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參數(shù)資料
| 型號： | MAX2021ETX-T |
| 廠商： | MAXIM INTEGRATED PRODUCTS INC |
| 元件分類： | 無繩電話/電話 |
| 英文描述： | High-Dynamic-Range, Direct Up-/Downconversion 750MHz to 1200MHz Quadrature Mod/Demod |
| 中文描述： | TELECOM, CELLULAR, BASEBAND CIRCUIT, QCC36 |
| 封裝： | 6 X 6 MM, TQFN-36 |
| 文件頁數(shù)： | 6/14頁 |
| 文件大?。?/td> | 242K |
| 代理商： | MAX2021ETX-T |
M
High-Dynamic-Range, Direct Up-/Downconversion
750MHz to 1200MHz Quadrature Mod/Demod
6
_______________________________________________________________________________________
MODULATOR OUTPUT POWER
vs. INPUT POWER
M
INPUT POWER (dBm)
O
19
16
25
22
13
10
5
0
15
20
-5
10
28
INPUT SPLIT BETWEEN I AND Q,
f
IF
= 25MHz, f
LO
= 900MHz
P
LO
= -6dBm, -3dBm, 0dBm, +3dBm
MODULATOR OUTPUT POWER
vs. LO FREQUENCY
M
LO FREQUENCY (MHz)
O
975
900
1125
1050
825
1
-1
-3
3
5
-5
750
1200
T
C
= -40
°
C
T
C
= +85
°
C
T
C
= +25
°
C
V
BBI
= V
BBQ
= 1.4V
P-P
DIFFERENTIAL
LO LEAKAGE vs. LO FREQUENCY
M
LO FREQUENCY (MHz)
L
959
948
937
926
-90
-80
-70
-60
-50
-40
-100
915
970
P
RF
= -40dBm
P
RF
= -7dBm
P
RF
= -1dBm
LO LEAKAGE NULLED AT P
RF
= -1dBm
P
RF
= +5dBm
LO LEAKAGE vs. LO FREQUENCY
M
LO FREQUENCY (MHz)
L
959
948
937
926
-90
-80
-70
-60
-50
-40
-100
915
970
T
C
= -40
°
C
T
C
= +85
°
C
T
C
= +25
°
C
P
RF
= -1dBm, LO LEAKAGE NULLED AT T
C
= +25
°
C
LO LEAKAGE vs. LO FREQUENCY
M
LO FREQUENCY (MHz)
L
959
948
937
926
-90
-80
-70
-60
-50
-40
-100
915
970
P
LO
= -6dBm
P
LO
= +3dBm
P
LO
= -3dBm
P
LO
= 0dBm
P
RF
= -1dBm, LO LEAKAGE NULLED AT P
LO
= 0dBm
OUTPUT NOISE vs. OUTPUT POWER
M
OUTPUT POWER (dBm)
O
10
5
0
-5
-10
-175
-170
-165
-160
-155
-150
-180
-15
15
T
C
= +25
°
C, f
LO
= 900MHz
P
LO
= -6dBm
P
LO
= -3dBm
P
LO
= 0dBm
P
LO
= +3dBm
OUTPUT NOISE vs. OUTPUT POWER
M
OUTPUT POWER (dBm)
O
10
5
0
-5
-10
-175
-170
-165
-160
-155
-150
-180
-15
15
P
LO
= 0dBm, f
LO
= 900MHz
T
C
= +85
°
C
T
C
= -40
°
C
T
C
= +25
°
C
Typical Operating Characteristics (continued)
(MAX2021
Typical Application Circuit
, V
CC
= +4.75V to +5.25V, GND = 0V, I/Q differential inputs driven from a 100
DC-coupled
source, 0V common-mode input, P
LO
= 0dBm, 750MHz
≤
f
LO
≤
1200MHz, 50
LO and RF system impedance, R1 = 432
, R2 = 619
,
R3 = 332
, T
C
= -40°C to +85°C. Typical values are at V
CC
= +5V, V
BBI
= 1.4V
P-P
differential, V
BBQ
= 1.4V
P-P
differential, f
IQ
= 1MHz,
f
LO
= 900MHz, T
C
= +25°C, unless otherwise noted.)
MODULATOR
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