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參數(shù)資料
| 型號： | 522948H |
| 英文描述： | IC |
| 中文描述： | 集成電路 |
| 文件頁數(shù)： | 3/12頁 |
| 文件大?。?/td> | 174K |
| 代理商： | 522948H |
3
LTC1451
LTC1452/LTC1453
The
G
denotes specifications which apply over the full operating
temperature range, otherwise specifications are at T
A
= 25
°
C. V
CC
= 4.5V to 5.5V (LTC1451), 2.7V to 5.5V (LTC1452/LTC1453),
internal or external reference (V
REF
≤
V
CC
/2), V
OUT
and REF unloaded, unless otherwise noted.
SYMBOL
Reference (LTC1451/LTC1453)
Reference Output Voltage
PARAMETER
CONDITIONS
MIN
TYP
MAX
UNITS
LTC1451
LTC1453
G
G
2.008
1.195
2.048
1.220
±
0.08
2.088
1.245
V
V
Reference Output
Temperature Coefficient
Reference Line Regulation
Reference Load Regulation
LSB/
°
C
G
0.7
0.2
0.6
±
2
±
1.5
±
3
V
CC
/2
30
LSB/V
LSB
LSB
0
≤
I
OUT
≤
100
μ
A, LTC1451
LTC1453
V
REF
≤
V
CC
– 1.5V
G
G
Reference Input Range
Reference Input Resistance
Reference Input Capacitance
Short-Circuit Current
Power Supply
V
CC
Positive Supply Voltage
G
V
G
8
14
15
k
pF
mA
REF Shorted to GND
G
80
For Specified Performance, LTC1451
LTC1452
LTC1453
4.5V
≤
V
CC
≤
5.5V (Note 4), LTC1451
2.7V
≤
V
CC
≤
5.5V (Note 4), LTC1452
2.7V
≤
V
CC
≤
5.5V (Note 4), LTC1453
G
G
G
4.5
2.7
2.7
300
120
150
5.5
5.5
5.5
620
350
500
V
V
V
I
CC
Supply Current
G
G
G
400
225
250
μ
A
μ
A
μ
A
Op Amp DC Performance
Short-Circuit Current Low
Short-Circuit Current High
Output Impedance to GND
AC Performance
Voltage Output Slew Rate
Voltage Output Settling Time
Digital Feedthrough
AC Feedthrough
SINAD
Signal-to-Noise + Distortion
V
OUT
Shorted to GND
V
OUT
Shorted to V
CC
Input Code = 0
G
100
120
120
mA
mA
G
G
40
(Note 3)
(Notes 3, 4) to
±
0.5LSB
G
0.4
1.0
14
0.3
–95
85
V/
μ
s
μ
s
nVs
REF = 1kHz, 2V
P-P
, LTC1452
REF = 1kHz, 2V
P-P
, (Code: All 1s) LTC1452
dB
dB
ELECTRICAL CHARACTERISTICS
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