lt5506 Linear Technology Corporation, lt5506 Datasheet - Page 2

• Manufacturer Part Number: lt5506
• Description: 40mhz To 500mhz Quadrature Demodulator With Vga
• Manufacturer: Linear Technology Corporation

ABSOLUTE AXI U RATI GS
LT5506
(Note 1)
Supply Voltage ....................................................... 5.5V
Differential Voltage Between 2xLO
IF
I
Operating Ambient Temperature
(Note 2) ...................................................–40 C to 85 C
Storage Temperature Range ..................–65 C to 125 C
Voltage on Any Pin
Not to Exceed ........................ –500mV to V
P
SYMBOL
IF Input
f
NF
G
G
IIP3
IIP2
Demodulator I/Q Output
2
ELECTRICAL CHARACTERISTICS
IF
OUT
IF
L
H
+
, IF
= –30dBm, I and Q outputs 800mV
+
, I
–
OUT
............................................. –500mV to 500mV
–
, Q
OUT
PARAMETER
Frequency Range
Nominal Input Level
Input Impedance
Noise Figure at Max Gain
Min Gain (Note 4)
Max Gain (Note 4)
Input IP3, Min Gain
Input IP3, Max Gain
Input IP2, Max Gain
Nominal Voltage Swing
Clipping Level
DC Common Mode Voltage
I/Q Amplitude Imbalance
I/Q Phase Imbalance
DC Offset
Output Driving Capability
STBY to Turn-On Delay
I/Q Output 1dB Compression
I/Q Output IM3
W
+
, Q
OUT
–
.................. V
W W
P-P
+
and 2xLO
into 4k differential load, T
CC
– 1.8V to V
CC
U
–
CONDITIONS
R
IF
IF
V
V
V
P
P
V
(Note 6)
(Note 6)
(Note 8)
(Note 8)
(Notes 6, 8)
Single Ended, C
P
P
.......... 4V
SOURCE
CTRL
CTRL
CTRL
IF
IF
CTRL
IF, 1
IF, 2
+
+
+ 500mV
, IF
, IF
= –22.5dBm (Note 7)
= –75dBm (Note 7)
= –25.5dBm, 280MHz
= –25.5dBm, 280.1MHz (Note 7)
–
–
= 1.7V
= 0.2V
= 1.7V
= 1.7V
V
to GND, EN = V
to GND, EN = GND
CC
= 200 Differential
CC
= 3V. f
LOAD
A
2xLO
PACKAGE/ORDER I FOR ATIO
Consult LTC Marketing for parts specified with wider operating temperature ranges.
= 25 C, EN = V
CC
10pF
= 570MHz, P
16-LEAD (4mm
GND
GND
EXPOSED PAD (PIN 17) IS GROUND
IF
IF
+
–
MUST BE SOLDERED TO PCB
T
JMAX
1
2
3
4
16 15 14 13
= 125 C,
5
UF PACKAGE
TOP VIEW
CC
6
2xLO
, STBY = V
17
4mm) PLASTIC QFN
7
JA
= –5dBm (Note 5), f
= 37 C/W
8
12
11
10
9
CC
STBY
2xLO
2xLO
EN
, unless otherwise noted. (Note 3)
MIN
+
–
50
2
U
100 //1.2pF
–79 to –22
V
40 to 500
CC
–11.5
–0.5
1.25
TYP
–49
– 50
IF
1pF
6.8
0.9
0.8
0.2
0.6
1.5
0.3
28
59
–8
– 1.19
ORDER PART
= 284MHz,
LT5506EUF
NUMBER
W
MAX
0.5
8
3
UNITS
5506fa
U
dBm
dBm
dBm
dBm
dBm
MHz
V
V
Deg
dBc
mV
P-P
P-P
k
dB
dB
dB
dB
V
s