AD8345ARE Analog Devices Inc, AD8345ARE Datasheet - Page 8

• Manufacturer Part Number: AD8345ARE
• Description: Quadrature Mod 80MHz 16-Pin TSSOP EP Tube
• Manufacturer: Analog Devices Inc

Specifications of AD8345ARE

• Package: 16TSSOP EP
• Device Type: Modulator
• Maximum I/q Frequency: 80 MHz
• Modulation Type: Quadrature
• Operating Supply Voltage: 3.3|5 V
• Rohs Status: RoHS non-compliant
• Function: Modulator
• Lo Frequency: 250MHz ~ 1GHz
• Rf Frequency: 140MHz ~ 1GHz
• P1db: 2.5dBm
• Noise Floor: -155dBm/Hz
• Output Power: 2dBm
• Current - Supply: 78mA
• Voltage - Supply: 2.7 V ~ 5.5 V
• Test Frequency: 800MHz
• Package / Case: 16-TSSOP Exposed Pad, 16-eTSSOP, 16-HTSSOP

AD8345
Figure 16. Third Order Distortion and SSB P
Voltage (T
Figure 17. Third Order Distortion and SSB P
Voltage (T
–10
–15
–20
–25
–30
–35
–40
–45
–50
–55
–60
–65
–70
–10
–15
–20
–25
–30
–35
–40
–45
–50
–55
–60
–65
–70
–5
0.0
0.0
–45
–50
–55
–60
–65
–70
–75
–80
–40
A
A
= 25°C, F
V
= 25°C, F
BASEBAND DIFFERENTIAL INPUT VOLTAGE (V p-p)
BASEBAND DIFFERENTIAL INPUT VOLTAGE (V p-p)
S
Figure 15. Third Order Distortion vs. Temperature
(F
= 5V, DIFFERENTIAL INPUT = 1.2V p-p
0.5
0.5
LO
= 800 MHz, LO Level = −2 dBm, F
–20
I and Q Inputs Driven in Quadrature)
LO
LO
= 800 MHz, LO Level = −2 dBm, F
V
= 800 MHz, LO Level = −2 dBm, F
S
1.0
= 2.7V, DIFFERENTIAL INPUT = 200mV p-p
1.0
THIRD ORDER DISTORTION
0
TEMPERATURE ( ° C)
SSB P
SSB P
1.5
1.5
OUT
20
THIRD ORDER DISTORTION
OUT
OUT
OUT
vs. Baseband Differential Input
vs. Baseband Differential Input
2.0
2.0
40
BB
= 1 MHz,
BB
BB
2.5
2.5
= 1 MHz, V
= 1 MHz, V
60
3.0
3.0
S
80
S
= 2.7 V)
Rev. B | Page 8 of 20
–2
–4
–6
–8
–10
–12
–14
–16
–18
–20
–22
–24
–26
4
2
0
–2
–4
–6
–8
–10
–12
–14
–16
–18
–20
–22
= 5 V)
Figure 19. Smith Chart of LOIN Port S11 (LOIP Pin AC-Coupled to Ground);
WITH 50Ω
Curves with Balun and External Termination Resistors Also Shown
–10
–15
–20
–25
–30
80
75
70
65
60
55
50
45
40
–5
0
250
–40
Figure 20. Return Loss (S22) of VOUT Output (T
300 350 400 450 500 550 600 650 700 750 800 850 900 950 1000
Figure 18. Power Supply Current vs. Temperature
V
V
S
S
= 5V, DIFFERENTIAL INPUT = 1.2V p-p
= 2.7V
–20
WITH 100Ω
V
S
1GHz
= 2.7V, DIFFERENTIAL INPUT = 200mV p-p
(V
0
S
TEMPERATURE ( ° C)
FREQUENCY (MHz)
= 5 V, T
V
1GHz
S
20
A
= 5V
= 25°C)
LOIN NO BALUN
OR TERMINATION
40
SMITH CHART
NORMALIZED
TO 50Ω
A
= 25°C)
60
250MHz
80