參數資料
型號: AD9874
廠商: ANALOG DEVICES INC
元件分類: 通信及網絡
英文描述: IF Digitizing Subsystem
中文描述: SPECIALTY TELECOM CIRCUIT, PQFP48
封裝: 1.40 MM HEIGHT, PLASTIC, TQFP-48
文件頁數: 7/40頁
文件大?。?/td> 744K
代理商: AD9874
REV. 0
AD9874
–7–
(VDDI = VDDF = VDDA = VDDC = VDDL = VDDD = VDDH = VDDx, VDDQ = VDDP = 5.0 V, f
CLK
= 18 MSPS, f
IF
= 109.56 MHz, f
LO
= 107.4 MHz,
T
A
= 25 C, LO = –5 dBm, LO and CLK Synthesizer Disabled, 16-Bit Data with AGC and DVGA enabled, unless otherwise noted.)
1
NOISE FIGURE – dB
P
100
7.2
7.5
7.8
8.1
8.4
8.7
9.0
80
60
40
20
0
–40 C
+25 C
+85 C
TPC 1a. CDF of SSB Noise Figure
(VDDx = 3.0 V, High Bias
2
)
IIP3 – dBm
P
100
–3
80
60
40
20
0
–2
–1
0
1
2
–40 C
+25 C
+85 C
TPC 2a. CDF of IIP3 (VDDx = 3.0 V,
High Bias
2
)
DYNAMIC RANGE – dB
P
100
92
80
60
40
20
0
–40 C
+85 C
+25 C
93
94
95
96
97
98
TPC 3a. CDF of Dynamic Range
(VDDx = 3.0 V, High Bias
2
)
Typical Performance Characteristics–
VDDx – V
N
9.5
2.7
3.0
3.3
3.6
6.0
9.0
8.5
8.0
7.5
7.0
6.5
+85 C
+25 C
–40 C
TPC 1b. SSB Noise Figure vs. Supply
(High Bias
2
)
VDDx – V
I
1.5
2.7
3.0
3.3
3.6
–3.5
+85 C
+25 C
–40 C
1.0
0.5
0
–0.5
–1.0
–1.5
–2.0
–2.5
–3.0
TPC 2b. IIP3 vs. Supply (High Bias
2
)
VDDx – V
D
98
2.7
3.0
3.3
3.6
92
97
96
95
94
93
–40 C
+85 C
+25 C
TPC 3b. Dynamic Range vs. Supply
(High Bias
2
)
VDDx – V
N
9.5
2.7
3.0
3.3
3.6
6.0
9.0
8.5
8.0
7.5
7.0
6.5
+85 C
+25 C
–40 C
TPC 1c. SSB Noise Figure vs. Supply
(Low Bias
3
)
VDDx – V
I
0
2.7
3.0
3.3
3.6
–12
+85 C
+25 C
–40 C
–10
–8
–6
–4
–2
TPC 2c. IIIP3 vs. Supply (Low Bias
3
)
VDDx – V
D
98
2.7
3.0
3.3
3.6
92
97
96
95
94
93
–40 C
+85 C
+25 C
TPC 3c. Dynamic Range vs. Supply
(Low Bias
3
)
1
Data taken with Toko FSLM series 10
μ
H inductors
2
High Bias corresponds to LNA_Mixer Setting of 33 in SPI Register 0x01
3
Low Bias corresponds to LNA_Mixer Setting of 12 in SPI Register 0x01
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