LTC1405C Ver la hoja de datos (PDF) - Linear Technology
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LTC1405C Datasheet PDF : 16 Pages
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LTC1405
A ALOG I PUT The q denotes the specifications which apply over the full operating temperature range, otherwise
specifications are at TA = 25°C. Specifications are guaranteed for both dual supply and single supply operation. (Note 5)
SYMBOL
tAP
tjitter
CMRR
PARAMETER
Sample-and-Hold Aperture Delay Time
Sample-and-Hold Aperture Delay Time Jitter
Analog Input Common Mode Rejection Ratio
CONDITIONS
–2.048V < (–AIN = +AIN) < 2.048V
MIN TYP MAX UNITS
– 250
ps
0.6
ps
75
dB
DY A IC ACCURACY The q denotes the specifications which apply over the full operating temperature range,
otherwise specifications are at TA = 25°C. VDD = 5V, VSS = – 5V, fSAMPLE = 5MHz, VREF = 4.096V. + AIN = – 0.1dBFS single ended input,
– AIN = 0V. (Note 6)
SYMBOL PARAMETER
S/(N + D) Signal-to-Noise Plus Distortion Ratio
THD
Total Harmonic Distortion
SFDR Peak Harmonic or Spurious Noise
IMD
Intermodulation Distortion
Full-Power Bandwidth
Input Referred Noise
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
fIN1 = 29.37kHz, fIN2 = 32.446kHz
MIN
q 69.0
q 68.7
q
q
q
q
±2.048V Input Range
±1.024V Input Range, 2x Mode (SENSE = GAIN = 0V)
TYP MAX UNITS
71.6
dB
71.3
dB
– 87 – 78.5
dB
– 83 – 77.0
dB
– 89 – 79.5
dB
– 85 – 78.0
dB
– 80
dB
100
MHz
0.22
LSBRMS
0.33
LSBRMS
UU
U
I TER AL REFERE CE CHARACTERISTICS
TA = 25°C. Specifications are guaranteed for both dual supply and single supply operation. (Note 5)
PARAMETER
VCM Output Voltage
VCM Output Tempco
VCM Line Regulation
VCM Output Resistance
VREF Output Voltage
VREF Output Tempco
CONDITIONS
IOUT = 0
IOUT = 0
4.75V ≤ VDD ≤ 5.25V
– 5.25V ≤ VSS ≤ –4.75V
0.1mA ≤ IOUT ≤ 0.1mA
SENSE = GND, IOUT = 0
SENSE = VREF, IOUT = 0
SENSE = VDD
MIN TYP MAX
2.475 2.500 2.525
±15
0.6
0.03
8
4.096
2.048
Drive VREF with
External Reference
±15
UNITS
V
ppm/°C
mV/V
mV/V
Ω
V
V
V
ppm/°C
DIGITAL I PUTS AND OUTPUTS The q denotes the specifications which apply over the full operating
temperature range, otherwise specifications are at TA = 25°C. Specifications are guaranteed for both dual supply and single supply
operation. (Note 5)
SYMBOL PARAMETER
VIH
High Level Input Voltage
VIL
Low Level Input Voltage
CONDITIONS
VDD = 5.25V, VSS = 0V
VDD = 5.25V, VSS = – 5V
VDD = 4.75V, VSS = 0V
VDD = 4.75V, VSS = – 5V
MIN TYP MAX UNITS
q 2.4
V
q 3.5
V
q
0.8
V
q
1
V
3
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