MAX2850ITK+ Maxim Integrated Products, MAX2850ITK+ Datasheet - Page 18

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

Specifications of MAX2850ITK+

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

5GHz, 4-Channel MIMO Transmitter
18
PIN
10
11
12
13
14
1
2
3
4
5
6
7
8
9
_____________________________________________________________________________________
V
CC_PA_BIAS
V
V
PA_BIAS2
PA_BIAS3
PA_DET2
PA_DET3
TXRF2+
TXRF3+
CC_UCX1
CC_UCX2
V
TXRF2-
TXRF3-
NAME
CC_LO
GND
GND
TOP VIEW
Transmitter 1 Upconverter Supply Voltage. Bypass with a capacitor as close as possible to the pin.
Transmitter 2 Upconverter Supply Voltage. Bypass with a capacitor as close as possible to the pin.
External Power-Amplifier Detector Mux Input 2
Ground
Transmitter 2 Differential Output. These pins are in open-collector configuration. These pins should
be biased at the supply voltage with differential impedance terminated at 300I.
Ground
External Power-Amplifier Voltage Bias Output 2
External Power-Amplifier Voltage Bias and Detector Mux Supply Voltage. Bypass with a capacitor as
close as possible to the pin.
LO Generation Supply Voltage. Bypass with a capacitor as close as possible to the pin.
External Power-Amplifier Voltage Bias Output 3
Transmitter 3 Differential Output. These pins are in open-collector configuration. These pins should
be biased at the supply voltage with differential impedance terminated at 300I.
External Power Amplifier Detector Mux Input 3
XTAL_CAP
PA_BIAS1
V
TXBBQ2+
TXBBQ1+
PA_DET1
TXBBQ2-
TXBBQ1-
V
CC_XTAL
TXBBI2+
TXBBI1+
ENABLE
TXBBI2-
TXBBI1-
TXRF1+
CC_BB1
TXRF1-
XTAL
52
53
54
55
56
57
58
59
60
61
62
63
64
65
66
67
68
51 50 49 48 47 46 45 44 43 42 41 40 39 38 37 36 35
1
2
3
4
5
6
10mm x 10mm
7
MAX2850
8
TQFN
9
10 11 12 13 14 15 16 17
FUNCTION
34
33
32
31
30
29
28
27
26
25
24
23
22
21
20
19
18
DIN
SCLK
CS
TXBBQ4-
TXBBQ4+
TXBBI4-
TXBBI4+
V
V
RXRF+
RXRF-
V
PA_DET4
TXRF4-
TXRF4+
PA_BIAS4
GND
CC_BB2
CC_MXR
CC_LNA
Pin Configuration
Pin Description