MAX2850ITK+T Maxim Integrated Products, MAX2850ITK+T Datasheet - Page 10

• Manufacturer Part Number: MAX2850ITK+T
• Description: RF Transmitter 5GHz, 4-Ch MIMO Tran smitter WLAN 802.11a
• Manufacturer: Maxim Integrated Products

Specifications of MAX2850ITK+T

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

(V
balun, T
5GHz, 4-Channel MIMO Transmitter
10
CC
-100
-110
-10
-20
-30
-40
-50
-60
-70
-80
-90
2.5
2.0
1.5
1.0
0.5
3.0
2.5
2.0
1.5
1.0
0.5
0
0
_____________________________________________________________________________________
= 2.8V, f
-100
-50
0
A
LNA = MAX - 8dB
-45
= +25NC, using the MAX2850 Evaluation Kit.)
LOW GAIN,
T
LNA INPUT (LNA = MAX GAIN)
Rx EMISSION SPECTRUM AT
A
-80
-40
BASEBAND RSSI VOLTAGE
= -20°C
LOW GAIN, T
LOW GAIN,
T
A
LO
LNA = MAX
= +25°C
Rx RF RSSI OUTPUT
RF INPUT POWER (dBm)
RF INPUT POWER (dBm)
-35
vs. INPUT POWER
LNA = MAX - 16dB
-60
= 5.35GHz, f
-30
2.65GHz/div
2LO
A
-25
-40
HIGH GAIN, T
= +85°C
LNA = MAX - 40dB
-20
LNA = MAX - 32dB
-20
-15
HIGH GAIN,
T
A
MAX - 24dB
REF
= +25°C
A
HIGH GAIN,
T
LNA =
A
-10
= -20°C
= +85°C
0
= 40MHz, CS = high, SCLK = DIN = low, RF BW = 20MHz, Tx output at 50I unbalanced output of
4LO
-5
26.5
20
0
1.0V/div
1.0V/div
-10
-20
40
30
20
10
2.7V
2.4V
0.8V
0
4.80
0V
0V
0V
Typical Operating Characteristics (continued)
MAX - 32dB
MAX GAIN
5.00
Rx INPUT IMPEDANCE
MAX - 40dB MAX - 32dB
Rx RF RSSI ATTACK TIME
LNA GAIN CONTROL
+40dB STEP RESPONSE
GAIN CONTROL
RF FREQUENCY (GHz)
RSSI OUTPUT
5.20
(+40dB SIGNAL STEP)
V
RSSI
Rx BASEBAND RSSI
5.40
400ns/div
1 µ s/div
MAX GAIN
D: 460ns
@: 440ns
D: 280ns
@: 192ns
5.60
MAX - 40dB
5.80
MAX2850 toc11
D: 1.32V
@: 1.84V
D: 1.50V
@: 2.30V
MAX2850 toc14
MAX2850 toc17
6.00
20
10
0
-10
-20
-30
-40
1.0V/div
1.0V/div
2.7V
2.0V
0.6V
-10
-12
-14
-16
-18
-20
0V
0V
0V
-2
-4
-6
-8
0
4900
RSSI OUTPUT
LNA = MAX - 32dB
5100
LNA GAIN CONTROL
Rx RF RSSI DELAY TIME
Rx INPUT RETURN LOSS
GAIN CONTROL
-32dB STEP RESPONSE
V
(-40dB SIGNAL STEP)
RSSI
Rx BASEBAND RSSI
LNA = MAX - 40dB
FREQUENCY (MHz)
5300
400ns/div
1 µ s/div
D: 1.18 µ s
@: 1.16 µs
D: 216ns
@: 128ns
5500
LNA = MAX
5700
D: 1.30V
@: 460mV
D: 1.62V
@: 480mV
MAX2850 toc18
MAX2850 toc15
5900