參數(shù)資料
型號： LT5514EFE
廠商： LINEAR TECHNOLOGY CORP
元件分類： 模擬信號調(diào)理
英文描述： Ultralow Distortion IF Amplifier/ADC Driver with Digitally Controlled Gain
中文描述： SPECIALTY ANALOG CIRCUIT, PDSO20
封裝： 4.40 MM, PLASTIC, TSSOP-20
文件頁數(shù)： 3/20頁
文件大?。?/td> 275K
代理商： LT5514EFE
3
LT5514
5514f
V
CC
= 5V, V
CCO
= 5V, ENA = ENB = 3V, T
A
= 25
°
C, unless otherwise
noted. (Note 7) (Test circuits shown in Figures 9 and 10)
DC ELECTRICAL CHARACTERISTICS
SYMBOL
Normal Operating Conditions
V
CC
Supply Voltage (Pins 2, 19)
V
CCO
PARAMETER
CONDITIONS
MIN
TYP
MAX
UNITS
(Note 4)
OUT
+
, OUT
–
Connected to V
OSUP
via
Choke Inductors or Resistors (Note 5)
Min/Max Limits Apply
4.75
3
5
5
5.25
6
V
V
OUT
+
, OUT
–
Output Pin DC Common Mode Voltage
V
OUT
OUT
+
, OUT
–
Pin Instantaneous Voltage with
Respect to GND
Shutdown DC Characteristics, ENA = ENB = 0.6V
V
IN(BIAS)
I
IL(PGA)
PGAO, PGA1, PGA2, PGA3 Input Current
I
IH(PGA)
PGAO, PGA1, PGA2, PGA3 Input Current
I
OUT
I
CC
V
CC
Supply Current
Enable and PGA Inputs DC Characteristics
V
IL
ENA, ENB and PGAx Input Low Voltage
V
IH
ENA, ENB and PGAx Input High Voltage
I
IL(PGA)
PGAO, PGA1, PGA2, PGA3 Input Current
I
IH(PGA)
PGAO, PGA1, PGA2, PGA3 Input Current
I
IL(EN)
ENA, ENB Input Current
I
IH(EN)
ENA, ENB Input Current
2
8
V
IN
+
, IN
–
Bias Voltage
Max Gain (Note 6)
V
IN
= 0.6V
V
IN
= 5V
All Gain Settings
All Gain Settings (Note 4)
1.15
1.3
1.5
20
20
20
100
V
μ
A
μ
A
μ
A
μ
A
OUT
+
, OUT
–
Current
44
x = 0, 1, 2, 3
x = 0, 1, 2, 3
V
IN
= 0.6V
V
IN
= 3V and 5V
V
IN
= 0.6V
V
IN
= 3V
V
IN
= 5V
0.6
V
V
3
20
30
20
μ
A
μ
A
μ
A
μ
A
μ
A
15
4
18
38
100
Standard Mode DC Characteristics, ENA = ENB = 3V
V
IN(BIAS)
R
IN
Input Differential Resistance
g
m
Amplifier Transconductance
I
OUT
I
OUT(OFFSET)
Output Current Mismatch
I
CC
V
CC1
+ V
CC2
Supply Current
IN
+
, IN
–
Bias Voltage
Max Gain (Note 6)
All Gain Settings (DC)
Max Gain
All Gain Settings, V
OUT
= 5V
All Gain Settings, IN
+
, IN
–
Open
Max Gain (Note 4)
Min Gain (Note 4)
I
CC
+ 2 I
OUT
(Max Gain)
1.34
1.49
108
0.3
40
200
64
68
148
1.65
V
S
OUT
+
, OUT
–
Quiescent Current
33
47
mA
μ
A
mA
mA
mA
75
80
174
I
CC(TOTAL)
Low Power Mode DC Characteristics, ENA = O.6V, ENB = 3V or ENA = 3V, ENB = 0.6V
V
IN(BIAS)
R
IN
Input Differential Resistance
g
m
Amplifier Transconductance
I
OUT
I
OUT(OFFSET)
Output Current Mismatch
I
CC
V
CC1
+ V
CC2
Supply Current
Total Supply Current
IN
+
, IN
–
Bias Voltage
Max Gain (Note 6)
All Gain Settings (DC)
Max Gain
All Gain Settings, V
OUT
= 5V
All Gain Settings, IN
+
, IN
–
Open
Max Gain (Note 4)
Min Gain (Note 4)
I
CC
+ 2 I
OUT
(Max Gain)
1.34
1.48
122
0.15
20
100
34
36
76
1.65
V
S
OUT
+
, OUT
–
Quiescent Current
17
24
mA
μ
A
mA
mA
mA
40
43
91
I
CC(TOTAL)
Total Supply Current
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