50
TTL Control, Pin Diode
10 to 1000 MHz
Digital Step Attenuator
Precision
ZSAT-31R5
CASE STYLE: AR214
Outline Dimensions ( )
inch
mm
Maximum Ratings
Features
Operating Temperature
-55C to 100C
Storage Temperature
-55C to 125C
Input Power
15 dBm
DC Voltage
5.5 V
TTL 5.5V
Outline Drawing
Digital Step Attenuator Electrical Specifi cations
INTERNET http://www.minicircuits.com
P.O. Box 350166, Brooklyn, New York 11235-0003 (718) 934-4500 Fax (718) 332-4661
Distribution Centers
NORTH AMERICA 800-654-7949 417-335-5935 Fax 417-335-5945 EUROPE 44-1252-832600 Fax 44-1252-837010
Mini-Circuits
Mini-Circuits ISO 9001 & ISO 14001 Certified
REV. OR
M97802
ZSAT-31R5
DJ/VV/CP
050328
precision 6 bit attenuator
wideband, 10 to 1000 MHz
excellent step accuracy, 0.2 dB typ.
MODEL
NO.
FREQUENCY
(MHz)
PRIMARY ATTENUATION STEPS
(dB)
@ CONTROL PORT
ATTENUATION
(dB)
LOGIC STATE
VSWR
(:1)
f
L
f
U
#1
#2
#3
#4
#5
#6
(1,1,1,1,1,1)**
Nom.
(0,0,0,0,0,0)
Max.
L
M
U
ZSAT-31R5
10
1000
0.50.18 10.25 20.25
40.3
80.4
160.5
31.5
7.0
2.0
1.5
1.6
Applications
test sets
cellular
gain control transmitters/receivers
** Total attenuation above thru-loss.
1. Step accuracy is specifi ed for basic steps. For combination of steps accuracy is additive.
2. Thru-loss is minimum insertion loss with all attenuation elements bypassed (All TTL controls state are Low)
A
B
C
D
E
F
G
H
J
2.25
1.38
1.25
.50
.150 3.100
.138 1.238
3.25
57.15 35.05 31.75 12.70
3.81 78.74
3.51 31.45 82.55
K
L
M
N
P
Q
R
S
wt.
.12
.69
1.50
.30
.41
.71
.41
.150 grams
3.05 17.53 38.10
7.62 10.41 18.03 10.41
3.81
74.0
Additional Specifi cations
DC Voltage
+5V
DC Current
12mA max.
Switching Time (50% TTL to within specifi ed
accuracy of the next-selected attenuation step,
and to within 0.1 dB of steady-state Thru-Loss)
10s typ., 15s max.,
TTL Input High Threshold
2V min
TTL Input Low Threshold
0.8V max.
TTL Toggle Rate
50 kHz typ.
1dB Compression
10 dBm (10-100 MHz)
+15 dBm (100-1000MHz)
L=10 to 100 MHz
M=100 to 500 MHz
U=500 to 1000 MHz
Connectors Model
Price
Qty.
SMA
ZSAT-31R5
$119.00
(1-9)
ZSAT-31R5
Step Attenuation* at TTL Control State
INPUT VSWR
OUTPUT VSWR
INTERNET http://www.minicircuits.com
P.O. Box 350166, Brooklyn, New York 11235-0003 (718) 934-4500 Fax (718) 332-4661
Distribution Centers
NORTH AMERICA 800-654-7949 417-335-5935 Fax 417-335-5945 EUROPE 44-1252-832600 Fax 44-1252-837010
Mini-Circuits
Mini-Circuits ISO 9001 & ISO 14001 Certified
FREQ.
000000 000001 000010 000100 001000 010000 100000
111111
THRU
LOSS
0.5 1.0 2.0 4.0 8.0 16.0
31.5
(MHz) (dB) (dB) (dB) (dB) (dB) (dB) (dB)
(dB)
9.99 5.59 0.40 0.91 1.89 3.86 7.84 15.88
31.28
27.97 5.00 0.38 0.89 1.88 3.87 7.83 15.90
31.42
78.93 4.82 0.56 1.05 2.08 4.08 8.06 16.09
31.59
129.89
4.78 0.42 0.98 1.98 3.95 7.95 16.00
31.50
210.82
4.81 0.41 0.94 1.93 3.93 7.89 15.93
31.31
288.76
4.92 0.51 1.05 2.04 4.05 8.04 16.07
31.68
366.69
4.96 0.59 1.11 2.11 4.16 8.12 16.14
31.82
444.63
5.06 0.45 0.99 1.98 4.00 7.94 16.00
31.59
498.58
5.06 0.47 1.00 1.99 4.01 7.95 15.99
31.52
573.52
5.06 0.59 1.12 2.14 4.18 8.09 16.18
31.86
651.45
5.18 0.53 1.06 2.03 4.10 8.01 16.05
31.88
729.39
5.19 0.46 1.01 2.01 4.07 7.99 16.03
31.74
810.32
5.36 0.54 1.10 2.06 4.13 8.02 16.10
31.98
888.26
5.30 0.55 1.08 2.03 4.12 7.99 16.09
31.78
966.19
5.50 0.51 1.03 1.98 4.07 7.88 15.97
31.85
1017.15
5.42 0.65 1.22 2.12 4.21 8.03 16.17
31.82
FREQ.
000001 000010 000100 001000 010000 100000
111111
(MHz)
9.99
1.46 1.44 1.42 1.43 1.46 1.50
1.29
27.97
1.20 1.20 1.19 1.19 1.20 1.21
1.13
78.93
1.16 1.15 1.14 1.15 1.15 1.16
1.11
129.89
1.18 1.18 1.16 1.16 1.17 1.18
1.13
210.82
1.22 1.23 1.19 1.19 1.19 1.21
1.16
288.76
1.24 1.21 1.21 1.22 1.21 1.23
1.20
366.69
1.25 1.23 1.23 1.24 1.24 1.25
1.24
444.63
1.26 1.28 1.24 1.26 1.26 1.27
1.27
498.58
1.25 1.27 1.24 1.27 1.27 1.27
1.30
573.52
1.23 1.22 1.23 1.27 1.27 1.26
1.32
651.45
1.19 1.22 1.21 1.25 1.26 1.24
1.34
729.39
1.18 1.20 1.21 1.23 1.25 1.20
1.34
810.32
1.19 1.21 1.21 1.21 1.23 1.18
1.35
888.26
1.22 1.28 1.24 1.21 1.22 1.16
1.35
966.19
1.27 1.29 1.26 1.20 1.20 1.16
1.36
1017.15
1.31 1.34 1.27 1.20 1.20 1.17
1.36
FREQ.
000001 000010 000100 001000 010000 100000
111111
(MHz)
9.99
1.03 1.66 1.47 1.42 1.23 1.10
1.09
27.97
1.04 1.59 1.22 1.32 1.11 1.05
1.04
78.93
1.05 1.50 1.14 1.21 1.06 1.03
1.02
129.89
1.05 1.20 1.13 1.02 1.06 1.02
1.02
210.82
1.08 1.61 1.18 1.22 1.07 1.05
1.04
288.76
1.04 1.12 1.18 1.08 1.08 1.04
1.05
366.69
1.17 1.57 1.22 1.25 1.10 1.07
1.07
444.63
1.02 1.07 1.20 1.12 1.10 1.07
1.07
498.58
1.17 1.41 1.21 1.23 1.12 1.09
1.09
573.52
1.04 1.28 1.19 1.18 1.11 1.09
1.09
651.45
1.14 1.29 1.17 1.23 1.13 1.12
1.11
729.39
1.02 1.16 1.13 1.19 1.14 1.11
1.12
810.32
1.17 1.25 1.11 1.25 1.17 1.14
1.14
888.26
1.07 1.06 1.10 1.22 1.18 1.14
1.15
966.19
1.20 1.32 1.12 1.28 1.21 1.17
1.17
1017.15
1.15 1.16 1.15 1.31 1.24 1.17
1.17
*
Step attenuation above thru-loss (TTL logic 000)
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