LT5568-2EUF-PBF LINER [Linear Technology], LT5568-2EUF-PBF Datasheet - Page 4

• Manufacturer Part Number: LT5568-2EUF-PBF
• Description: GSM/EDGE Optimized, High Linearity Direct Quadrature Modulator
• Manufacturer: LINER [Linear Technology]

LT5568-2
TYPICAL PERFOR A CE CHARACTERISTICS
P
sideband selection). P
4
LO
–40
–42
–44
–46
120
110
100
–38
= 0dBm. BBPI, BBMI, BBPQ, BBMQ inputs 0.54V
24
20
18
16
14
12
90
26
22
550
4.5
550 650 750 850 950 1050 1150 1250
Supply Current vs Supply Voltage
Output IP3 vs LO Frequency
LO Feedthrough to RF Output
vs LO Frequency
650 750 850 950
5V, –40°C
5V, 25°C
5V, 85°C
4.5V, 25°C
5.5V, 25°C
LO FREQUENCY (MHz)
5V, –40°C
5V, 25°C
5V, 85°C
4.5V, 25°C
5.5V, 25°C
LO FREQUENCY (MHz)
SUPPLY VOLTAGE (V)
RF, OUT
5
–40°C
85°C
25°C
1050 1150 1250
f
f
= –10dBm (–10dBm/tone for 2-tone measurements), unless otherwise noted. (Note 3)
BB, 1
BB, 2
W
= 2MHz
= 2.1MHz
55682 G04
55682 G01
U
55682 G07
5.5
–55
–60
–10
–45
–50
–65
–12
–14
–2
–6
–8
65
60
55
50
45
–4
70
0
DC
550 650 750 850 950 1050 1150 1250
550
1.1
RF Output Power vs LO Frequency
at 1V
Output IP2 vs LO Frequency
2 • LO Leakage to RF Output
vs 2 • LO Frequency
, Baseband Input Frequency f
650 750 850 950
1.3
P-P
5V, –40°C
5V, 25°C
5V, 85°C
4.5V, 25°C
5.5V, 25°C
5V, –40°C
5V, 25°C
5V, 85°C
4.5V, 25°C
5.5V, 25°C
2 • LO FREQUENCY (GHz)
1.5
Differential Baseband Drive
5V, –40°C
5V, 25°C
5V, 85°C
4.5V, 25°C
5.5V, 25°C
LO FREQUENCY (MHz)
LO FREQUENCY (MHz)
1.7
f
f
f
IM2
BB, 1
BB, 2
1.9
= f
= 2MHz
= 2.1MHz
BB, 1
1050 1150 1250
2.1
+ f
2.3
BB, 2
55682 G05
V
+ f
BB
55682 G02
2.5
CC
55682 G08
LO
= 2MHz, I&Q 90° shifted. f
= 5V, EN = High, T
–45
–50
–55
–60
–65
–70
–10
–12
–14
–16
–18
10
–4
–6
–8
8
6
4
2
1.65
550
550 650 750 850 950 1050 1150 1250
Voltage Gain vs LO Frequency
Output 1dB Compression
vs LO Frequency
3 • LO Leakage to RF Output
vs 3 • LO Frequency
1.95 2.25 2.55 2.85
650 750 850 950
5V, –40°C
5V, 25°C
5V, 85°C
4.5V, 25°C
5.5V, 25°C
A
3 • LO FREQUENCY (GHz)
= 25°C, f
5V, –40°C
5V, 25°C
5V, 85°C
4.5V, 25°C
5.5V, 25°C
LO FREQUENCY (MHz)
5V, –40°C
5V, 25°C
5V, 85°C
4.5V, 25°C
5.5V, 25°C
LO FREQUENCY (MHz)
RF
= f
LO
BB
= 900MHz,
3.15 3.45 3.75
1050 1150 1250
+ f
LO
(upper
55682 G09
55682 G06
55682 G03
55682f