MAX2839ETN+ Maxim Integrated Products, MAX2839ETN+ Datasheet - Page 12

• 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.)
12
CC
______________________________________________________________________________________
= 2.8V, T
1.45V
0.45V
35.40
35.10
34.80
34.50
34.20
33.90
A
-10
-20
-30
-40
-50
-60
-70
3V
0V
= +25°C, f
0
2300
RX INPUT RETURN LOSS vs. FREQUENCY
2.3
RX A INPUT DIFFERENTIAL IMPEDANCE
LNA GAIN CONTROL
RX RSSI STEP RESPONSE
LNA = MAX - 8dB
2400
(+32dB SIGNAL STEP)
LO
2,4
IMAGINARY
LNA = MAX - 16dB
FREQUENCY (MHz)
vs. FREQUENCY
FREQUENCY (GHz)
= 2.5GHz, f
200ns/div
LNA = MAX
2500
2.5
LNA = MAX - 32dB
RSSI OUTPUT
REAL
REF
2600
2.6
= 40MHz, CS = high, RXHP = SCLK = DIN = low, RF BW = 10MHz, Tx output at 50Ω
MAX2839 toc13
MAX2839 toc17
Typical Operating Characteristics (continued)
2700
2.7
-69.0
-73.0
-77.0
-81.0
-85.0
-89.0
1.45V
0.45V
34.80
34.70
34.60
34.50
34.40
34.30
34.20
34.10
34.00
33.90
33.80
2.5
2.0
1.5
1.0
0.5
3V
0V
0
-110
2.3
RX B INPUT DIFFERENTIAL IMPEDANCE
LNA = MAX - 8dB
RSSI VOLTAGE vs. INPUT POWER
LNA = MAX
RX RSSI STEP RESPONSE
-80
2.4
(-32dB SIGNAL STEP)
LNA GAIN
CONTROL
RSSI
vs. FREQUENCY
IMAGINARY
FREQUENCY (GHz)
200ns/div
P
IN
2.5
-50
(dBm)
LNA = MAX - 32dB
LNA = MAX - 16dB
REAL
2.6
-20
MAX2839 toc14
MAX2839 toc18
2.7
10
-66.0
-68.0
-70.0
-72.0
-74.0
-76.0
-78.0
-80.0
-82.0
-84.0
-86.0