MAX2839ETN+ Maxim Integrated Products, MAX2839ETN+ Datasheet - Page 10

• Manufacturer Part Number: MAX2839ETN+
• Description: RF Transceiver 2.3Ghz To 2.7Ghz MIM O Wireless Broadband
• Manufacturer: Maxim Integrated Products

Specifications of MAX2839ETN+

• Lead Free Status / RoHS Status: Lead free / RoHS Compliant

2.3GHz to 2.7GHz MIMO Wireless Broadband
RF Transceiver
(V
unbalanced output of balun, using the MAX2839 Evalutation Kit.)
10
CC
110
100
90
80
70
60
50
40
90
85
80
75
70
65
60
2300
______________________________________________________________________________________
= 2.8V, T
2.7
RX VOLTAGE GAIN vs. FREQUENCY
SINGLE RX SUPPLY CURRENT
2380
T
LNA = MAX - 32dB
A
A
vs. SUPPLY VOLTAGE
LNA = MAX
= +25°C
= +25°C, f
SUPPLY VOLTAGE (V)
FREQUENCY (MHz)
3.0
1.6
1.2
0.8
0.4
2460
0
T
A
LNA = MAX - 16dB
= +85°C
0
RX OUTPUT V
2540
LNA = MAX - 8dB
T
9
A
LO
= -40°C
3.3
= 2.5GHz, f
18
BASEBAND VGA CODE
2620
1dB
27
2700
vs. GAIN SETTING
3.6
36
REF
45
= 40MHz, CS = high, RXHP = SCLK = DIN = low, RF BW = 10MHz, Tx output at 50Ω
103
101
140
130
120
110
100
54
99
97
95
90
80
2300
2.7
vs. FREQUENCY (MAXIMUM LNA GAIN)
63
DUAL RX SUPPLY CURRENT
T
2380
A
= +25°C
vs. SUPPLY VOLTAGE
RX VOLTAGE GAIN
T
SUPPLY VOLTAGE (V)
A
FREQUENCY (MHz)
3.0
= +85°C
2460
T
A
T
= +25°C
A
= +85°C
Typical Operating Characteristics
T
T
2540
A
A
= -40°C
= -40°C
3.3
2620
2700
50
45
40
35
30
3.6
-35
RX ISOLATION vs. LNA GAIN SETTING
LNA = MAX - 32dB
120
50
40
30
20
10
80
40
-25
0
0
LNA = MAX - 16dB
LNA = MAX - 8dB
LNA GAIN SETTING (dB)
0
0
LNA = MAX - 16dB
LNA = MAX - 8dB
vs. BASEBAND GAIN SETTING
vs. BASEBAND GAIN SETTING
9
9
-15
LNA = MAX - 32dB
LNA = MAX - 16dB
18
18
LNA = MAX - 8dB
BASEBAND VGA CODE
RX VOLTAGE GAIN
BASEBAND VGA CODE
LNA = MAX - 32dB
NOISE FIGURE
27
27
-5
LNA = MAX
36
36
5
45
LNA = MAX
45
LNA = MAX
54
54
63
63