AMMP-6640-TR2G

7
AMMP-6640 Typical Scattering Parameters
[1]
at Max Attenuation (Tc = 25°C, Zo = 50ohm, V
Sh
= 1.2V, V
Ser
= 0V)
Freq
GHZ
S11 S21 S12 S22
dB Mag Ang dB Mag Ang dB Mag Ang dB Mag Ang
0.045 -22.65 0.074 -3.714 -25.71 0.052 -3.634 -25.65 0.052 -4.117 -22.50 0.075 -4.400
1 -22.90 0.072 -76.451 -25.85 0.051 -73.236 -25.85 0.051 -73.268 -22.09 0.079 -78.259
2 -24.58 0.059 -161.676 -25.99 0.050 -142.222 -26.00 0.050 -142.313 -22.82 0.072 -155.550
3 -24.11 0.062 101.530 -26.11 0.050 148.641 -26.11 0.050 148.392 -23.92 0.064 123.941
4 -21.59 0.083 18.123 -26.29 0.049 80.938 -26.29 0.049 80.889 -25.04 0.056 32.641
5 -19.99 0.100 -52.521 -26.36 0.048 11.652 -26.38 0.048 11.850 -23.66 0.066 -60.708
6 -19.80 0.102 -118.321 -26.43 0.048 -57.839 -26.36 0.048 -57.632 -21.52 0.084 -140.866
7 -21.20 0.087 175.229 -26.58 0.047 -127.196 -26.60 0.047 -126.556 -19.97 0.100 150.187
8 -24.22 0.062 101.309 -26.54 0.047 164.136 -26.65 0.047 164.220 -19.83 0.102 87.098
9 -28.18 0.039 10.139 -26.69 0.046 95.104 -26.71 0.046 94.845 -21.51 0.084 26.935
10 -27.13 0.044 -107.208 -26.82 0.046 25.636 -26.80 0.046 25.494 -24.48 0.060 -36.633
11 -22.88 0.072 172.833 -26.80 0.046 -44.007 -26.78 0.046 -43.968 -31.18 0.028 -115.726
12 -20.74 0.092 103.472 -27.17 0.044 -113.390 -27.15 0.044 -113.310 -33.68 0.021 92.248
13 -20.18 0.098 42.030 -27.01 0.045 177.210 -27.01 0.045 177.121 -26.94 0.045 8.795
14 -21.41 0.085 -15.666 -27.35 0.043 108.097 -27.35 0.043 107.494 -24.41 0.060 -48.851
15 -24.58 0.059 -73.775 -27.23 0.044 38.952 -27.27 0.043 39.013 -23.78 0.065 -106.755
16 -33.27 0.022 -131.968 -27.01 0.045 -30.148 -27.05 0.044 -29.849 -24.08 0.063 -157.699
17 -36.89 0.014 33.229 -27.13 0.044 -100.659 -27.09 0.044 -100.443 -24.64 0.059 155.258
18 -29.84 0.032 -37.420 -27.17 0.044 -171.477 -27.13 0.044 -170.955 -25.87 0.051 109.390
19 -29.79 0.032 -95.142 -27.19 0.044 117.989 -27.23 0.044 118.028 -27.62 0.042 63.939
20 -31.77 0.026 -169.635 -27.33 0.043 46.694 -27.35 0.043 46.739 -29.00 0.036 3.213
21 -31.87 0.026 88.863 -27.35 0.043 -24.938 -27.35 0.043 -24.771 -28.31 0.038 -72.475
22 -28.71 0.037 6.714 -27.51 0.042 -97.398 -27.54 0.042 -97.529 -25.92 0.051 -134.415
23 -25.73 0.052 -48.316 -28.20 0.039 -168.786 -28.18 0.039 -168.784 -26.41 0.048 -174.685
24 -23.15 0.070 -76.807 -27.92 0.040 125.832 -27.94 0.040 125.616 -33.76 0.021 174.607
25 -19.86 0.102 -106.347 -27.58 0.042 53.711 -27.56 0.042 53.591 -23.62 0.066 -136.505
26 -18.38 0.121 -140.847 -27.41 0.043 -18.981 -27.62 0.042 -18.782 -17.41 0.135 -174.422
27 -17.76 0.129 -175.089 -27.56 0.042 -91.333 -27.60 0.042 -90.375 -14.88 0.180 142.396
28 -19.65 0.104 145.839 -27.94 0.040 -162.675 -27.70 0.041 -162.228 -14.52 0.188 97.127
29 -24.70 0.058 135.946 -27.47 0.042 125.616 -27.43 0.043 124.900 -17.42 0.135 54.318
30 -21.86 0.081 152.131 -27.72 0.041 48.274 -27.79 0.041 48.827 -26.07 0.050 29.690
31 -16.86 0.144 118.511 -28.11 0.039 -19.913 -28.16 0.039 -20.146 -24.05 0.063 88.323
32 -13.96 0.201 69.230 -28.34 0.038 -93.457 -28.34 0.038 -92.178 -17.59 0.132 49.524
33 -12.33 0.242 16.310 -28.29 0.039 -166.667 -28.31 0.038 -166.374 -14.70 0.184 -12.282
34 -11.62 0.262 -39.798 -28.83 0.036 122.947 -28.73 0.037 123.266 -12.76 0.230 -74.027
35 -11.95 0.253 -94.751 -28.92 0.036 51.835 -28.90 0.036 52.203 -11.89 0.254 -130.447
36 -14.17 0.196 -147.819 -28.78 0.036 -18.645 -28.73 0.037 -19.127 -12.22 0.245 176.047
37 -19.35 0.108 165.315 -28.36 0.038 -91.062 -28.54 0.037 -90.514 -14.09 0.198 123.529
38 -34.02 0.020 -75.922 -28.34 0.038 -93.457 -27.87 0.040 -163.455 -19.13 0.111 79.380
39 -16.68 0.147 -129.367 -29.92 0.032 113.135 -29.71 0.033 114.797 -23.81 0.065 75.556
40 -12.69 0.232 177.764 -30.52 0.030 53.536 -30.46 0.030 53.353 -22.29 0.077 30.587
Note : Data obtained from 2.4-mm connecter based modules. This data includes connecter loss, and board loss. The measurement reference plane is
at the RF connectors.
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Data subject to change. Copyright © 2005-2013 Avago Technologies. All rights reserved.
AV02-2236EN - July 9, 2013
AMMP-6640 Biasing and Operation
The AMMP-6640 attenuator is driven by voltage ramps
placed on Vseries and Vshunt control pins. Operation in
this mode requires voltages between 0 to 1.5 volts for Vse
and 0 to 1.5 volts for Vsh. The recommended DC control
voltage range is Vse = 0 to 1.2 volts and Vsh = 0 to 1.2
volts. A simplied schematic for the AMMP-6640 is shown
in Figure 17.
In the minimum attenuation state, the series FETs are
fully biased at 1.2 volts and the shunt FETs are in the full
o state at 0 volts. Inversely, for a maximum attenuation
state, the series FETs are o at 0 volts bias and the shunt
FETs are fully on at 1.2 volts. Achieving attenuation levels
in-between these two states requires voltage levels similar
to those in Table 4. Applying voltage to the shunt FETs sets
the source to drain resistance and establishes the main
attenuation level. The match is optimized by the amount
of bias applied to the series FETs. The match will determine
how at the attenuation level is across a broadband
operational range.
Figure 17. AMMP-6640 Schematic
NC NCNC
V
SH
V
SE
NC
RF
OUT
RF
IN
1 2 3
7 6 5
8 4
Package
Base
Ground
0.1µF
0.1µF
Ordering Information
Part Number Devices Per Container Container
AMMP-6640-BLKG 10 Antistatic bag
AMMP-6630-TR1G 100 7” Reel
AMMP-6630-TR2G 500 7” Reel
Package Dimension, PCB Layout and Tape and Reel
information
Please refer to Avago Technologies Application Note 5520,
AMxP-xxxx production Assembly Process (Land Pattern A).
Table 4. AMMP-6640 Typical Control Voltages
Attenuation (dB) Vseries (V) Vshunt (V)
0 1.2 0
2 0.440 0.325
4 0.435 0.383
6 0.430 0.416
8 0.420 0.440
10 0.410 0.465
12 0.400 0.480
14 0.385 0.505
16 0.375 0.535
18 0.360 0.575
20 0.350 0.650
22 0.346 0.845
max 0 1.2

AMMP-6640-TR2G

Mfr. #:
Manufacturer:
Broadcom / Avago
Description:
Attenuators Attenuator DC-40GHz
Lifecycle:
New from this manufacturer.
Delivery:
DHL FedEx Ups TNT EMS
Payment:
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