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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)： | 2/12頁 |
| 文件大?。?/td> | 268K |
| 代理商： | AD6458ARS |
–2–
REV. 0
AD6458–SPECIFICATIONS
(@ T
A
= +25
8
C, V
P
= 3.0 V, GREF = 1.2 V, unless otherwise noted)
Parameter
Conditions
Min
Typ
Max
Units
MIXER
Maximum RF and LO Frequency
AGC Conversion Gain Variation
Input RF Signal Range
Input 1 dB Compression Point
Input Third-Order Intercept
SSB Noise Figure
1
Mixer Output Bandwidth at MXOP
400
–8.5 to +9.5
MHz
dB
dBm
dBm
dBm
dB
MHz
0.2 V < V
G
< 2.25 V, Z
S
= 50
, Z
LOAD
= 330
–95
–15
@ V
G
= 0.2 V, Z
S
= 50
, Z
LOAD
= 330
@ V
G
= 0.2 V, Z
S
= 50
, Z
LOAD
= 330
@ Z
S
=1 k
, F
RF
= 83 MHz, F
LO
= 96 MHz at –16 dBm
@ –3 dB, Z
LOAD
= 330
–11
–2
9
55
IF AMPLIFIERS
AGC Gain Variation
Input Referred Noise
Input Resistance
Bandwidth
0.2 V < V
G
< 2.25 V
AC Short Circuit Input
@ V
G
= 0.2 V
@ –3 dB
–9 to +48
3
5
50
dB
nV/Hz
k
MHz
I AND Q DEMODULATORS
Demodulation Gain
Output Voltage Range
Output Voltage Common-Mode Level
Output Offset Voltage
Output Offset Voltage Variation
Output Offset Voltage Variation
17
dB
V
V
mV
mV
IRXP, IRXN, QRXP, QRXN
(Not Power Supply Dependant)
Differential
Differential, over Gain and Temperature Range
2
Differential, for 0.5 V < V
G
< 2.4 V and
–25
°
C < T
A
< +85
°
C (See Note 2)
IF = 13 MHz
0.3
V
P
– 0.2
1.5
–150
+150
1
0.5
1.5
0.25
2
4.7
mV
Degree
dB
MHz
k
Error in Quadrature
Amplitude Match
I/Q Output Bandwidth
Output Resistance
3.7
C
LOAD
= 10 pF
Each Pin
GAIN CONTROL
Total Gain Control Range
Control Voltage Range at GAIN
Gain Scaling
Gain Law Conformance
Bias Current at GREF
Input Resistance at GAIN
Mixer + IF + Demod, 0.2 V < V
G
< 2.25 V
75
dB
V
mV/dB
dB
μ
A
k
0.2
23
2.4
32
27
±
0.5
0.5
20
PLL
Frequency Range
Phase Noise
Acquisition Time
Input Drive Level (FREF)
5
40
MHz
Degree rms
μ
s
mV
0.5
80
IF = 13 MHz, Using Ceramic Filter
100
VPOS
POWER-DOWN INTERFACE
Logical Threshold
Input Current for Logical High
Turn On Response Time
Stand By Current
Power-Up On Logical High
1.5
75
80
1
V
μ
A
μ
s
μ
A
To Fully Meet Specifications
(See Note 3)
150
8
POWER SUPPLY
Supply Range
Worst Case Supply Current
Supply Current
3.0
3.3
16.5
9
3.6
22
V
mA
mA
@ V
GAIN
= 0.2 V, T
A
= +85
°
C, V
P
= 3.6 V
4
@ V
GAIN
= 1.2 V
OPERATING TEMPERATURE
T
MIN
to T
MAX
–40 to +85
°
C
NOTES
1
Including IF noise and using 13 MHz ceramic filter, at V
GAIN
= 0.2 V.
2
Histograms of Demodulator Offset Voltage Variation in Gain and Temperature can be found in Figures 23 to 27.
3
Max value represent the value at six times the standard deviation, in the worst case condition (T
A
= +85
°
C). The value at three times the standard deviation is 5
μ
A.
4
Max value represent the value at six times the standard deviation. The value at three times the standard variation is 19 mA.
Specifications subject to change without notice.
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