MC13821FCR2 Freescale Semiconductor, MC13821FCR2 Datasheet - Page 7
MC13821FCR2
Manufacturer Part Number
MC13821FCR2
Description
IC AMP LNA BYPASS SWITCH 12-QFN
Manufacturer
Freescale Semiconductor
Datasheet
1.MC13821FCR2.pdf
(42 pages)
Specifications of MC13821FCR2
Current - Supply
2.8mA
Frequency
1GHz ~ 2.4GHz
Gain
16.5dB
Noise Figure
1.45dB
P1db
-10dBm
Package / Case
12-QFN
Rf Type
ISM, GPS
Test Frequency
1.575GHz
Voltage - Supply
2.75V
Lead Free Status / RoHS Status
Lead free / RoHS Compliant
Available stocks
Company
Part Number
Manufacturer
Quantity
Price
Company:
Part Number:
MC13821FCR2
Manufacturer:
TI
Quantity:
230
Part Number:
MC13821FCR2
Manufacturer:
FREESCALE
Quantity:
20 000
Part Number:
MC13821FCR2G
Manufacturer:
FREESCALE
Quantity:
20 000
Freescale Semiconductor
Circuit Bias VCC1
Toggles Gain Mode (Active or
Bypass)
Toggles LNA On/Off
LNA Bias VCC3
NOTES: 1. Logic state "1" equals V
2. VCC3 is inductively coupled to LNA OUT pin
3. Minimum logic state “1” for enable and gain pins is 1.25 V.
4. Minimum logic state “0” for enable and gain pins is 0.8 V.
Pin Function
Figure 2. Maximum Stable/Available Gain and Forward Insertion Gain vs. Frequency
CC
voltage. Logic state of "0" equals ground potential.
30
25
20
15
10
5
0
0.5
Pin Name
ENABLE
LNA Out
MC13821 Data Sheet: Technical Data, Rev. 1.5
VCC1
GAIN
1.5
Forward Insertion Gain vs. Frequency
|S21|
Maximum Stable/Available Gain and
MSG
Table 5. Truth Table
2
(Rbias = 2 kΩ)
Low Gain
Rbias is 2 kohm
1
0
1
1
2.5
f, Frequency (GHz)
Enable
3.5
High Gain
1
1
1
1
MAG
4.5
Low Gain
5.5
1
0
0
1
Electrical Specifications
Disable
High Gain
1
1
0
1
7