SI4112-D-GMR Silicon Laboratories Inc, SI4112-D-GMR Datasheet - Page 9
SI4112-D-GMR
Manufacturer Part Number
SI4112-D-GMR
Description
IC SYNTHESIZER IF ONLY 28MLP
Manufacturer
Silicon Laboratories Inc
Type
Frequency Synthesizerr
Datasheet
1.SI4112-D-GT.pdf
(36 pages)
Specifications of SI4112-D-GMR
Pll
Yes
Input
Clock
Output
Clock
Number Of Circuits
1
Ratio - Input:output
1:2
Differential - Input:output
No/No
Frequency - Max
1GHz
Divider/multiplier
Yes/No
Voltage - Supply
2.7 V ~ 3.6 V
Operating Temperature
-40°C ~ 85°C
Mounting Type
Surface Mount
Package / Case
28-VQFN Exposed Pad, 28-HVQFN, 28-SQFN, 28-DHVQFN
Frequency-max
1GHz
Lead Free Status / RoHS Status
Lead free / RoHS Compliant
Table 5. RF and IF Synthesizer Characteristics (Continued)
(V
Parameter
RF1 Harmonic Suppression
RF2 Harmonic Suppression
IF Harmonic Suppression
RFOUT Power Level
RFOUT Power Level
IFOUT Power Level
RF1 Output Reference Spurs
RF2 Output Reference Spurs
Powerup Request to Synthesizer Ready
Time
Powerdown Request to Synthesizer Off
Time
Notes:
DD
1. f
2. Extended frequency operation only. V
3. From powerup request (PWDN or SEN during a write of 1 to bits PDIB and PDRB in Register 2) to RF and IF
4. From powerdown request (PWDN, or SENduring a write of 0 to bits PDIB and PDRB in Register 2) to supply current
= 2.7 to 3.6 V, T
RFLB pins. See Application Note 41 for more details on the Si4133 extended frequency operation.
synthesizers ready (settled to within 0.1 ppm frequency error).
equal to I
= 200 kHz, RF1 = 1.6 GHz, RF2 = 1.2 GHz, IFOUT = 550 MHz, LPWR = 0, for all parameters unless otherwise noted.
1
PWDN
A
.
= –40 to 85 °C)
2
4
3
DD
Symbol
3.0 V, QFN only, VCO Tuning Range fixed by directly shorting the RFLA and
t
t
pup
pdn
Rev. 1.61
Z
Extended frequency
L
Second Harmonic
Offset = 400 kHz
Offset = 600 kHz
Offset = 400 kHz
Offset = 600 kHz
Offset = 200 kHz
Offset = 200 kHz
= 50RF1 active,
Test Condition
Figures 4, 5
Figures 4, 5
Z
Z
operation
L
L
= 50
= 50
Min
–14
—
–8
–8
—
—
—
—
—
—
—
—
—
—
40/f
Typ
–26
–26
–26
–65
–71
–75
–65
–71
–75
–3
–7
–4
—
50/f
Max
–20
–20
–20
100
—
—
—
—
—
—
Si4133
1
1
0
dBm
dBm
dBm
Unit
dBc
dBc
dBc
dBc
dBc
dBc
dBc
dBc
dBc
ns
9