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參數(shù)資料
| 型號(hào)： | TDA8050A |
| 廠商： | NXP SEMICONDUCTORS |
| 元件分類： | 通信及網(wǎng)絡(luò) |
| 英文描述： | QPSK transmitter |
| 中文描述： | SPECIALTY TELECOM CIRCUIT, PDSO32 |
| 封裝： | PLASTIC, SO-32 |
| 文件頁(yè)數(shù)： | 7/28頁(yè) |
| 文件大?。?/td> | 125K |
| 代理商： | TDA8050A |
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1999 Nov 05
7
Philips Semiconductors
Product specification
QPSK transmitter
TDA8050A
Quadrature modulator
I and Q inputs
V
i(DC)
V
i(p-p)
input DC level
signal input level (balanced)
(peak-to-peak)
I and Q maximum input
frequency
differential input impedance
1 dB bandwidth amplifier
0.5
×
V
CC
400
V
mV
indicative
500
f
i(max)
indicative
10
MHz
Z
i(dif)
B
(1 dB)
Modulator
4.4
10
k
MHz
indicative
f
c
A
Φ
LO
(sup)
Z
o(dif)
Modulator VCO
output centre frequency
amplitude imbalance
phase imbalance
LO suppression
differential output impedance
28
1.8
140
±
1
±
2
MHz
dB
deg
dBc
k
see Fig.3
see Fig.3
F
OSC(mod)
Converter output
oscillation frequency
280
MHz
V
O
output level
f = 5 MHz; V
i
= 100 mV
dif
at
I and Q inputs
f = 5 to 65 MHz; V
i
= 100 mV
dif
at I and Q inputs
37.5
40
42.5
dBmV
V
O
output flatness
2
dB
f
c
Z
o(dif)
IP
3
output centre frequency
differential output impedance
3rd order interception point at
I input
2nd order harmonic of
5 to 65 MHz signal
3rd order harmonic of
5 to 65 MHz signal
mixer spurious outputs of
5 to 65 MHz signal
5
150
65
52
MHz
dBmV
see Fig.4
H
2
f = 10 to 130 MHz;
V
i
= 100 mV
dif
at I and Q inputs
f = 15 to 195 MHz;
V
i
= 100 mV
dif
at I and Q inputs
f = 5 to 65 MHz; V
i
= 100 mV
dif
at I and Q inputs
40
dBc
H
3
40
dBc
S
O
45
dBc
Converter VCO
f
osc(min)
f
osc(max)
minimum oscillation frequency
maximum oscillation frequency
205
145
MHz
MHz
SYMBOL
PARAMETER
CONDITIONS
MIN.
TYP.
MAX.
UNIT
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