ltc5583 Linear Technology Corporation, ltc5583 Datasheet - Page 7

• Manufacturer Part Number: ltc5583
• Description: Ltc5583 Matched Dual-channel 6ghz Rms Power Detector Features
• Manufacturer: Linear Technology Corporation

TYPICAL PERFORMANCE CHARACTERISTICS
V
set R
CC
= 3.3V, EN = 3.3V, T
P1
= Open, R
P2
2.5
2.0
1.5
1.0
0.5
2.5
2.0
1.5
1.0
0.5
–1
–2
–3
3
2
1
0
0
0
–65
–65
–65
= 0, R
Output Voltage and Linearity Error
vs RF Input Power, 880MHz CW
Inputs, Single-Ended Drive
Output Voltage and Linearity Error
vs RF Input Power, 880MHz CW Inputs,
Single-Ended Drive, 5 Devices
Channel Matching vs RF Input
Power, 880MHz CW Inputs,
Single-Ended Drive, 5 Devices
A
–55
–55
–55
= 25°C, unless otherwise noted. For temperature compensation of logarithmic intercept at 880MHz,
T1
= 11.5kΩ, R
–45
–45
–45
INPUT POWER (dBm)
INPUT POWER (dBm)
INPUT POWER (dBm)
–35
–35
–35
–25
–25
–25
T2
= 1.13kΩ. See Figure 1.
85°C, CH A
85°C, CH B
25°C, CH A
25°C, CH B
–40°C, CH A
–40°C, CH B
–15
–15
–15
85°C
25°C
–40°C
–5
–5
–5
85°C
25°C
–40°C
5583 G11
5583 G07
5583 G09
5
5
5
–0.5
–1.0
–1.5
–2.0
–2.5
–0.5
–1.0
–1.5
–2.0
–2.5
2.5
2.0
1.5
1.0
0.5
0
–0.03
–0.06
–0.09
2.5
2.0
1.5
1.0
0.5
0
0.09
0.06
0.03
0
2.5
2.0
1.5
1.0
0.5
2.5
2.0
1.5
1.0
0.5
–1
–2
–3
0
0
3
2
1
0
–45
–65
–65
Difference Output and Linearity
Error vs RF Input Power, 880MHz
CW Inputs, Single-Ended Drive
Modulation Deviation vs RF Input
Power, 880MHz Inputs,
Single-Ended Drive
Input A to Output B Isolation,
Input B to Output A Isolation,
880MHz CW Inputs, Single-Ended Drive
DEVIATION MEASURED
FROM LINEAR REFERENCE
GENERATED WITH CW INPUT.
–55
V
–55
OS
A
B
A
B
A
B
–35
= 1.2V, INV = 0V
SWEEP CH A INPUT
HOLD CH B
INPUT = –26dBm
INTERFERING CHANNEL
–45
–45
B, FREQ SEP = 0Hz
A, FREQ SEP = 0Hz
B, FREQ SEP = 1MHz
A, FREQ SEP = 1MHz
B, FREQ SEP = 10MHz
A, FREQ SEP = 10MHz
4-CARRIER WCDMA
INPUT POWER (dBm)
SWEEP CH B INPUT
HOLD CH A INPUT = –26dBm
INPUT POWER (dBm)
INPUT POWER (dBm)
3-CARRIER CDMA2K
–25
–35
–35
–25
–25
–15
–15
–15
–5
85°C
25°C
–40°C
NOTE 7
–5
–5
CW
5583 G12
5583 G08
5583 G10
5
5
5
–0.5
–1.0
–1.5
–2.0
–2.5
2.5
2.0
1.5
1.0
0.5
0
A
CH A = INTERFERING CHANNEL
CH B = INTERFERED CHANNEL
B
CH B = INTERFERING CHANNEL
CH A = INTERFERED CHANNEL
INTERFERED CHANNEL
INPUT = –45dBm,
INTERFERING CHANNEL
INPUT SWEPT
FREQ SEP = FREQUENCY
SEPARATION BETWEEN
CH A INPUT AND CH B INPUT
LTC5583
B INDICATES:
A INDICATES:
7
5583f