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參數(shù)資料
| 型號： | MAX2312EEI |
| 廠商： | MAXIM INTEGRATED PRODUCTS INC |
| 元件分類： | 無繩電話/電話 |
| 英文描述： | CDMA IF VGAs and I/Q Demodulators with VCO and Synthesizer |
| 中文描述： | TELECOM, CELLULAR, BASEBAND CIRCUIT, PDSO28 |
| 封裝： | 0.150 INCH, 0.025 INCH PITCH, MO-137, QSOP-28 |
| 文件頁數(shù)： | 3/22頁 |
| 文件大?。?/td> | 342K |
| 代理商： | MAX2312EEI |
M
CDMA IF VGAs and I/Q Demodulators
with VCO and Synthesizer
_______________________________________________________________________________________
3
AC ELECTRICAL CHARACTERISTICS
(MAX2310/MAX2314 or MAX2312/MAX2316 EV kit, V
CC
= +2.75V, registers set to default power-up states, f
IN
= 210.88MHz for
CDMA, f
IN
= 85.88MHz for FM, f
REF
= 19.68MHz, synthesizer locked with passive 2nd-order lead-lag loop filter,
SHDN
= high, VGC
set for +35dB voltage gain, differential output load = 10k
, all power levels referred to 50
, T
A
= +25°C, unless otherwise noted.)
(Note 2)
(Note 2)
Gain = +35dB
(Note 5)
Gain = -35dB
Gain = +35dB
Gain = -35dB
Gain = -35dB (Note 3)
Gain = +35dB (Note 4)
CONDITIONS
dBm
-31
-16.2
IIP3
Input Third-Order Intercept
-6.0
dB
6.36
NF
DSB Noise Figure
62.9
dB
56
61.3
A
V
Maximum Voltage Gain
dB
-54.8
-49
A
V
Minimum Voltage Gain
Vp-p
0.2
V
REF
Frequency Reference Signal
Level
MHz
39
f
REF
MHz
40
300
f
IN
Input Frequency
Reference Frequency
dBm
-49
Input 0.25dB Desensitization
-14.8
dBm
-44
-38.3
P
1dB
Input 1dB Compression
-9
-6.4
1.7
-33.2
dBm
IIP3
Input Third-Order Intercept
UNITS
MIN
TYP
MAX
SYMBOL
PARAMETER
(Notes 6, 8)
dBm
-44
-38.4
-50.2
P
1dB
Input 1dB Compression
-20
dB
58.5
63.4
A
V
Maximum Voltage Gain
SIGNAL PATH, CDMA and FM_IQ MODE
dB
-47.4
A
V
Minimum Voltage Gain
MHz
dB
4.2
+35
Normalized to +25°C
Baseband 0.5dB Bandwidth
Quadrature Suppression
Differential
T
A
= T
MIN
to T
MAX
(Note 6)
Vp-p
2.7
V
SAT
Saturated Output Level
PHASE-LOCKED LOOP
mVp-p
dB
±2.5
Maximum Gain Variation
Over Temperature
1
LO to Baseband Leakage
+28
R
L
= 50
,
BUFEN
= low
(Note 2)
dBm
-13.7
P
LO
LOOUT Output Power
MHz
135
600
f
VCO_H
VCO Tune Range
80
300
f
VCO_L
SIGNAL PATH, CDMA MODE
SIGNAL PATH, FM_IQ MODE
Gain = +35dB
V
GC
= 0.5V (Note 6)
V
GC
= 2.3V (Note 6)
Gain = -35dB
Gain = +35dB
Gain = -35dB
Gain = +35dB
V
GC
= 0.5V (Note 6)
V
GC
= 2.3V (Note 6)
Gain = -35dB
(Note 7)
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| MAX2312EEI-T | 功能描述:調(diào)節(jié)器/解調(diào)器 RoHS:否 制造商:Texas Instruments 封裝 / 箱體:PVQFN-N24 封裝:Reel |
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