MAX3580ETJ+T Maxim Integrated Products, MAX3580ETJ+T Datasheet - Page 9

• Manufacturer Part Number: MAX3580ETJ+T
• Description: IC TV TUNER DIRECT-CONV 32TQFN
• Manufacturer: Maxim Integrated Products
• Type: Direct Conversion TV Tunerr

Specifications of MAX3580ETJ+T

• Applications: Set-Top Boxes
• Mounting Type: Surface Mount
• Package / Case: 32-TQFN Exposed Pad
• Lead Free Status / RoHS Status: Lead free / RoHS Compliant

(MAX3580 Evaluation Kit, typical values are at V
-45
-55
-65
-75
0
STOPBAND NOISE vs. FREQUENCY
7MHz CHANNEL MODE
BB_BW <3:0> = "1001"
10
8MHz CHANNEL MODE
BB_BW <3:0> = "1011"
FREQUENCY (MHz)
20
_______________________________________________________________________________________
30
-10
-15
-20
40
35
30
25
20
15
10
-5
5
0
0
100
150
Zo = 75Ω
40
200
RF PORT-TO-PORT ISOLATION
RFIN TO RFIN2
300 400 500 600
RF INPUT RETURN LOSS
175
vs. VHF FREQUENCY
50
VHF FREQUENCY (MHz)
FREQUENCY (MHz)
200
RFIN2 TO RFIN
CC
Typical Operating Characteristics (continued)
30
25
20
15
10
5
0
= +3.3V, T
0
700 800 900 1000
T
A
225
= -40°C
0.5
Direct-Conversion TV Tuner
VHF MODE NOISE FIGURE
vs. BB_AGC VOLTAGE
BB_AGC VOLTAGE (V)
T
1.0
A
A
= +55°C
250
= +25°C, unless otherwise noted.)
T
A
= +25°C
1.5
T
A
= +85°C
220MHz
V
RF_AGC
2.0
200
195
190
185
-10
-15
-5
0
450
3.0
= 2.85V
2.5
Zo = 75Ω
525
T
3.1
A
RF INPUT RETURN LOSS
= -40°C
3.0
vs. SUPPLY VOLTAGE
vs. UHF FREQUENCY
UHF FREQUENCY (MHz)
SUPPLY CURRENT
600
3.2
T
A
= 0°C
V
T
CC
A
675
3.3
T
= +55°C
A
(V)
30
25
20
15
10
= +25°C
5
0
0
750
3.4
T
T
A
A
= +85°C
= -40°C
0.5
UHF MODE NOISE FIGURE
825
3.5
vs. BB_AGC VOLTAGE
BB_AGC VOLTAGE (V)
1.0
T
900
3.6
A
= +55°C
1.5
T
A
620MHz
V
= +25°C
RF_AGC
2.0
T
A
= 2.85V
= +85°C
2.5
3.0
9