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参数资料
| 型号： | UPC2798GR-EVAL |
| 厂商： | CEL |
| 文件页数： | 3/15页 |
| 文件大小： | 0K |
| 描述： | EVAL BOARD FOR UPC2798GR |
| 标准包装： | 1 |
| 类型： | 降频器，QAM |
| 频率： | 30MHz ~ 250MHz |
| 适用于相关产品： | UPC2798GR |
| 已供物品： | 板 |
UPC2798GR
TYPICAL CHARACTERISTICS (by measurement circuit 1: AGC Amp and Mixer Block)
50
no input
CIRCUIT CURRENT vs.
SUPPLY VOLTAGE
30
CONVERSION GAIN vs.
INPUT FREQUENCY
40
signal
T A = 25?C
V AGC = 0 V
Total
20
V AGC = 4.0 V
10
30
Mixer
+AGC+VCO
V AGC = 2.6 V
0
Video Amp
20
-10
V AGC = 0.0 V
10
-20
P RF = 60 dBm
f OSC = f RF +5 MH Z, P OSC = -10 dBm
V CC = 5 V, T A = 25?C
0
0
2
4
6
8
10
12
-30
0
50
100
150
200
250
300
30
20
10
0
Supply Voltage, V CC (V)
CONVERSION GAIN vs.
IF FREQUENCY
V AGC = 4.0 V
V AGC = 2.6 V
30
20
Input Frequency, f RF (MHz)
NOISE FIGURE vs. AGC VOLTAGE
-10
V AGC = 0.0 V
10
V CC = 5 V
f RF = 100 MH Z
-20
-30
0
f RF = 45 MH Z , P RF = -60 dBm
f OSC = 50~200 MH Z , P OSC = -10 dBm
V CC = 5 V, T A = 25?C
30 60 90 120
150
180
0
0
f OSC = 120 MH Z
P OSC = -10 dBm
T A = 25?C
DSB
1
2
3
4
5
IF Frequency, f IF (MHz)
CONVERSION GAIN vs.
AGC VOLTAGE
AGC Voltage, V AGC (V)
THIRD ORDER INTERMODULATION
LEVEL AND OUTPUT POWER vs.
INPUT POWER
30
V CC = 5 V
f RF = 45 MH Z
P RF = -60 dBm
f OSC = 50 MH Z
-10
-20
V CC = 5 V
V AGC = 0 V
f RF1 = 44 MH Z
f RF2 = 46 MH Z
20
10
P OSC = -10 dBm
T A = 25?C
-30 f OSC = 55 MH Z
P OSC = -10 dBm
T A = 25?C
-40
-50
P OUT
IM 3
-60
0
-70
-80
-10
0
1
2
3
4
5
-90
-60
-50
-40
-30
-20
-10
0
AGC Voltage, V AGC (V)
Input Power, P IN (dBm)
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