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LTC2668 Datasheet(PDF) 5 Page - Linear Technology

Part # LTC2668
Description  Octal, 16-Bit, 200ksps Differential 짹10.24V Input SoftSpan ADC with Wide Input Common Mode Range
PDF  40 Pages
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Manufacturer  LINER [Linear Technology]
Direct Link  http://www.linear.com
Logo LINER - Linear Technology

LTC2668 Datasheet(HTML) 5 Page - Linear Technology

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LTC2348-16
5
234816fa
For more information www.linear.com/LTC2348-16
DigiTal inpuTs anD DigiTal ouTpuTs
SYMBOL
PARAMETER
CONDITIONS
MIN
TYP
MAX
UNITS
CMOS Digital Inputs and Outputs
VIH
High Level Input Voltage
l
0.8 • OVDD
V
VIL
Low Level Input Voltage
l
0.2 • OVDD
V
IIN
Digital Input Current
VIN = 0V to OVDD
l
–10
10
μA
CIN
Digital Input Capacitance
5
pF
VOH
High Level Output Voltage
IOUT = –500μA
l
OVDD – 0.2
V
VOL
Low Level Output Voltage
IOUT = 500μA
l
0.2
V
IOZ
Hi-Z Output Leakage Current
VOUT = 0V to OVDD
l
–10
10
μA
ISOURCE
Output Source Current
VOUT = 0V
–50
mA
ISINK
Output Sink Current
VOUT = OVDD
50
mA
LVDS Digital Inputs and Outputs
VID
Differential Input Voltage
l
200
350
600
mV
RID
On-Chip Input Termination
Resistance
CS = 0V, VICM = 1.2V
CS = OVDD
l
90
106
10
125
Ω
VICM
Common-Mode Input Voltage
l
0.3
1.2
2.2
V
IICM
Common-Mode Input Current
VIN+ = VIN– = 0V to OVDD
l
–10
10
μA
VOD
Differential Output Voltage
RL = 100Ω Differential Termination
l
275
350
425
mV
VOCM
Common-Mode Output Voltage
RL = 100Ω Differential Termination
l
1.1
1.2
1.3
V
IOZ
Hi-Z Output Leakage Current
VOUT = 0V to OVDD
l
–10
10
μA
The l denotes the specifications which apply over the
full operating temperature range, otherwise specifications are at TA = 25°C. (Note 9)
power requireMenTs
SYMBOL PARAMETER
CONDITIONS
MIN
TYP
MAX
UNITS
VCC
Supply Voltage
l
0
38
V
VEE
Supply Voltage
l
–16.5
0
V
VCC − VEE Supply Voltage Difference
l
10
38
V
VDD
Supply Voltage
l
4.75
5.00
5.25
V
IVCC
Supply Current
200ksps Sample Rate, 8 Channels Enabled
Acquisition Mode
Nap Mode
Power Down Mode
l
l
l
l
1.8
3.8
0.7
1
2.2
4.5
0.9
15
mA
mA
mA
μA
IVEE
Supply Current
200ksps Sample Rate, 8 Channels Enabled
Acquisition Mode
Nap Mode
Power Down Mode
l
l
l
l
–2.8
–4.9
–1.1
–15
–2.2
–4.0
–0.8
–1
mA
mA
mA
μA
CMOS I/O Mode
OVDD
Supply Voltage
l
1.71
5.25
V
IVDD
Supply Current
200ksps Sample Rate, 8 Channels Enabled
200ksps Sample Rate, 8 Channels Enabled, VREFBUF = 5V (Note 15)
Acquisition Mode
Nap Mode
Power Down Mode (C-Grade and I-Grade)
Power Down Mode (H-Grade)
l
l
l
l
l
l
15.2
13.4
1.6
1.4
65
65
17.5
15.4
2.1
1.9
175
450
mA
mA
mA
mA
μA
µA
The l denotes the specifications which apply over the full operating temperature
range, otherwise specifications are at TA = 25°C. (Note 9)



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