LTC6420CUDC-20#PBF Linear Technology, LTC6420CUDC-20#PBF Datasheet - Page 3
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LTC6420CUDC-20#PBF
Manufacturer Part Number
LTC6420CUDC-20#PBF
Description
IC DIFF AMP/ADC DRIVER 20-QFN
Manufacturer
Linear Technology
Type
ADC Driverr
Datasheet
1.LTC6420IUDC-20PBF.pdf
(14 pages)
Specifications of LTC6420CUDC-20#PBF
Applications
Data Acquisition
Mounting Type
Surface Mount
Package / Case
20-QFN
No. Of Amplifiers
2
Input Offset Voltage
2mV
Gain Db Max
20dB
Bandwidth
1.8GHz
Slew Rate
4500V/µs
Supply Voltage Range
2.85V To 3.5V
Supply Current
80mA
Amplifier Case Style
QFN
Rohs Compliant
Yes
Lead Free Status / RoHS Status
Lead free / RoHS Compliant
Available stocks
Company
Part Number
Manufacturer
Quantity
Price
DC ELECTRICAL CHARACTERISTICS
temperature range, otherwise specifi cations are at T
otherwise noted.
SYMBOL
Input/Output Characteristic
G
ΔG
TC
V
V
V
I
V
TCV
I
I
R
ΔR
C
R
CMRR
Output Common Mode Voltage Control
G
V
V
V
TCV
IV
ENABLEx Pins (x = A, B)
V
V
Power Supply
V
I
I
PSRR
OUT
VRMIN
VRMAX
S
SHDN
SWINGMIN
SWINGMAX
OUTDIFFMAX
OS
INDIFF
OCMMIN
OCMMAX
OSCM
IL
IH
S
DIFF
INDIFF
OUTDIFF
CM
OCM
GAIN
IN
OS
OSCM
PARAMETER
Gain
Gain Matching
Gain Temperature Drift
Output Swing Low (V
Output Swing High (V
Maximum Differential Output Swing
Output Current Drive
Input Offset Voltage
Input Offset Voltage Drift
Input Common Mode Voltage Range, MIN
Input Common Mode Voltage Range, MAX
Input Resistance (+IN, –IN)
Input Impedance Matching
Input Capacitance (+IN, –IN)
Output Resistance (+OUT, – OUT)
Common Mode Rejection Ratio
Common Mode Gain
Output Common Mode Range, MIN
Output Common Mode Range, MAX
Common Mode Offset Voltage
Common Mode Offset Voltage Drift
V
ENABLEx Input Low Voltage
ENABLEx Input High Voltage
ENABLEx Input Current
Operating Supply Range
Supply Current
Shutdown Supply Current
Power Supply Rejection Ratio (Differential
Outputs)
OCM
Input Current
OCM
OCM
= 1.5V)
= 1.5V)
A
= 25°C. V
CONDITIONS
V
Channel-to-Channel
V
Each Output, V
Each Output, V
2V
Differential
Differential
Differential
Channel-to-Channel
Differential, Includes Parasitic
Differential
Input Common Mode Voltage 1V to 1.6V
V
V
ENABLEx ≤ 0.8V
ENABLEx ≥ 2.4V
ENABLEx ≤ 0.8V; per Amplifi er
ENABLEx ≥ 2.4V; per Amplifi er. Inputs Floating
V
IN
IN
OCM
OCM
+
P-P, OUT
= 2.85V to 3.5V
= ±100mV Differential
= ±100mV Differential
= 1.1V to 1.6V
= 1.25V to 1.5V
(Note 10)
+
= 3V, V
The
IN
IN
= ±400mV Differential
= ±400mV Differential
l
denotes the specifi cations which apply over the full operating
–
= 0V, +IN = –IN = V
OCM
= 1.25V, ENABLE = 0V, No R
l
l
l
l
l
l
l
l
l
l
l
l
l
l
l
l
l
l
l
l
l
l
l
l
l
l
l
l
19.6
2.65
2.85
MIN
–10
–15
170
4.6
1.6
1.6
2.4
20
–2
20
45
55
LTC6420-20
0.0015
±0.1
±0.4
±0.5
TYP
200
0.2
2.8
5.2
1.2
1.5
±2
–3
20
25
68
16
80
86
1
1
3
1
±0.25
MAX
±2.5
±0.5
20.4
0.35
230
1.1
0.8
3.5
36
10
95
2
1
0
4
3
L
unless
642020fb
UNITS
dB/°C
μV/°C
μV/°C
3
V
V/V
mA
mV
mV
mA
mA
P-P
dB
dB
dB
μA
μA
μA
dB
pF
%
Ω
Ω
V
V
V
V
V
V
V
V
V