參數(shù)資料
型號: LTC2351IUH-14
廠商: LINEAR TECHNOLOGY CORP
元件分類: ADC
英文描述: Channel, 14-Bit, 1.5Msps Simultaneous Sampling ADC with Shutdown
中文描述: 6-CH 14-BIT PROPRIETARY METHOD ADC, SERIAL ACCESS, PQCC32
封裝: 5 X 5 MM, PLASTIC, MO-220WHHD, QFN-32
文件頁數(shù): 3/20頁
文件大?。?/td> 279K
代理商: LTC2351IUH-14
3
LTC2351-14
235114f
The
denotes the specifications which apply over the full operating temperature range,
otherwise specifications are at T
A
= 25
°
C. With internal reference, V
DD
= V
CC
= 3V.
SYMBOL
SINAD
PARAMETER
Signal-to-Noise Plus
Distortion Ratio
Total Harmonic
Distortion
Spurious Free
Dynamic Range
Intermodulation
Distortion
Code-to-Code
Transition Noise
Full Power Bandwidth
Full Linear Bandwidth
CONDITIONS
100kHz Input Signal
300kHz Input Signal
100kHz First 5 Harmonics
300kHz First 5 Harmonics
100kHz Input Signal
300kHz Input Signal
0.625V
P-P
, 833kHz into CH0+, 0.625V
P-P
, 841kHz into CH0–
Bipolar Mode. Also Applicable to Other Channels
V
REF
= 2.5V (Note 17)
MIN
71
TYP
75
75
–90
–86
90
86
–80
MAX
UNITS
dB
dB
dB
dB
dB
dB
dB
THD
–80
SFDR
IMD
0.7
LSB
RMS
V
IN
= 2.5V
P-P
, SDO = 11585LSB
P-P
(–3dBFS) (Note 15)
S/(N + D)
68dB, Bipolar Differential Input
50
5
MHz
MHz
DY
A
IC ACCURACY
U
W
U
U
U
T
A
= 25
°
C. V
DD
= V
CC
= 3V.
PARAMETER
V
REF
Output Voltage
V
REF
Output Tempco
V
REF
Line Regulation
V
REF
Output Resistance
V
REF
Settling Time
External V
REF
Input Range
CONDITIONS
I
OUT
= 0
MIN
TYP
2.5
15
600
0.2
2
MAX
UNITS
V
ppm/
°
C
μ
V/V
V
DD
= 2.7V to 3.6V, V
REF
= 2.5V
Load Current = 0.5mA
Ext C
REF
= 10
μ
F
ms
2.55
V
DD
V
The
denotes the specifications which apply over the
full operating temperature range, otherwise specifications are at T
A
= 25
°
C. V
DD
= V
CC
= 3V.
DIGITAL I PUTS A D DIGITAL OUTPUTS
SYMBOL
V
IH
V
IL
I
IN
C
IN
V
OH
V
OL
PARAMETER
High Level Input Voltage
Low Level Input Voltage
Digital Input Current
Digital Input Capacitance
High Level Output Voltage
Low Level Output Voltage
CONDITIONS
V
DD
= 3.3V
V
DD
= 2.7V
V
IN
= 0V to V
DD
MIN
2.4
TYP
MAX
UNITS
V
V
0.6
±
10
μ
A
pF
V
V
V
μ
A
pF
mA
mA
5
V
DD
= 3V, I
OUT
= –200
μ
A
V
DD
= 2.7V, I
OUT
= 160
μ
A
V
DD
= 2.7V, I
OUT
= 1.6mA
V
OUT
= 0V and V
DD
2.5
2.9
0.05
0.4
±
10
I
OZ
C
OZ
I
SOURCE
I
SINK
Hi-Z Output Leakage D
OUT
Hi-Z Output Capacitance D
OUT
Output Short-Circuit Source Current
Output Short-Circuit Sink Current
1
V
OUT
= 0V, V
DD
= 3V
V
OUT
= V
DD
= 3V
20
15
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