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參數(shù)資料
| 型號： | LTC1405 |
| 廠商： | Linear Technology Corporation |
| 英文描述： | 12-Bit, 5Msps, Sampling ADC(12位, 5Msps,采樣模數(shù)轉(zhuǎn)換器) |
| 中文描述： | 12位，5Msps，采樣ADC（12位，5Msps，采樣模數(shù)轉(zhuǎn)換器） |
| 文件頁數(shù)： | 3/20頁 |
| 文件大?。?/td> | 339K |
| 代理商： | LTC1405 |
3
LTC1405
SYMBOL
V
IH
PARAMETER
High Level Input Voltage
CONDITIONS
V
DD
= 5.25V, V
SS
= 0V
V
DD
= 5.25V, V
SS
= –5V
V
DD
= 4.75V, V
SS
= 0V
V
DD
= 4.75V, V
SS
= –5V
MIN
2.4
3.5
TYP
MAX
UNITS
G
G
V
V
V
V
V
IL
Low Level Input Voltage
G
G
0.8
1
U
U
U
T
A
= 25
°
C. Specifications are guaranteed for both dual supply and single supply operation. (Note 5)
PARAMETER
V
CM
Output Voltage
V
CM
Output Tempco
V
CM
Line Regulation
CONDITIONS
I
OUT
= 0
I
OUT
= 0
4.75V
≤
V
DD
≤
5.25V
–5.25V
≤
V
SS
≤
–4.75V
0.1mA
≤
I
OUT
≤
0.1mA
SENSE = GND, I
OUT
= 0
SENSE = V
REF
, I
OUT
= 0
SENSE = V
DD
MIN
2.475
TYP
2.500
±
15
0.6
0.03
8
4.096
2.048
MAX
2.525
UNITS
V
ppm/
°
C
mV/V
mV/V
V
CM
Output Resistance
V
REF
Output Voltage
V
V
V
Drive V
REF
with
External Reference
±
15
V
REF
Output Tempco
ppm/
°
C
The
G
denotes the specifications which apply over the full operating
temperature range, otherwise specifications are at T
A
= 25
°
C. Specifications are guaranteed for both dual supply and single supply
operation. (Note 5)
The
G
denotes the specifications which apply over the full operating temperature range,
A
= 25
°
C. V
DD
= 5V, V
SS
= –5V, f
SAMPLE
= 5MHz, V
REF
= 4.096V. +A
IN
= –0.1dBFS single ended input,
–A
IN
= 0V. (Note 6)
SYMBOL
S/(N + D)
PARAMETER
Signal-to-Noise Plus Distortion Ratio
CONDITIONS
1MHz Input Signal
2.5MHz Input Signal
1MHz Input Signal, First 5 Harmonics
2.5MHz Input Signal, First 5 Harmonics
1MHz Input Signal
2.5MHz Input Signal
f
IN1
= 29.37kHz, f
IN2
= 32.446kHz
MIN
69.0
68.7
TYP
71.6
71.3
–87
–83
–89
–85
–80
100
0.22
0.33
MAX
UNITS
G
G
dB
dB
dB
dB
dB
dB
dB
THD
Total Harmonic Distortion
G
G
–78.5
–77.0
–79.5
–78.0
SFDR
Peak Harmonic or Spurious Noise
G
G
IMD
Intermodulation Distortion
Full-Power Bandwidth
Input Referred Noise
MHz
±
2.048V Input Range
±
1.024V Input Range, 2x Mode (SENSE = GAIN = 0V)
LSB
RMS
LSB
RMS
ACCURACY
IC
DYU
W
A
PUT
U
A
A
specifications are at T
A
= 25
°
C. Specifications are guaranteed for both dual supply and single supply operation. (Note 5)
U
LOG
The
G
denotes the specifications which apply over the full operating temperature range, otherwise
SYMBOL
t
AP
t
jitter
CMRR
PARAMETER
Sample-and-Hold Aperture Delay Time
Sample-and-Hold Aperture Delay Time Jitter
Analog Input Common Mode Rejection Ratio
CONDITIONS
MIN
TYP
–250
0.6
75
MAX
UNITS
ps
ps
dB
–2.048V < (–A
IN
= +A
IN
) < 2.048V
DIGITAL I PUTS A
D OUTPUTS
U
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