SI4114G-BM Silicon Laboratories Inc, SI4114G-BM Datasheet - Page 8

• Manufacturer Part Number: SI4114G-BM
• Description: GSM FREQ SYNTH FOR DIRECT CONV
• Manufacturer: Silicon Laboratories Inc
• Type: Frequency Synthesizerr

Specifications of SI4114G-BM

• Package / Case: 28-QFN
• Pll: Yes
• Input: Clock
• Output: Clock
• Number Of Circuits: 1
• Ratio - Input:output: 1:1
• Differential - Input:output: No/No
• Frequency - Max: 1.99GHz
• Divider/multiplier: Yes/No
• Voltage - Supply: 2.7 V ~ 2.9 V
• Operating Temperature: -20°C ~ 70°C
• Mounting Type: Surface Mount
• Frequency-max: 1.99GHz
• Operating Frequency: 1710 to 1990 MHz
• Supply Current: 18 mA
• Operating Temperature Range: - 20 C to + 70 C
• Mounting Style: SMD/SMT
• Power Gain Typ: 2.4 dB
• Lead Free Status / RoHS Status: Contains lead / RoHS non-compliant

Table 5. RF Synthesizer Characteristics
(V
S i 4 11 4 G
8
Parameter
XIN Input Frequency
Reference Amplifier Sensitivity
Phase Detector Update Frequency
RF1 Tuning Range
RF2 Tuning Range
RF1 VCO Pushing
RF2 VCO Pushing
RF1 VCO Pulling
RF2 VCO Pulling
RF1 Phase Noise
RF1 Integrated Phase Error
RF2 Phase Noise
RF2 Integrated Phase Error
RF1 Harmonic Suppression
RF2 Harmonic Suppression
RFOUT Power Level
RFOUT Power Level
RF1 Reference Spurs
R
Powerup Request to Synthesizer Ready
Time, RF1, RF2
Powerdown Request to Synthesizer Off
Time
Notes:
DD
F2 Reference Spurs
1. RF1 = 1.92 GHz, RF2 = 1.78 GHz for all parameters unless otherwise noted.
2. Maximum values guaranteed by design.
3. RF1 = 1.90 GHz, RF2 = 1.80 GHz, T
4. From powerup request (PWDN ↑ or SEN ↑ during a write of 1 to bit PDRB in Register 2) to RF synthesizers ready
5. From powerdown request (PWDN ↓ , or SEN ↑ during a write of 0 to bit PDRB in Register 2) to supply current equal to
= 2.7 to 2.9 V, T
5
(settled to within 0.1 ppm frequency error). Typical settling time to 5 degrees phase error is 120 µ s.
I
PWDN
1
.
4
2
2
A
= –20 to 70 °C)
3
3
2
2
A
= –10 to +55 °C.
Symbol
V
f
t
t
REF
f
pup
pdn
REF
φ
Rev. 1.1
RF1 active, Z
RF2 active, Z
phases, open loop
100 Hz to 100 kHz
100 Hz to 100 kHz
Second Harmonic
Offset = 200 kHz
Offset = 400 kHz
Offset = 600 kHz
Offset = 200 kHz
Offset = 400 kHz
Offset = 600 kHz
VSWR = 2:1, all
Test Condition
1.6 MHz offset
1.6 MHz offset
1 MHz offset
3 MHz offset
1 MHz offset
3 MHz offset
Figures 4, 5
Figures 4, 5
Open loop
f
φ
= f
REF
L
L
/R
= 50 Ω
= 50 Ω
1840
1710
–6.5
Min
0.5
13
–6
—
—
—
—
—
—
—
—
—
—
—
—
—
—
—
—
—
—
—
—
—
—
—
–132
–137
–142
–134
–139
–144
–2.4
Typ
200
500
400
400
100
–26
–26
–70
–75
–80
–67
–71
–75
140
1.0
0.8
–4
—
—
—
—
—
–130.5
–135.5
–140.5
1990
1840
–132
–137
–142
Max
+0.3
V
–63
–67
–70
–63
–67
–70
100
26
—
—
—
—
—
—
—
—
—
—
0
0
DD
deg rms
deg rms
dBc/Hz
dBc/Hz
dBc/Hz
dBc/Hz
dBc/Hz
dBc/Hz
kHz
kHz
kHz/V
kHz/V
MHz
MHz
MHz
dBm
dBm
Unit
KHz
V
dBc
dBc
dBc
dBc
dBc
dBc
dBc
dBc
µs
ns
PP
PP
PP