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參數(shù)資料
| 型號(hào)： | AD6458ARS |
| 廠商： | ANALOG DEVICES INC |
| 元件分類： | 通信及網(wǎng)絡(luò) |
| 英文描述： | GSM 3 V Receiver IF Subsystem |
| 中文描述： | SPECIALTY TELECOM CIRCUIT, PDSO20 |
| 封裝： | SSOP-20 |
| 文件頁數(shù)： | 9/12頁 |
| 文件大?。?/td> | 268K |
| 代理商： | AD6458ARS |
AD6458
–9–
REV. 0
P
VARIATION – mV
100
30
0
–4.9
–3.9
–2.9
–1.9
–0.9
0.1
1.1
2.1
3.1
4.1
90
40
20
10
70
50
80
60
= 0.03mV
= 0.4mV
Figure 23. Demodulation Output Offset Voltage Variation
Histogram with Variation Referred to Offset at V
GAIN
= 1.2 V
and T
A
= +25
°
C, V
GAIN
= 2.25 V and T
A
= +25
°
C
VARIATION – mV
P
80
30
0
3.1
–2.4 –1.9 –1.4 –0.9 –0.4
0.1
0.6
1.1
1.6
2.1
2.6
70
40
20
10
60
50
= 0.1mV
= 0.6mV
Figure 24. Demodulation Output Offset Voltage Variation
Histogram with Variation Referred to Offset at V
GAIN
= 1.2 V
and T
A
= +25
°
C, V
GAIN
= 0.5 V and T
A
= +25
°
C C
VARIATION – mV
50
15
0
–4.9
5.1
–3.9
–2.9
1.1
–1.9
–0.9
0.1
2.1
3.1
4.1
45
20
10
5
35
25
40
30
= 1.1mV
P
0
= 0.04mV
Figure 25. Demodulation Output Offset Voltage Variation
Histogram with Variation Referred to Offset at V
GAIN
=
1.2 V and T
A
= +25
°
C, V
GAIN
= 0.2 V and T
A
= +25
°
C
P
OFFSET DRIFT – mV
16
8
0
–10
10
–8
–6
–4
–2
0
2
4
6
8
14
12
4
2
10
6
= 0.9mV
= 3.4mV
Figure 26. Demodulation Output Offset Voltage Variation
Histogram with Variation Referred to Offset at V
GAIN
=
1.2 V and T
A
= +25
°
C, V
GAIN
= 0.2 V and T
A
= –25
°
C
OFFSET DRIFT – mV
P
30
15
0
10
–8
–6
–4
–2
0
2
4
6
8
25
20
10
5
= –0.04mV
= 3.6mV
Figure 27. Demodulation Output Offset Voltage Variation
Histogram with Variation Referred to Offset at V
GAIN
=
1.2 V and T
A
= +25
°
C, V
GAIN
= 0.2 V and T
A
= +85
°
C
V
GAIN
– Volts
S
18
16
60
2.5
0.5
1.0
1.5
2.0
14
12
10
8
V
POS
= 3.0V, T
A
= +85
°
C
V
POS
= 3.6V, T
A
= +85
°
C
V
POS
= 3.6V, T
A
= +25
°
C
V
POS
= 3.6V, T
A
= –40
°
C
Figure 28. Power Supply Current vs. Gain Control Volt-
age, V
REF
= 1.2 V
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|---|---|
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