage measurement during KV calibration: 0=8bits, 1=9bits
3
NBR_CT_AVG
1
8
Number of averages during CT cal
20
1
NBR_KV_AVG
0
Number of averages during KV cal
00



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