RF133 查看數據表（PDF） - Conexant Systems
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RF133 Datasheet PDF : 17 Pages
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RF/IF Transceiver
RF133
Table 4. RF133 Electrical Specifications (3 of 4)
(TA = 25 °C, VCC = 3.0 V, except where noted)
Parameter
Charge-pump output current
Transmit output zero crossing spurs:
2X spurs
3X spurs
4X spurs
5X spurs
Transmit output noise level (Note 5)
Device turn-on and lock time (with respect to enable input)
Operating frequency set by resonator
Tuning voltage range
Resonator pin impedance
Symbol
Test Condition
Translation Loop (continued)
IOUT
Source/sink (CPOI =
HIGH)
Source/sink (CPOI =
LOW)
High impedance input
At 20 MHz offset from
carrier
VCO
FVCO
Varactor ground
referenced
Varactor supply
referenced
Differential
Tuning sensitivity (Note 6)
LO phase noise at 10 MHz offset (Note 6)
Second LO output level
Second LO output impedance
Data to clock setup time (Note 7)
Data to clock hold time (Note 7)
Clock pulse width high (Note 7)
Clock pulse width low (Note 7)
Clock to load enable setup time (Note 7)
Load enable pulse width (Note 7)
KVCO
FVCO = 800 MHz
FVCO = 800 MHz
Q = 20
Unloaded, per side
Differential
3-Wire Control
tCS
tCH
tCWH
tCWL
tES
tEW
Min
Typ
Max
Units
±1.0
mA
±0.5
mA
0.02
mA
–62
–65
dBc
–70
dBc
–70
dBc
< –70
dBc
–165
–162 dBc/Hz
30
100
µs
300
900
MHz
0.3
V
VCC–
V
0.3
10k//
Ω
0.4
pF
50
MHz/V
–122
dBc/Hz
260
mVp
200
Ω
50
ns
10
ns
50
ns
50
ns
50
ns
50
ns
100776A
Conexant
Proprietary Information and Specifications are Subject to Change
9
October 8, 1999
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