19-2487; Rev 3; 1/04
Quadruple-Mode PCS/Cellular/GPS LNA/Mixers
The MAX2351/MAX2354/MAX2358/MAX2359/MAX2530/
MAX2531/MAX2537/MAX2538 family of single- and multiband LNA/mixer ICs is optimized for CDMA, GSM, and
TDMA applications in both cellular and PCS bands. In
addition, the MAX2530/MAX2531/MAX2537/MAX2538 ICs
feature a GPS LNA/mixer signal path for E911 and traveler
assistance applications. The cellular and PCS signals can
be routed to either IF port. For example, one IF port can be
connected to an IF filter with 30kHz bandwidth, while the
other port can drive an IF filter with a wider bandwidth. The
GPS band has its own IF port.
To optimize dynamic range at minimum current, the
MAX2351/MAX2354/MAX2358/MAX2359/MAX2530/
MAX2531/MAX2537/MAX2538 implement multiple LNA
and mixer states, including high gain/high linearity, high
gain/low linearity, midgain, low gain, and ultra-low gain. In
high-gain/high-linearity mode, the high-IP3 LNA minimizes desensitization in the presence of a large interfering signal. For the other gain states, the LNA current is
reduced to improve standby time. Each band is implemented with a separate mixer to optimize performance for
the specific band, and each mixer provides multiple linearity modes to optimize linearity and current consumption. The ultra-low gain mode operates with very little
current, which results in significant power savings
because the handset typically spends most of its time in
this mode.
Features
♦ Eliminate Up to 35 External Components
♦ Low LNA Noise Figure
PCS: 1.2dB
Cellular: 0.9dB
GPS: 1.0dB
♦ No External GPS VCO Required
♦ No Interstage GPS SAW Filter Required
♦ Triple Band, Quadruple Mode
♦ Ultra-Low Current: 40) components
for the LNA input-matching circuit to achieve the lowest
possible noise figure. At the mixer outputs, keep the
differential signal lines together and of equal length to
ensure signal balance. For proper operation, solder the
exposed paddle evenly to the ground plane. Use abundant ground vias between RF traces to minimize undesired coupling.
______________________________________________________________________________________
11
MAX2351/4/8/9/MAX2530/1/7/8
Table 2. Modes of Operation
MAX2351/4/8/9/MAX2530/1/7/8
Quadruple-Mode PCS/Cellular/GPS LNA/Mixers
Table 4. Typical Cascade Performance of Cellular-Band Receiver with 2.5dB Interstage
Loss (RBIAS = 20kΩ)
PARAMETER
Conversion Gain (dB)
Noise Figure (dB)
Input IP3 (dBm)
Supply Current (mA) (MAX2351/MAX2354/MAX2530/MAX2531)
Supply Current (mA) (MAX2358/MAX2537/MAX2538)
Table 5. Typical Cascade Performance of
PCS-Band Receiver with 2.5dB Interstage
Loss (RBIAS = 20kΩ)
PARAMETER
Conversion Gain (dB)
Noise Figure (dB)
Input IP3 (dBm)
Supply Current (mA)
(MAX2358/MAX2359/
MAX2530/MAX2538)
Supply Current (mA)
(MAX2351/MAX2531)
HGHL
26.00
1.72
-8.54
26.50
27.20
LG
4.50
13.16
+5.44
8.60
9.30
ULG
4.00
13.16
+3.46
7.40
8.10
HGHL
25.00
1.91
-5.14
27.70
28.90
HGLL
24.00
1.79
-6.21
20.60
21.80
LG
4.50
14.50
13.59
13.90
15.10
ULG
2.50
14.50
5.44
6.50
7.70
Table 6. Typical Cascade Performance
of GPS Band (RBIAS = 20kΩ)
WITH 2.5dB
INTERSTAGE
SAW LOSS
WITH LC
INTERSTAGE
MATCH
Conversion Gain (dB)
30.50
29.09
Noise Figure (dB)
1.32
1.99
Input IP3 (dBm)
-15.05
-14.35
Supply Current (mA)
(MAX2530/MAX2537/
MAX2538)
18.90
18.90
Supply Current (mA)
(MAX2531)
19.60
19.60
25
15
PARAMETER
Image Suppression (dB)
12
MG
12.00
9.10
7.75
23.50
24.70
______________________________________________________________________________________
Quadruple-Mode PCS/Cellular/GPS LNA/Mixers
MAX2351/4/8/9/MAX2530/1/7/8
Table 7. S-Parameters for Cellular LNA in HGHL Mode
S11
S21
S12
S22
FREQUENCY
(Hz)
MAG
PHASE
(DEG)
MAG
PHASE
(DEG)
MAG
PHASE
(DEG)
MAG
PHASE
(DEG)
100M
835m
-15.10
554.2m
-115.6
736.4µ
121.10
995.1m
-8.043
200M
779.9m
-25.60
874.9m
-120.1
1.099m
119.60
986.1m
-16.150
300M
748.7m
-35.09
1.301
-121.0
1.65m
175.20
971.9m
-24.720
400M
729.4m
-44.95
1.883
-127.0
5.01m
197.80
949.1m
-34.160
500M
709.9m
-55.94
2.599
-137.2
11.55m
195.50
909.9m
-44.900
600M
687.1m
-68.06
3.396
-150.1
22.25m
188.20
845m
-57.540
700M
640.3m
-81.90
4.244
-166.0
37.71m
175.90
735.4m
-72.430
800M
557.8m
-96.31
4.959
-184.3
56.79m
160.40
570.6m
-89.160
810M
547.6m
-97.70
5.341
-203.5
76.06m
158.70
365.8m
-106.200
820M
537.1m
-99.06
5.358
-205.4
77.86m
157.10
344.5m
-107.800
830M
526.3m
-100.4
5.37
-207.3
79.62m
155.40
323.3m
-109.500
840M
515.2m
-101.70
5.379
-209.1
81.34m
153.70
302.2m
-111.100
850M
503.9m
-103.00
5.385
-211.0
83.03m
152.10
281.1m
-112.600
860M
492.5m
-104.20
5.386
-212.8
84.68m
150.40
260.2m
-114.200
870M
480.8m
-105.40
5.385
-214.6
86.29m
148.70
239.5m
-115.700
880M
469.1m
-106.50
5.38
-216.4
87.85m
147.10
218.9m
-117.200
890M
457.2m
-107.60
5.372
-218.1
89.38m
145.40
198.6m
-118.700
900M
445.3m
-108.60
5.362
-219.9
90.86m
143.70
178.6m
-120.100
1G
330.5m
-115.10
5.348
-221.6
92.3m
128.00
158.9m
-121.500
1.25G
207.7m
-94.89
4.556
-256.9
116m
97.48
216.9m
27.620
1.5G
283.4m
-86.74
3.71
-281.6
129.9m
76.60
412.3m
9.951
1.75G
382.4m
-99.91
3.071
-301.6
135.2m
60.00
529.5m
-2.140
2G
492m
-120.90
2.536
-320.9
132.1m
44.58
628.6m
-12.040
2.25G
629.8m
-149.50
1.933
-342.4
110m
29.61
739.7m
-22.720
2.5G
762.5m
-190.70
989.2m
-364.5
49.89m
50.28
853.3m
-38.460
2.75G
703.3m
-242.40
549.2m
-289.0
128.9m
89.36
833.5m
-58.420
3G
490m
-287.30
1.273
-295.0
198.4m
69.98
707.4m
-70.290
3.25G
335.7m
-321.00
1.579
-312.0
238m
55.30
626.1m
-75.550
3.5G
258.5m
-352.10
1.697
-326.7
264.9m
43.14
575.5m
-78.930
3.75G
212.7m
-22.90
1.723
-338.6
284m
32.81
549.8m
-81.490
4G
189.9m
-51.60
1.729
-348.9
298.7m
23.80
536.3m
-84.470
______________________________________________________________________________________
13
MAX2351/4/8/9/MAX2530/1/7/8
Quadruple-Mode PCS/Cellular/GPS LNA/Mixers
Table 8. S-Parameters for PCS LNA in HGHL Mode
S11
FREQUENCY
(Hz)
14
S21
MAG
PHASE
(DEG)
100M
826.3m
200M
730m
300M
S12
MAG
PHASE
(DEG)
-18.04
28.510
-33.35
25.050
623.7m
-44.60
400M
530.6m
500M
508.6m
600M
700M
800M
S22
MAG
PHASE
(DEG)
MAG
PHASE
(DEG)
163.100
8.437m
86.50
947.8m
-7.457
141.400
15.81m
72.78
870.8m
-25.890
21.350
125.200
21.38m
64.46
795.4m
-38.050
-52.40
18.100
112.300
25.89m
58.80
740.8m
-47.460
-55.46
14.650
106.400
25.66m
58.70
583.3m
-53.250
419.8m
-62.24
13.410
94.840
32.75m
54.65
657.3m
-58.520
379.3m
-65.01
11.750
87.380
36.18m
52.16
647.1m
-64.100
351.2m
-67.46
10.450
80.970
39.47m
50.17
642.7m
-68.980
900M
329.5m
-69.90
9.419
75.050
42.7m
48.26
643.4m
-73.540
1G
310.7m
-72.33
8.565
69.280
45.59m
46.42
647.5m
-77.870
1.1G
293.7m
-74.30
7.822
63.670
48.5m
44.57
652.1m
-81.950
1.2G
280.4m
-75.57
7.158
58.350
51.34m
42.79
657.4m
-85.690
1.3G
271.9m
-76.33
6.573
53.390
54.13m
40.96
663.8m
-89.130
1.4G
267.7m
-76.88
6.065
48.740
56.8m
39.06
672.2m
-92.320
1.5G
266.6m
-77.55
5.622
44.290
59.33m
37.14
682.5m
-95.320
1.6G
267.8m
-78.48
5.233
40.010
61.75m
35.20
693.8m
-98.200
1.7G
270.5m
-79.62
4.887
35.860
64.01m
33.18
705.1m
-101.000
1.8G
274.6m
-80.87
4.576
31.840
66.01m
31.12
715.9m
-103.600
1.9G
280.4m
-82.23
4.296
27.970
67.69m
29.12
726.3m
-106.100
1.91G
281.1m
-82.38
4.270
27.600
67.84m
28.93
727.3m
-106.300
1.92G
281.8m
-82.53
4.244
27.220
67.99m
28.74
728.4m
-106.600
1.93G
282.5m
-82.68
4.218
26.840
68.14m
28.55
729.4m
-106.800
1.94G
283.2m
-82.82
4.192
26.470
68.28m
28.36
730.4m
-107.000
1.95G
284m
-82.98
4.167
26.090
68.43m
28.18
731.5m
-107.300
1.96G
284.8m
-83.13
4.142
25.720
68.57m
27.99
732.5m
-107.500
1.97G
285.6m
-83.29
4.117
25.350
68.71m
27.81
733.5m
-107.700
1.98G
286.4m
-83.45
4.093
24.980
68.85m
27.63
734.5m
-108.000
1.99G
287.2m
-83.61
4.069
24.610
68.99m
27.45
735.6m
-108.200
2G
288m
-83.77
4.045
24.250
69.12m
27.27
736.6m
-108.400
2.1G
297.2m
-85.53
3.818
20.650
70.37m
25.57
747m
-110.600
2.2G
307.7m
-87.49
3.614
17.180
71.48m
24.03
757.6m
-112.700
2.3G
319.5m
-89.65
3.429
13.830
72.5m
22.66
768.5m
-114.600
2.4G
332.6m
-92.00
3.264
10.590
73.47m
21.46
779.7m
-116.600
2.5G
346.9m
-94.53
3.116
7.455
74.47m
20.45
791.3m
-118.400
2.6G
362.5m
-97.25
2.984
4.420
75.59m
19.61
803.2m
-120.300
2.7G
379.7m
-100.20
2.870
1.4740
76.93m
18.96
815.5m
-122.100
2.8G
398.1m
-103.60
2.775
-1.475
78.78m
18.45
828.4m
-124.000
2.9G
415.5m
-107.70
2.697
-4.627
81.42m
17.73
840.5m
-126.000
3G
428.9m
-112.50
2.622
-8.150
84.47m
16.44
849.8m
-127.900
______________________________________________________________________________________
Quadruple-Mode PCS/Cellular/GPS LNA/Mixers
S11
FREQUENCY
(Hz)
MAG
S21
PHASE
(DEG)
MAG
S12
PHASE
(DEG)
MAG
S22
PHASE
(DEG)
MAG
PHASE
(DEG)
100M
897m
-8.953
391.4m
-106.5
279.4µ
142.10
996.2m
-6.446
200M
878.4m
-17.210
640.8m
-109.6
645.4µ
131.50
989.8m
-12.850
300M
859m
-25.060
892.3m
-106.4
883.4µ
150.50
980.7m
-19.390
400M
839.1m
-32.680
1.231
-104.0
1.579m
178.90
968.7m
-26.200
500M
818.7m
-40.390
1.691
-104.3
3.26m
191.20
953.2m
-33.480
600M
802.3m
-47.710
2.249
-107.0
5.893m
194.80
933.8m
-41.400
700M
787.6m
-55.560
2.97
-111.9
10m
192.70
907.6m
-50.410
800M
772m
-64.070
3.867
-119.2
15.78m
187.20
869.1m
-60.940
900M
751.1m
-73.420
4.916
-129.2
23.39m
179.40
810.1m
-73.480
1G
718.6m
-83.770
6.029
-141.6
32.81m
169.50
720.9m
-88.550
1.1G
666.6m
-94.890
7.037
-155.9
43.28m
157.90
596.2m
-106.500
1.2G
593.1m
-105.900
7.742
-171.2
53.35m
145.40
444.7m
-128.200
1.3G
506.2m
-115.600
8.033
-186.2
61.65m
133.30
293.1m
-156.200
1.4G
419.5m
-123.100
7.955
-199.9
67.69m
122.40
186.2m
-199.700
1.5G
344m
-127.900
7.64
-211.7
71.78m
113.30
177.6m
-255.300
1.51G
337.2m
-128.200
7.601
-212.8
72.11m
112.50
181.8m
-260.000
1.52G
330.7m
-128.500
7.561
-213.9
72.43m
111.70
186.6m
-264.400
1.53G
324.3m
-128.800
7.52
-214.9
72.73m
110.90
191.8m
-268.500
1.54G
318m
-129.000
7.479
-216.0
73.03m
110.10
197.4m
-272.400
1.55G
311.9m
-129.300
7.437
-217.0
73.32m
109.30
203.3m
-276.000
1.56G
306m
-129.500
7.394
-218.0
73.59m
108.60
209.5m
-279.500
1.57G
300.2m
-129.600
7.351
-219.0
73.86m
107.90
215.8m
-282.700
1.58G
294.6m
-129.800
7.307
-219.9
74.12m
107.20
222.3m
-285.700
1.59G
289.2m
-129.900
7.263
-220.9
74.38m
106.50
228.9m
-288.500
1.6G
283.9m
-130.000
7.219
-221.8
74.62m
105.80
235.5m
-291.100
1.7G
239.4m
-130.000
6.777
-230.4
76.78m
99.70
300.4m
-311.100
1.8G
208m
-128.700
6.359
-237.7
78.68m
94.75
356.2m
-324.000
1.9G
186m
-126.900
5.979
-244.1
80.58m
90.66
401.9m
-333.500
2G
170.2m
-124.800
5.637
-249.9
82.6m
87.15
439.3m
-341.000
2.1G
158.8m
-122.800
5.328
-255.0
84.75m
84.05
469.6m
-347.300
2.2G
150.9m
-120.900
5.05
-259.7
86.99m
81.26
494.3m
-352.800
2.3G
145.5m
-119.300
4.802
-264.0
89.28m
78.68
514.2m
-357.600
2.4G
142.1m
-118.200
4.58
-268.0
91.57m
76.29
530m
-2.000
2.5G
139.8m
-117.500
4.382
-271.7
93.8m
74.07
542.2m
-6.000
2.6G
138.3m
-117.200
4.204
-275.2
95.98m
72.04
551.3m
-9.700
2.7G
137m
-117.400
4.044
-278.5
98.11m
70.19
558m
-13.100
2.8G
133.5m
-117.700
3.895
-281.8
100.1m
68.60
562.3m
-16.100
2.9G
128.4m
-114.600
3.727
-285.1
102.5m
67.51
567m
-18.600
3G
139.9m
-109.200
3.557
-287.2
106m
66.24
574.8m
-21.200
______________________________________________________________________________________
15
MAX2351/4/8/9/MAX2530/1/7/8
Table 9. S-Parameters for GPS LNA
MAX2351/4/8/9/MAX2530/1/7/8
Quadruple-Mode PCS/Cellular/GPS LNA/Mixers
Table 9. S-Parameters for GPS LNA (continued)
S11
S21
S12
S22
FREQUENCY
(Hz)
MAG
PHASE
(DEG)
MAG
PHASE
(DEG)
MAG
PHASE
(DEG)
MAG
PHASE
(DEG)
3.1G
162.7m
-110.6
3.458
-288.7
109.3m
64.45
579.9m
-24.1
3.2G
182.9m
-117.0
3.422
-290.4
111.8m
62.71
581.1m
-26.8
3.3G
193.1m
-126.3
3.422
-293.0
113.9m
61.32
580.5m
-29.2
3.4G
187.8m
-135.5
3.405
-296.5
116.3m
60.27
580.1m
-31.4
3.5G
173.9m
-141.5
3.340
-300.1
119.1m
59.34
580.8m
-33.4
3.6G
161.5m
-144.5
3.251
-303.4
122.2m
58.40
581.9m
-35.3
3.7G
153.7m
-145.6
3.161
-306.2
125.5m
57.45
582.9m
-37.3
3.8G
150m
-146.3
3.080
-308.8
128.9m
56.54
584m
-39.1
3.9G
149.2m
-146.9
3.008
-311.2
132.4m
55.68
585.3m
-41.0
4G
150.3m
-147.8
2.945
-313.5
136.2m
54.86
587m
-42.7
Table 10. S-Parameters for Cellular Mixer in High-Linearity Mode
16
S11
S11
PHASE (DEG)
FREQUENCY
(MHz)
997.8m
-6.397
880M
289m
-192.4
993.1m
-13.080
890M
284.4m
-203.5
900M
285.5m
-214.6
FREQUENCY
(Hz)
MAG
100M
200M
MAG
PHASE (DEG)
300M
984.5m
-20.480
400M
968.2m
-29.270
1G
451.9m
-286.0
500M
941.8m
-40.340
1.25G
734.2m
-337.2
-56.150
1.5G
815.1m
-356.3
600M
879m
700M
739.9m
-80.690
1.75G
846.4m
-8.0
800M
475.4m
-123.700
2G
860.2m
-16.9
810M
444.8m
-129.900
2.25G
864.6m
-16.9
820M
414.7m
-136.700
2.5G
862m
-16.9
830M
385.9m
-144.100
2.75G
850.6m
-16.9
840M
359.1m
-152.300
3G
846.6m
-16.9
850M
335.2m
-161.200
3.25G
857.1m
-16.9
860M
314.9m
-170.900
3.5G
860.5m
-16.9
870M
299.3m
-181.400
3.75G
857.2m
-16.9
4G
849.3m
-16.9
______________________________________________________________________________________
Quadruple-Mode PCS/Cellular/GPS LNA/Mixers
FREQUENCY
(Hz)
100M
200M
300M
400M
500M
600M
700M
800M
900M
1G
1.1G
1.2G
1.3G
1.4G
1.5G
1.6G
1.7G
1.8G
1.9G
1.91G
1.92G
1.93G
1.94G
1.95G
S11
MAG
949.1m
942.3m
933.3m
922.8m
904.9m
895.6m
881.2m
863.9m
845.8m
826.6m
804m
776.7m
742.2m
696.8m
635.2m
554.4m
454.4m
335.7m
207.5m
195.6m
184.3m
173.7m
164.1m
155.7m
PHASE (DEG)
-3.234
-6.090
-8.977
-11.780
-14.700
-17.390
-20.300
-23.310
-26.410
-29.830
-33.700
-38.130
-43.330
-49.580
-57.090
-66.040
-77.180
-92.710
-120.400
-124.700
-129.500
-134.800
-140.700
-147.200
S11
FREQUENCY
(Hz)
MAG
PHASE (DEG)
1.96G
1.97G
1.98G
1.99G
2G
2.1G
2.2G
2.3G
2.4G
2.5G
2.6G
2.7G
2.8G
2.9G
3G
3.1G
3.2G
3.3G
3.4G
3.5G
3.6G
3.7G
3.8G
3.9G
4G
148.7m
143.5m
140.2m
139.2m
140.4m
244.9m
402.9m
551.8m
675.8m
773.9m
851.9m
911.7m
948.5m
964m
964.3m
956.1m
944.9m
934.5m
928m
926.9m
929.9m
934.9m
939.9m
944.2m
947.8m
-154.3
-162.0
-170.2
-178.6
-187.2
-246.7
-273.1
-290.0
-302.9
-313.4
-322.3
-330.3
-337.6
-343.9
-349.2
-353.4
-356.6
-359.1
-1.0
-2.7
-4.2
-5.8
-7.4
-9.1
-10.6
______________________________________________________________________________________
17
MAX2351/4/8/9/MAX2530/1/7/8
Table 11. S-Parameters for PCS Mixer in High Linearity Mode
MAX2351/4/8/9/MAX2530/1/7/8
Quadruple-Mode PCS/Cellular/GPS LNA/Mixers
Table 12. S-Parameters for GPS Mixer in High Linearity Mode
18
S11
FREQUENCY
(Hz)
MAG
PHASE (DEG)
100M
200M
300M
400M
500M
600M
700M
800M
900M
1G
1.1G
1.2G
1.3G
1.4G
1.5G
1.51G
1.52G
1.53G
1.54G
1.55G
1.56G
1.57G
1.58G
1.59G
955.2m
947.6m
938m
926.8m
910.8m
896m
877.6m
854.6m
825.7m
790.1m
743.8m
681.1m
594.6m
474.7m
307.7m
288.2m
268.2m
247.7m
226.8m
205.4m
183.7m
161.5m
139m
116.2m
-3.662
-6.944
-10.250
-13.550
-16.840
-20.300
-23.970
-27.950
-32.250
-37.090
-42.690
-49.330
-57.350
-67.280
-79.620
-80.960
-82.330
-83.700
-85.080
-86.460
-87.840
-89.200
-90.520
-91.770
FREQUENCY
(Hz)
1.6G
1.7G
1.8G
1.9G
2G
2.1G
2.2G
2.3G
2.4G
2.5G
2.6G
2.7G
2.8G
2.9G
3G
3.1G
3.2G
3.3G
3.4G
3.5G
3.6G
3.7G
3.8G
3.9G
4G
S11
MAG
93.14m
143.3m
357.5m
522.6m
639m
718.6m
772.8m
811.4m
842.9m
869.8m
890.8m
906.1m
916.8m
924m
928.9m
932.3m
934.5m
935.8m
936.4m
936.4m
936m
935.3m
934.3m
933.1m
931.7m
______________________________________________________________________________________
PHASE (DEG)
-92.870
67.370
53.140
40.470
30.150
21.880
15.230
9.874
5.410
1.356
-2.443
-5.968
-9.216
-12.200
-14.940
-17.490
-19.880
-22.150
-24.300
-26.360
-28.340
-30.240
-32.080
-33.880
-35.620
Quadruple-Mode PCS/Cellular/GPS LNA/Mixers
FREQUENCY
NFMIN (dB)
(MHz)
700
0.75
800
0.76
810
0.76
820
0.76
830
0.76
840
0.77
850
0.77
860
0.78
870
0.77
880
0.77
890
0.77
900
0.78
1000
0.79
|ΓOPT|
∠ΓOPT
RN (Ω)
0.15
0.16
0.16
0.17
0.17
0.17
0.17
0.17
0.17
0.17
0.17
0.18
0.19
107
117
118
119
120
121
122
123
123
124
125
126
134
4.0
3.9
3.9
3.8
3.8
3.8
3.8
3.8
3.8
3.8
3.7
3.7
3.6
Table 14. Noise Parameters for PCS LNA
in HGHL Mode
FREQUENCY
(MHz)
1800
1900
1910
1920
1930
1940
1950
1960
1970
1980
1990
2000
2100
NFMIN
(dB)
0.89
0.89
0.89
0.89
0.89
0.90
0.90
0.90
0.90
0.90
0.90
0.90
0.91
|ΓOPT|
∠ΓOPT
RN (Ω)
0.22
0.19
0.19
0.19
0.18
0.18
0.18
0.18
0.18
0.18
0.18
0.17
0.17
-123
-129
-130
-131
-131
-133
-134
-134
-135
-136
-137
-138
-147
4.3
4.2
4.2
4.2
4.2
4.1
4.1
4.1
4.1
4.1
4.1
4.1
4.0
Table 15. Noise Parameters for GPS LNA
in HGHL Mode
FREQUENCY
NFMIN (dB)
(MHz)
1400
0.71
1500
0.73
1510
0.74
1520
0.74
1530
0.74
1540
0.74
1550
0.75
1560
0.75
1570
0.75
1580
0.75
|ΓOPT|
∠ΓOPT
RN (Ω)
0.20
0.19
0.19
0.19
0.19
0.19
0.19
0.19
0.19
0.19
78
84
85
85
86
86
87
87
88
88
4.7
4.6
4.6
4.6
4.6
4.6
4.6
4.6
4.6
4.6
Chip Information
TRANSISTOR COUNT: 2538
PROCESS: BiCMOS
______________________________________________________________________________________
19
MAX2351/4/8/9/MAX2530/1/7/8
Table 13. Noise Parameters for Cellular
LNA in HGHL Mode
Quadruple-Mode PCS/Cellular/GPS LNA/Mixers
MAX2351/4/8/9/MAX2530/1/7/8
Typical Application Circuit
VCC
IF1
CELL
VCC
6800pF
8.2pF
3.3nH
3.3kΩ
PCS
100pF
28
27
25
26
24
23
22
IF_SEL
1
1nH
IF OUTPUT MUX
6800pF
21
2
1.2pF
PCS
3
6800pF
3.3kΩ
IF0
19
MAX2538
18
2.4pF
CELL
VCC
SHDN
6800pF
GPS
GPS
IF
20
7.5nH
4
8.2kΩ
5
17
VCC
2.2nH
÷2
6
16
1.8pF
G1
LO_OUT
÷1.5
7
8
9
10
11
15
12
13
BUFFEN
14
VCO
MODE
0.8pF
20kΩ
RBIAS
0.8pF
10kΩ
5.1nH
PLL ENABLE
XTAL
20
PLL
LOOP
FILTER
______________________________________________________________________________________
Quadruple-Mode PCS/Cellular/GPS LNA/Mixers
CLNA_OUT
1
PLNA_IN
2
GND
3
CLNA_IN
PLNA_OUT
BAND
IF_SEL
PMIX_IN
CMIX_IN
IF1-
IF1+
28
27
26
25
24
23
22
I.C.
20
I.C.
19
IFO-
4
18
IFO+
SHDN
5
17
VCC
N.C./GND
6
16
LO_OUT
G1
7
15
BUFFEN
IF OUTPUT MUX
21
MAX2351
8
9
10
11
12
13
14
N.C./GND
G2
I.C.
MODE
BIAS
PLL
LO_IN
X2
______________________________________________________________________________________
21
MAX2351/4/8/9/MAX2530/1/7/8
Pin Configurations (continued)
Quadruple-Mode PCS/Cellular/GPS LNA/Mixers
CLNA_OUT
1
N.C./GND
2
GND
3
CLNA_IN
I.C.
GND
IF_SEL
I.C.
CMIX_IN
IF1-
IF1+
28
27
26
25
24
23
22
21
I.C.
20
I.C.
19
IFO-
4
18
IFO+
SHDN
5
17
VCC
N.C./GND
6
16
LO_OUT
G1
7
15
BUFFEN
IF OUTPUT MUX
MAX2351/4/8/9/MAX2530/1/7/8
Pin Configurations (continued)
22
8
9
10
11
12
13
14
N.C./GND
G2
I.C.
MODE
BIAS
PLL
LO_IN
MAX2354
______________________________________________________________________________________
Quadruple-Mode PCS/Cellular/GPS LNA/Mixers
CLNA_OUT
1
PLNA_IN
2
GND
3
CLNA_IN
PLNA_OUT
BAND
IF_SEL
PMIX_IN
CMIX_IN
IF1-
IF1+
28
27
26
25
24
23
22
I.C.
20
I.C.
19
IFO-
4
18
IFO+
SHDN
5
17
VCC
N.C./GND
6
16
LO_OUT
G1
7
15
BUFFEN
IF OUTPUT MUX
21
MAX2358
8
9
10
11
12
13
14
N.C./GND
G2
I.C.
MODE
BIAS
PLL
LO_IN
÷2
______________________________________________________________________________________
23
MAX2351/4/8/9/MAX2530/1/7/8
Pin Configurations (continued)
Quadruple-Mode PCS/Cellular/GPS LNA/Mixers
N.C./GND
1
PLNA_IN
2
GND
3
N.C./GND
PLNA_OUT
I.C.
IF_SEL
PMIX_IN
N.C./GND
IF1-
IF1+
28
27
26
25
24
23
22
21
I.C.
20
I.C.
19
IFO-
4
18
IFO+
SHDN
5
17
VCC
N.C./GND
6
16
LO_OUT
G1
7
15
BUFFEN
IF OUTPUT MUX
MAX2351/4/8/9/MAX2530/1/7/8
Pin Configurations (continued)
24
8
9
10
11
12
13
14
N.C./GND
G2
I.C.
MODE
BIAS
PLL
LO_IN
MAX2359
______________________________________________________________________________________
Quadruple-Mode PCS/Cellular/GPS LNA/Mixers
SHDN
5
GLNA_IN
6
G1
7
PLNA_OUT
BAND
IF_SEL
PMIX_IN
CMIX_IN
IF1-
IF1+
MAX2530
÷1.5
8
9
10
11
12
13
14
LO_IN
4
IF OUTPUT MUX
CLNA_IN
22
PLL
3
23
BIAS
GND
24
MODE
2
25
GMIX_IN
PLNA_IN
26
G2
1
27
GLNA_OUT
CLNA_OUT
28
21
GIF-
20
GIF+
19
IFO-
18
IFO+
17
VCC
16
LO_OUT
15
BUFFEN
______________________________________________________________________________________
25
MAX2351/4/8/9/MAX2530/1/7/8
Pin Configurations (continued)
Quadruple-Mode PCS/Cellular/GPS LNA/Mixers
26
4
SHDN
5
GLNA_IN
6
G1
7
PLNA_OUT
BAND
IF_SEL
PMIX_IN
CMIX_IN
IF1-
IF1+
MAX2531
X2
÷1.5
8
9
10
11
12
13
14
LO_IN
CLNA_IN
22
IF OUTPUT MUX
3
23
PLL
GND
24
BIAS
2
25
MODE
PLNA_IN
26
GMIX_IN
1
27
G2
CLNA_OUT
28
GLNA_OUT
MAX2351/4/8/9/MAX2530/1/7/8
Pin Configurations (continued)
21
GIF-
20
GIF+
19
IFO-
18
IFO+
17
VCC
16
LO_OUT
15
BUFFEN
______________________________________________________________________________________
Quadruple-Mode PCS/Cellular/GPS LNA/Mixers
SHDN
5
GLNA_IN
6
G1
7
I.C.
BAND
IF_SEL
I.C.
CMIX_IN
IF1-
IF1+
MAX2537
÷2
÷1.5
8
9
10
11
12
13
14
LO_IN
4
IF OUTPUT MUX
CLNA_IN
22
PLL
3
23
BIAS
GND
24
MODE
2
25
GMIX_IN
N.C./GND
26
G2
1
27
GLNA_OUT
CLNA_OUT
28
21
GIF-
20
GIF+
19
IFO-
18
IFO+
17
VCC
16
LO_OUT
15
BUFFEN
Package Information
For the latest package outline information, go to
www.maxim-ic.com/packages.
Maxim cannot assume responsibility for use of any circuitry other than circuitry entirely embodied in a Maxim product. No circuit patent licenses are
implied. Maxim reserves the right to change the circuitry and specifications without notice at any time.
Maxim Integrated Products, 120 San Gabriel Drive, Sunnyvale, CA 94086 408-737-7600 ____________________ 27
© 2004 Maxim Integrated Products
Printed USA
is a registered trademark of Maxim Integrated Products.
MAX2351/4/8/9/MAX2530/1/7/8
Pin Configurations (continued)
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