lt5500 Linear Technology Corporation, lt5500 Datasheet - Page 2

• Manufacturer Part Number: lt5500
• Description: 1.8ghz To 2.7ghz Receiver Front End
• Manufacturer: Linear Technology Corporation

ABSOLUTE
ELECTRICAL CHARACTERISTICS
LT5500
(Note 1)
Power Supply Voltage ........................................... 5.5V
LNA RF Input Power ............................................ 5dBm
Mixer RF Input Power ........................................ 10dBm
LO Input Power (Note 2) ................................... 10dBm
All Other Pins ......................................................... 5.5V
Operating Ambient
Temperature Range ............................... – 40°C to 85°C
Storage Temperature Range ................ – 65°C to 150°C
Lead Temperature (Soldering, 10 sec)................. 300°C
LNA: f
SYMBOL
LNA High Gain: EN = 1.35V, GS = 1.35V
LNA Low Gain: EN = 1.35V, GS = 0.3V
Mixer: EN = 1.35V, GS = 1.35V
2
LNA_IN
PARAMETER
Frequency Range (Note 3)
Forward Gain
Reverse Gain (Isolation)
Noise Figure
Input Return Loss
Output Return Loss
Input 1dB Compression
Input 3rd Order Intercept
Frequency Range (Note 4)
Forward Gain
Reverse Gain (Isolation)
Noise Figure
Input 1dB Compression
Input 3rd Order Intercept
RF Frequency Range (Note 4)
Conversion Gain
SSB Noise Figure
Input P1dB
Input 3rd Order Intercept
= 1.8GHz, Mixer: f
W
MAXIMUM
W W
MIX_IN
= 1.8GHz, f
RATINGS
LO
U
= 1.52GHz, P
CONDITIONS
Terminated 50Ω Source
No External Matching
With External Matching
Two Tone Test, ∆f = 2MHz
Two Tone Test, ∆f = 2MHz
Terminated 50Ω Source
Two Tone Test, ∆f = 2MHz
(Test circuit shown in Figure 3 for 1.8GHz application) V
LO
= –10dBm, T
Consult LTC Marketing for parts specified with wider operating temperature ranges.
PACKAGE/ORDER I FOR ATIO
LNA_GND
LNA_GND
LNA_GND
LNA_GND
MIX_GND
LNA_IN
GND
GND
V
V
IF
EN
CC
CC
+
T
JMAX
A
24-LEAD PLASTIC SSOP
10
11
12
1
2
3
4
5
6
7
8
9
= 25°C, unless otherwise noted. (Notes 3, 4)
= 150°C, θ
GN PACKAGE
TOP VIEW
JA
= 85°C/W
24
23
22
21
20
19
18
17
16
15
14
13
GS
GND
LNA_OUT
V
GND
LO
LO
V
GND
MIX_IN
GND
IF
15.5
MIN
–18
–13
CC
CC
4.5
5.5
–
–6
–
+
U
1.8 to 2.7
1.8 to 2.7
1.8 to 2.7
– 2.5
18.5
10.5
16.5
TYP
–39
–24
–12
–10
–34
–13
2.5
8.5
7.5
15
0
9
ORDER PART
LT5500EGN
CC
NUMBER
W
= 3V DC,
MAX
UNITS
U
dBm
dBm
dBm
dBm
dBm
dBm
5500f
GHz
GHz
GHz
dB
dB
dB
dB
dB
dB
dB
dB
dB
dB