lt5570 Linear Technology Corporation, lt5570 Datasheet - Page 2

• Manufacturer Part Number: lt5570
• Description: Fast Responding, 40mhz To 2.7ghz Mean-squared Power Detector
• Manufacturer: Linear Technology Corporation

ABSOLUTE MAXIMUM RATINGS
LT5570
(Note 1)
Supply Voltage .........................................................5.5V
Enable Voltage .................................–0.3V to V
Input Signal Power (Differential) ..........................15dBm
T
Operating Temperature Range.................. –40°C to 85°C
Storage Temperature Range ................... –65°C to 125°C
CAUTION: This part is sensitive to electrostatic discharge. It
is very important that proper ESD precautions be observed
when handling the LT5570.
ORDER INFORMATION
LEAD FREE FINISH
LT5570IDD#PBF
Consult LTC Marketing for parts specifi ed with wider operating temperature ranges.
Consult LTC Marketing for information on non-standard lead based fi nish parts.
For more information on lead free part marking, go to:
For more information on tape and reel specifi cations, go to:
ELECTRICAL CHARACTERISTICS
temperature range, otherwise specifi cations are at T
Figures 1 and 3. (Notes 2 and 3).
PARAMETER
AC Input
Input Frequency Range (Note 4)
Input Impedance
f
RF Input Power Range
Linear Dynamic Range (Note 5)
Output Slope
Logarithmic Intercept
Output Variation vs Temperature
Deviation from CW Response
2
3
2
RF
nd
rd
JMAX
= 500MHz
Order Harmonic Distortion
Order Harmonic Distortion
.................................................................... 125°C
TAPE AND REEL
LT5570IDD#TRPBF
CONDITIONS
CW Input; 1:4 Balun Matched into 50Ω Source
±1dB Linearity Error, T
Normalized to Output at 25°C
–40°C < T
11dB Peak to Average Ratio (3-Carrier CDMA2K)
12dB Peak to Average Ratio (4-Carrier WCDMA)
At RF Input; CW Input; P
At RF Input; CW Input; P
A
< 85°C; P
http://www.linear.com/leadfree/
PART MARKING
LCJQ
http://www.linear.com/tapeandreel/
A
IN
= 25°C, V
CC
A
= –50dBm to 13dBm
= –40°C to 85°C
IN
IN
+ 0.3V
= 10dBm
= 10dBm
The
l
CC
denotes the specifi cations which apply over the full operating
= 5V, EN = 5V, unless otherwise noted. Test circuits are shown in
PIN CONFIGURATION
PACKAGE DESCRIPTION
10-Lead (3mm × 3mm) Plastic DFN
EXPOSED PAD (PIN 11) IS GND, MUST BE SOLDERED TO PCB
10-LEAD (3mm 3mm) PLASTIC DFN
GND
DEC
V
IN
IN
CC
+
–
T
1
2
3
4
5
JMAX
l
DD PACKAGE
= 125°C, θ
TOP VIEW
MIN
JA
= 43°C/W
40 to 2700
10
–52 to 13
9
8
7
6
200/1
–54.8
36.9
±0.5
TYP
TEMPERATURE RANGE
–40°C to 85°C
0.4
0.3
FLTR
EN
DNC
DNC
OUT
62
61
66
MAX
mV/dB
UNITS
Ω/pF
dBm
dBm
MHz
5570f
dBc
dBc
dB
dB
dB
dB