Amplitude Control Module Series ACM
The Series ACM Integrated Microwave Assemblies (IMAs) were developed for use in high performance Simulator and ATE Systems. They provide precise control of signal Amplitude and Pulse Modulation over a high dynamic range with very fine resolution and can cover a Frequency Range of 0.5 to 40 GHz in only three modules.
These IMAs were designed using the optimum construction technology to achieve superior products and ease of manufacturing. These include Surface Mount Technology for the 0.5 to 2 GHz module, Chip & Wire (MIC) technology for the broad band 2 to 18 GHz module and Integrated Discrete Components for the much lower volume 18 to 40 GHz module.
OPTION
Similar modules, which allow the control of both Phase and Amplitude, are also available. Consult the Factory for details.
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- High Gain
- High Dynamic Range: 95 dB
- High Resolution: 0.15 dB
- Low Harmonics
- Pulse Modulation: 90 dB, 25 nsec
- Phase Control: Option
- Monotonicity: Guaranteed
Model ACM2052 0.5 to 2 GHz Amplitude Control Module
Model ACM2218 2 to 18 GHz Amplitude Control
Model ACM1840 18 to 40 GHz Amplitude Control Module
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Figure 1: Amplitude Control Module Block Diagram
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PERFORMANCE CHARACTERISTICS
|
PARAMETER |
SPECIFICATION |
1 |
MODEL NUMBER |
ACM2052 |
ACM2218 |
ACM1840 |
2 |
FREQUENCY RANGE, min (GHz) |
0.5 to 2 |
2 to 18 |
18 to 40 |
3 |
OUTPUT POWER, 1 dB compression (dBm) |
15 |
15 |
6 |
4 |
GAIN, min (dB) |
17 |
@2.0 to 3.5 GHz 14
|
7
|
@3.5 to 6.0 GHz 16
|
@6.0 to 10.4 GHz 17 |
@10.4 to 18.0 GHz 18
|
5 |
HARMONICS, max (dBc) |
-60 |
6 |
INPUT VSWR, max |
2.5:1 |
7 |
OUTPUT VSWR, max |
2:1 |
2.5:1 |
2.5:1 |
8 |
ATTENUATION |
|
8.1 |
RANGE, min (dB) |
100 |
100
|
90 |
8.2 |
Control |
10 BITS TTL |
8.3 |
RESOLUTION, nominal (dB) |
0.1 |
0.1
|
0.2
|
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MONOTONICITY |
GUARANTEED |
8.4 |
Switching SPEED, max (µsec) |
1 |
9 |
PHASE Control (OPTIONAL) |
360º |
360º |
360º |
10 |
PULSE MODULATION |
|
10.1 |
ISOLATION, min (dB) |
80 |
90 |
70 |
10.2 |
Switching SPEED, max (nsec) |
25 |
25 |
25 |
10.3 |
PULSE Control |
TTL |
11 |
OPERATING TEMPERATURE |
+40ºC to +50ºC (1) |
12 |
STORAGE TEMPERATURE |
0ºC to +50ºC |
13 |
POWER SUPPLY REQUIREMENT |
13.1 |
+5V DC, max (mA) |
500 |
600 |
270 |
13.2 |
+10V DC, max (mA)* |
N/A |
800 |
700 |
13.3 |
+12V DC, max (mA) |
750 |
N/A |
N/A |
13.4 |
+15V DC, max (mA) |
600 |
400 |
300 |
13.5 |
-15V DC, max (mA) |
400 |
400 |
310 |
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. * +10VDC to +15VDC Optional
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MODEL ACM2052 (0.5 to 2 GHz) DIMENSIONS
CONNECTORS DATA |
PORT
|
PORT FUNCTION
|
QTY.
|
DESCRIPTION
|
NOTES
|
J1 |
Control & SUPPLY |
1 |
DB25 (PLUG) |
PER MIL-C-24308 |
J2 |
MODULATOR Control |
1 |
SMC MALE |
PER MIL-C-39012 |
J3 |
RF IN |
1 |
SMA FEMALE |
PER MIL-C-39012 |
J4 |
RF OUT |
1 |
SMA FEMALE |
PER MIL-C-39012 |
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MODEL ACM2052 (0.5 to 2 GHz) CONNECTOR J1 Pinout
PIN # |
FUNCTION |
1 |
+15V |
2 |
+15V |
3 |
GND |
4 |
+5V |
5 |
GND |
6 |
-15V |
7 |
GND |
8 |
+12V |
9 |
GND |
10 |
0.5 - 0.8 GHz band CTRL |
11 |
0.8 - 1.3 GHz band CTRL |
12 |
1.3 - 2 GHz band CTRL |
13 |
Output SP4T Termination CTRL
|
14 |
Temp GND |
15 |
Temp OUT |
16 |
A1 (Attenuator LSB) 0.1 dB
|
17 |
A2 0.2 dB
|
18 |
A3 0.4 dB
|
19 |
A4 0.8 dB
|
20 |
A5 1.6 dB
|
21 |
A6 3.2 dB
|
22 |
A7 6.4 dB
|
23 |
A8 12.8 dB
|
24 |
A9 25.6 dB
|
25 |
A10 (Attenuator MSB) 51.2 dB
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MODEL ACM2218 (2 to 18 GHz) DIMENSIONS
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MODEL ACM2218 (2 to 18 GHz) CONNECTORS INFORMATION
CONNECTORS DATA |
SYM
|
FUNCTION
|
DESCRIPTION
|
J1
|
VVA Control & Supply
|
Conn D-Type 15P Per MIL-C-24308
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J2
|
MODULE Control & Supply
|
Conn D-Type 25P Per MIL-C-24308
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J3
|
Pulse Modulation Control
|
Conn. SMC Male, Per MIL-C-39012/77-0002
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J4
|
RF In
|
Conn. SMA Male, Per MIL-C-39012
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J5
|
RF Out
|
Conn. SMA Female, Per MIL-C-39012
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J1 PIN FUNCTIONS
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PIN #
|
FUNCTION
|
1
|
.10 dB
|
2
|
.20 dB
|
3
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.40 dB
|
4
|
.80 dB
|
5
|
1.60 dB
|
6
|
3.20 dB
|
7
|
6.40 dB
|
8
|
12.80 dB
|
9
|
25.6 dB
|
10
|
51.2 dB
|
11
|
Strobe
|
12
|
Strobe Enable
|
13
|
+15 V
|
14
|
-15 V
|
15
|
GND
|
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J2 PIN FUNCTIONS
|
PIN # |
FUNCTION |
1 |
2-3.5 Band |
2 |
N/C |
3 |
N/C |
4 |
3.5-6 Band |
5 |
N/C |
6 |
N/C |
7 |
6-10.4 Band |
8 |
N/C |
9 |
N/C |
10 |
10.4-18 Band |
11 |
N/C |
12 |
N/C |
13 |
Park State |
14 |
N/C |
15 |
N/C |
16 |
N/C |
17 |
Temp Monitor |
18 |
+5 V |
19 |
N/C |
20 |
-15 V |
21 |
+10 V |
22 |
+10 V |
23 |
GND |
24 |
GND |
25 |
GND |
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MODEL ACM1840 (18 to 40 GHz) DIMENSIONS
CONNECTORS DATA |
SYM
|
FUNCTION
|
DESCRIPTION
|
J1 |
RF Input
|
“K” Conn Female
|
J2
|
RF Output
|
“K” Conn Female
|
J3 |
Supply & Control
|
Conn 96 Pin Female (DN 41612 Type C)
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MODEL ACM1840 (18 to 40 GHz) CONNECTOR (J3)
PIN # |
ROW A |
ROW B
|
ROW C
|
1 |
RF Enable (pulse) |
RF Enable screen GND |
GND |
2 |
GND |
GND |
GND |
3 |
+10V |
+10V |
+10V |
4 |
N.C. |
N.C. |
N.C. |
5 |
Filter Bit 1 (26.5-40 GHz) |
Filter Bit 0 (18-26.5 GHz) |
TEMP, MONITOR |
6 |
GND |
GND |
GND |
7 |
+5V |
+5V |
+5V |
8 |
-15V |
-15V |
+15V |
9 |
ATT STROBE LATCH |
N.C. |
N.C. |
10 |
N.C. |
N.C. |
A9 (Attenuator MSB) 51.2 dB |
11 |
A8 25.6 dB |
A7 12.8 dB |
A6 6.4 dB |
12 |
A5 3.2 dB |
A4 1.6 dB |
A3 0.8 dB |
13 |
A2 0.4 dB |
A1 0.2 dB |
A0 (Attenuator LSB) 0.1 dB |
14 |
GND |
GND |
GND |
15 |
N.C. |
N.C. |
N.C. |
16 |
N.C. |
N.C. |
N.C. |
17 |
N.C. |
N.C. |
N.C. |
18 |
N.C. |
N.C. |
N.C. |
19 |
N.C. |
N.C. |
N.C. |
20 |
GND |
GND |
GND |
21 |
-15V |
GND |
+15V |
22 |
N.C. |
GND |
+5V |
23 |
N.C. |
N.C. |
N.C. |
24 |
N.C. |
N.C. |
N.C. |
25 |
N.C. |
N.C. |
N.C. |
26 |
N.C. |
N.C. |
N.C. |
27 |
N.C. |
N.C. |
N.C. |
28 |
GND |
Sense GND
|
GND |
29 |
LED 1 Power (Green) |
Sense |
LED 1/2 GND |
30 |
LED 2 Fault (Red) |
N.C. |
N.C. |
31 |
Fan +24V |
N.C. |
Fan 0V |
32 |
Fan +24V |
N.C. |
Fan 0V |