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參數(shù)資料
| 型號： | SA900BE |
| 廠商： | NXP SEMICONDUCTORS |
| 元件分類： | 無繩電話/電話 |
| 英文描述： | I/Q transmit modulator |
| 中文描述： | TELECOM, CELLULAR, RF AND BASEBAND CIRCUIT, PQFP48 |
| 文件頁數(shù)： | 17/20頁 |
| 文件大小： | 191K |
| 代理商： | SA900BE |
Philips Semiconductors
Preliminary specification
SA900
I/Q transmit modulator
1997 Sept 16
17
PERFORMANCE CHARACTERISTICS
820
836
850
–43.00
–44.00
–44.50
–45.00
–45.50
–46.00
–46.50
S
DUALTX Carrier Suppression vs. Frequency
(V
CC
= 4.0, TXLO = –10dBm Single Sideband Mode,
With Respect to Lower Sideband)
FREQUENCY (MHz)
–47.50
–47.00
820
836
850
–44.50
–45.00
–45.50
–46.00
–47.00
–47.50
S
DUALTX Sideband Suppression vs. Frequency
(Temperature = 27
°
C, TXLO = –10dBm Single
Sideband Mode, With Respect to Lower Sideband)
FREQUENCY (MHz)
820
836
850
–34.00
FREQUENCY (MHz)
S
DUALTX Sideband Suppression vs Frequency
(V
CC
= 4.0V, TXLO = –10dBm Single Sideband
Mode, With Respect to Lower Sideband)
–40
27
–40
–41
–42
d
DUALTX 3rd Order Products vs Temperature
(TXLO = –10dBm, f = 836MHz, 0dB VGA I/Q Inphase)
TEMPERATURE (
°
C)
85
0
–30.00
A
DUALTX Carrier Suppression vs VGA Range
(27
°
C, f = 836MHz, TXLO = –10dBm)
VGA 6-BIT WORD VALUE (LSBs)
–35.00
–40.00
–45.00
–50.00
–55.00
2
5
7
10 13 15 18 20 23 25 26 29 33 37 40 44 48 51 55 59 63
0
–30.00
A
DUALTX Carrier Suppression vs VGA Range
(V
CC
= 4.0V, f = 836MHz, TXLO = –10dBm)
VGA 6-BIT WORD VALUE (LSBs)
–35.00
–40.00
–45.00
–50.00
–55.00
2
5
7
10 13 15 18 20 23 25 26 29 33 37 40 44 48 51 55 59 63
–60.00
V
CC
= 3.9V
V
CC
= 4.0V
V
CC
= 4.5V
–36.00
–38.00
–40.00
–42.00
–44.00
–46.00
–48.00
T = +85
°
C
T = +27
°
C
T = –45
°
C
SR00648
–43.50
–46.50
–37
–38
–39
–34
–35
–36
–33
–32
V
CC
= –40
°
C
V
CC
= 85
°
C
V
CC
= 27
°
C
V
CC
= 4.5V
V
CC
= 4.0V
V
CC
= 3.9V
V
CC
= –85
°
C
V
CC
= –40
°
C
V
CC
= 27
°
C
V
CC
= 3.9V
V
CC
= 4.0V
V
CC
= 4.5V
Figure 13. Performance Characteristics
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