参数资料
型号: LTC2356IMSE-12#TR
厂商: LINEAR TECHNOLOGY CORP
元件分类: ADC
英文描述: 1-CH 12-BIT PROPRIETARY METHOD ADC, SERIAL ACCESS, PDSO10
封装: PLASTIC, MSOP-10
文件页数: 10/16页
文件大小: 266K
代理商: LTC2356IMSE-12#TR
3
LTC2356-12/LTC2356-14
2356f
The
denotes the specifications which apply over the full operating temperature range,
otherwise specifications are at TA = 25°C with external reference = 2.55V. VDD = 3.3V. Single-ended AIN+ signal drive with AIN– = 1.5V
DC. Differential signal drive with VCM = 1.5V at AIN+ and AIN–
LTC2356-12
LTC2356-14
SYMBOL
PARAMETER
CONDITIONS
MIN
TYP
MAX
MIN
TYP
MAX
UNITS
SINAD
Signal-to-Noise Plus
100kHz Input Signal (Note 19)
71.1
74.1
dB
Distortion Ratio
1.4MHz Input Signal (Note 19)
68
71.1
70
72.3
dB
THD
Total Harmonic
100kHz First 5 Harmonics (Note 19)
–86
dB
Distortion
1.4MHz First 5 Harmonics (Note 19)
–82
–76
–82
–78
dB
SFDR
Spurious Free
100kHz Input Signal (Note 19)
86
dB
Dynamic Range
1.4MHz Input Signal (Note 19)
82
dB
IMD
Intermodulation
0.625VP-P 1.4MHz Summed with 0.625VP-P
–82
dB
Distortion
1.56MHz into AIN
+ and Inverted into AIN–
Code-to-Code
VREF = 2.5V (Note 18)
0.25
1
LSBRMS
Transition Noise
Full Power Bandwidth
VIN = 2.5VP-P, SDO = 11585LSBP-P (Note 15)
50
MHz
Full Linear Bandwidth
S/(N + D)
≥ 68dB
5
MHz
The
denotes the specifications which apply over the
full operating temperature range, otherwise specifications are at TA = 25°C. VDD = 3.3V
PARAMETER
CONDITIONS
MIN
TYP
MAX
UNITS
VREF Output Voltage
IOUT = 0
2.5
V
VREF Output Tempco
15
ppm/
°C
VREF Line Regulation
VDD = 3.1V to 3.6V, VREF = 2.5V
600
V/V
VREF Output Resistance
Load Current = 0.5mA
0.2
VREF Settling Time
CREF = 10F2
ms
External VREF Input Range
2.55
VDD
V
DY A IC ACCURACY
U
W
I TER AL REFERE CE CHARACTERISTICS
UU
U
The
denotes the specifications which apply over the
full operating temperature range, otherwise specifications are at TA = 25°C. VDD = 3.3V
SYMBOL
PARAMETER
CONDITIONS
MIN
TYP
MAX
UNITS
VIH
High Level Input Voltage
VDD = 3.6V
2.4
V
VIL
Low Level Input Voltage
VDD = 3.1V
0.6
V
IIN
Digital Input Current
VIN = 0V to VDD
±10
A
CIN
Digital Input Capacitance
5pF
VOH
High Level Output Voltage
VDD = 3.3V, IOUT = – 200A
2.5
2.9
V
VOL
Low Level Output Voltage
VDD = 3.1V, IOUT = 160A
0.05
V
VDD = 3.1V, IOUT = 1.6mA
0.10
0.4
V
IOZ
Hi-Z Output Leakage DOUT
VOUT = 0V to VDD
±10
A
COZ
Hi-Z Output Capacitance DOUT
1pF
ISOURCE
Output Short-Circuit Source Current
VOUT = 0V, VDD = 3.3V
20
mA
ISINK
Output Short-Circuit Sink Current
VOUT = VDD = 3.3V
15
mA
DIGITAL I PUTS A D DIGITAL OUTPUTS
U
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