UPC1688G
NEC's 1.0 GHz BANDWIDTH
SILICON MMIC AMPLIFIER
PART NUMBER
UPC1688G
PACKAGE OUTLINE
39
SYMBOLS
PARAMETERS AND CONDITIONS
UNITS
MIN
TYP
MAX
I
CC
Circuit Current
mA
14
19
24
G
P
Power Gain
dB
18
21
23
P
SAT
Saturated Output Power, P
IN
= -5 dBm
dBm
2
4
NF
Noise Figure
dB
4
5.5
BW
Bandwidth at 3 dB down below the gain at 100 MHz
MHz
900
1100
I
SOL
Isolation
dB
23
27
RL
IN
Input Return Loss
dB
10
13
RL
OUT
Output Return Loss
dB
10
13
ELECTRICAL CHARACTERISTICS
(T
A
= 25
C, V
CC
= 5 V, f = 500 MHz, Zs = Z
L
= 50
)
FEATURES
FLAT GAIN:
G
P
=
1 dB TYP from 100 to 700 MHz
1000 MHz FREQUENCY RESPONSE AT 3 dB DOWN
21 dB POWER GAIN AT 500 MHz
SINGLE 5 VOLT SUPPLY
NO EXTERNAL BIAS COMPONENTS REQUIRED
LOW COST PACKAGE
50
GAIN BLOCK
AVAILABLE IN TAPE AND REEL
NOISE FIGURE AND GAIN
vs. FREQUENCY
Noise Figure, NF (dB)
Gain, G
S
(dB)
Frequency, f (MHz)
NEC's UPC1688G is a silicon monolithic integrated circuit
specifically designed as a flat gain, wide band amplifier cover-
ing the HF through the UHF band. It is particularly suited for low
cost high performance amplifier applications.
NEC's stringent quality assurance and test procedures ensure
the highest reliability and performance.
DESCRIPTION
California Eastern Laboratories
V
CC
= 5.5 V
V
CC
= 5.0 V
V
CC
=4.5 V
GP
NF
V
CC
= 5.5 V
V
CC
= 5.0 V
V
CC
=4.5 V
10 50 100 500 1000 2000
24
20
16
12
8
4
0
UPC1688G
ABSOLUTE MAXIMUM RATINGS
1
(T
A
= 25
C)
SYMBOLS
PARAMETERS
UNITS
RATINGS
V
CC
Supply Voltage
V
6
P
IN
Input Power
dBm
+10
P
T
Total Power Dissipation
2
mW
200
T
OP
Operating Temperature
C
-40 to +85
T
STG
Storage Temperature
C
-55 to +150
TYPICAL PERFORMANCE CURVES
(T
A
= 25
C)
Temperature, T
A
(
C)
Supply Current, I
CC
(mA)
SUPPLY CURRENT vs.
TEMPERATURE
EQUIVALENT CIRCUIT
GND
INPUT
OUTPUT
V
CC
Notes:
1. Operation in excess of any one of these parameters may result in
permanent damage.
2. At T
A
= +85
C.
Supply Current, I
CC
(mA)
SUPPLY CURRENT vs. VOLTAGE
OUTPUT RETURN LOSS
vs. FREQUENCY AND VOLTAGE
GAIN vs. FREQUENCY
AND TEMPERATURE
Gain, G
S
(dB)
Output Return Loss, (dB)
Frequency, f (MHz)
Frequency, f (MHz)
Supply Voltage, V
CC
(V)
NO INPUT
SIGNAL
0 1 2 3 4 5 6
32
28
24
20
16
12
8
4
0
V
CC
= 5 V
-60 -30 0 30 60 90 120 150
32
28
24
20
16
12
8
4
0
T
A
= -55 C
T
A
= -20 C
T
A
= +25 C
T
A
= +85 C
T
A
= +125 C
24
20
16
12
8
4
0
10 50 100 500 1000 2000
V
CC
= 4.5 V
V
CC
= 5.0 V
V
CC
=5.5 V
10 50 100 500 1000 2000
10
0
-10
-20
-30
-40
-50
UPC1688G
TYPICAL PERFORMANCE CURVES
(T
A
= 25
C)
THIRD ORDER INTERMODULATION
vs. INPUT POWER AND VOLTAGE
SSB Output Power, P
OUT
(dBm)
Third Order Intermodulation, IM
3
(dBc)
Saturated Power, P
SAT
(dBm)
Isolation, (dB)
Input Return Loss, (dB)
Output Power, P
OUT
(dBm)
SATURATED POWER vs.
FREQUENCY AND VOLTAGE
INPUT RETURN LOSS vs.
FREQUENCY AND VOLTAGE
ISOLATION vs. FREQUENCY
Frequency, f (MHz)
Frequency, f (MHz)
Frequency, f (MHz)
OUTPUT POWER vs. INPUT POWER
AND FREQUENCY
Input Power, P
IN
(dBm)
V
CC
= 5.5 V
V
CC
= 5.0 V
V
CC
= 4.5 V
P
IN
= -5 dBm
10 50 100 500 1000 2000
10
8
6
4
2
0
-2
-20 -15 -10 -5 0
-70
-60
-50
-40
-30
-20
-10
0
V
CC
= 5.5 V
V
CC
= 5.0 V
V
CC
= 4.5 V
f1 = 500 MHz
f2 = 502 MHz
V
CC
=5.5 V
V
CC
= 5.0 V
V
CC
= 4.5 V
10 50 100 500 1000 2000
10
0
-10
-20
-30
-40
-50
V
CC
= 5 V
10 50 100 500 1000 2000
10
0
-10
-20
-30
-40
-50
f = 100 MHz
V
CC
= 5.0 V
-30 -25 -20 -15 -10 -5 0
10
5
0
-5
-10
-15
-20
f = 500 MHz
f = 1000 MHz
UPC1688G
TYPICAL SCATTERING PARAMETERS
(T
A
= 25
C)
UPC1688G:
V
CC
=5.0 V, I
CC
=19 mA
FREQUENCY
S
11
S
21
S
12
S
22
k
S
21
GHz
MAG
ANG
MAG
ANG
MAG
ANG
MAG
ANG
dB
0.10
0.102
-85.7
11.040
-13.7
0.042
3.2
0.073
-132.3
1.30
20.9
0.20
0.161
-102.3
11.632
-31.0
0.043
-0.3
0.089
-148.8
1.23
21.3
0.30
0.237
-110.4
12.054
-48.4
0.044
-1.1
0.100
-156.0
1.17
21.6
0.40
0.292
-116.9
12.328
-62.8
0.046
-1.0
0.111
174.0
1.10
21.8
0.50
0.344
-123.9
12.515
-80.8
0.048
8.4
0.136
108.1
1.00
21.9
0.60
0.353
-135.4
12.578
-102.2
0.050
2.2
0.153
47.3
0.94
22.0
0.70
0.348
-152.8
12.466
-124.5
0.053
-1.7
0.172
-16.6
0.93
21.9
0.80
0.301
-165.8
11.899
-148.8
0.055
-7.6
0.192
-37.5
0.96
21.5
0.90
0.217
-175.0
10.564
-172.3
0.057
-11.6
0.222
-60.5
1.02
20.5
1.00
0.113
-169.8
8.983
166.8
0.056
-15.9
0.270
-75.8
1.14
19.1
1.10
0.081
-116.2
7.466
147.5
0.056
-18.3
0.318
-90.6
1.25
17.5
1.20
0.139
-87.2
6.170
130.7
0.053
-19.6
0.350
-102.4
1.45
15.8
1.30
0.219
-82.3
5.177
117.2
0.053
-19.6
0.374
-112.9
1.60
14.3
1.40
0.278
-83.6
4.330
104.5
0.053
-23.2
0.385
-121.6
1.80
12.7
1.50
0.327
-86.8
3.684
93.2
0.054
-24.4
0.390
-129.1
1.97
11.3
1.60
0.366
-89.6
3.161
82.5
0.055
-24.2
0.387
-135.1
2.17
10.0
1.70
0.399
-91.6
2.742
73.3
0.055
-27.2
0.380
-141.0
2.44
8.8
1.80
0.436
-94.8
2.423
64.1
0.056
-28.3
0.371
-145.9
2.62
7.7
1.90
0.452
-96.7
2.178
56.3
0.057
-29.0
0.352
-149.8
2.86
6.8
2.00
0.465
-99.0
1.991
47.7
0.058
-30.4
0.339
-153.0
3.06
6.0
2.10
0.486
-99.3
1.814
39.4
0.059
-28.4
0.319
-155.3
3.27
5.2
OUTLINE DIMENSIONS
(Units in mm)
UPC1688G
PIN
CONFIGURATIONS
1. GND
2. OUTPUT
3. V
CC
4. INPUT
ORDERING INFORMATION
PART NUMBER QTY
UPC1688G-TI 3000/REEL
Note:
All dimensions are typical unless otherwise specified.
PACKAGE OUTLINE 39
(SOT-143)
Life Support Applications
These NEC products are not intended for use in life support devices, appliances, or systems where the malfunction of these products can reasonably
be expected to result in personal injury. The customers of CEL using or selling these products for use in such applications do so at their own risk and
agree to fully indemnify CEL for all damages resulting from such improper use or sale.
2.8
+0.2
-0.3
+0.10
-0.05
(LEADS 2, 3, 4)
0.6
+0.10
-0.05
0.16
+0.10
-0.06
5
5
0.8
1.1
+0.2
-0.1
1
2
3
0 to 0.1
4
0.4
2.9
0.2
0.95
0.85
1.9
1.5
+0.2
-0.1
C1C
A Business Partner of NEC Compound Semiconductor Devices, Ltd.
07/01/2004
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