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STA011 数据表(PDF) 10 Page - STMicroelectronics

部件名 STA011
功能描述  L-band RF front-end for digital radio
PDF  38 Pages
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制造商  STMICROELECTRONICS [STMicroelectronics]
网页  http://www.st.com
标志 STMICROELECTRONICS - STMicroelectronics

STA011 数据表(HTML) 10 Page - STMicroelectronics

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Electrical specifications
STA011
10/38
3.4
Electrical characteristics
Table 6.
Supply currents, (Tamb = 25°C, VP-VN = 3V)
Symbol
Parameter
Test conditions/notes
Min.
Typ.
Max.
Unit
ICC1
Current supplied by VP1
Powered circuits: LNA, RFMixer,
IF buffer
12.5
17
21.5
mA
ICC2
Current supplied by VP2
Powered circuits: RFVCO, divider
by 2 and LO buffer
Powered circuits: external LO1,
divider by 2 and LO buffer
5.5
11.5
9
15
12.5
18.5
mA
ICC3
Current supplied by VP3
Powered circuits: Digital cells,
Crystal oscillator (XOSel high)
Powered circuits: Digital cells,
external REF (XOSel low)
5.5
3.5
7
6
11.5
8
mA
ICC4
Current supplied by VP4
Powered circuits: VGAs, IFMixer,
output buffer, IFPLL
VAGC1=VAGC2=1.2V,
IFgain=75dB
8.5
13
17.5
mA
ICCTOT
ICC1+ ICC2+ ICC3+ ICC4
CE = high, XOSel high, RFVCO
enabled
36
46
56
mA
ICCTOT,SB
Standby current
CE = low
20
µA
Table 7.
LNA, RF mixer and IF1 buffer, (Tamb = 25°C, VP-VN = 3V)
Symbol
Parameter
Test conditions/notes
Min.
Typ.
Max.
Unit
BWi
Input signal BW
1452
1492
MHz
BW0
Output signal BW
114
116.5
MHz
GV
Voltage gain
Input LNI, NLNI pins; output SIP,
SIN pins.
RL = 200Ω, PADj1,2 pins floating
26
30
34
dB
GV,trim
Voltage gain
Input LNI, NLNI pins; output
SIP,SIN pins.
RL=200Ω, Rext=0
19
25
29
dB
ΔG
V
Voltage gain
variation
Programmable via software mode
2.5
dB
Zi
Input impedance
Balanced @ LNi, NLNI pins, R//C
75
0.2
Ω
pF
Zo
Output impedance
Balanced @ SIP, SIN pins
50
Ω
γ
Return loss
LNI,NLNI pins
14
dB
NF
Noise figure
Measurements condition: Input
LNI, NLNI pins; output SIP,SIN
pins,RL=200Ω, PADj1,2 pins
floating, Rs=50Ω
57
dB



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