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LTC6409 Datasheet(PDF) 5 Page - Linear Technology

Part # LTC6409
Description  1.6GHz Low Noise High Linearity Differential Buffer/ 16-Bit ADC Driver with Fast Clamp
PDF  32 Pages
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Manufacturer  LINER [Linear Technology]
Direct Link  http://www.linear.com
Logo LINER - Linear Technology

LTC6409 Datasheet(HTML) 5 Page - Linear Technology

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LTC6417
5
6417f
ac elecTrical characTerisTics The
l
denotes the specifications which apply over the full operating
temperature range, otherwise specifications are at TA = 25°C. V+ = 5V unless otherwise noted, GND = 0V, RLOAD = 500Ω,CLOAD = 6pF.
VCM = 1.25V, CLHI = V+, PWRADJ = VCC, SHDN = 0V unless otherwise noted. VINCM is defined as (IN+ + IN–)/2. VOUTCM is defined as
(OUT+ + OUT–)/2. VINDIFF is defined as (IN+ – IN–). VOUTDIFF is defined as (OUT+ – OUT–). See DC test circuit schematic.
SYMBOL
PARAMETER
CONDITIONS
MIN
TYP
MAX
UNITS
Differential AC Characteristics
–3dBBW
–3dB Bandwidth
200mVP-P,OUT Differential
1.6
GHz
0.1dBBW
±0.1dB Bandwidth
200mVP-P,OUT Differential
0.18
GHz
0.5dBBW
±0.5dB Bandwidth
200mVP-P,OUT Differential
0.45
GHz
1/f
1/f Noise Corner
25
kHz
SR
Slew Rate
Differential
10
V/ns
tS1%
1% Settling Time
2VP-P,OUT
0.8
ns
tOFF
Shutdown Time
SHDN = 0V to 5V
40
ns
tON
Enable Time
SHDN = 5V to 0V
15
ns
tPWRADJ,OFF
PWRADJ Off Time
PWRADJ = 5V to 0V
10
ns
tPWRADJ,ON
PWRADJ On Time
PWRADJ = 0V to 5V
5
ns
tCL,OFF 10%
Clamp Release Time
CLHI = 1.5V, VCM = 1.25V, IN+ = 1.625V to 1.25V,
IN– = 1.25V to 0.875V
1
ns
tCL,ON 10%
Clamp Engage Time
CLHI = 1.5V, VCM = 1.25V, IN+ = 1.25V to 1.625V,
IN– = 1.25V to 0.875V
5
ns
Common Mode AC Characteristics (VCM Pin)
–3dBBW
VCM Pin Small Signal –3dB BW
VCM = 0.1VP-P, Measured Single-Ended at Output
10
MHz
SRCM
Common Mode Slew Rate
Measured Single-Ended at Output
2
V/µs
Overrange AC Characteristics (VOR Pin)
–3dBBW
VOR Pin Small Signal –3dB BW
VOR = 0.1VP-P, CLHI = 2V, IN+ = 2.4V, IN– = 0.1V,
RVOR = 1k, Measured Single-Ended at Output
200
MHz
SRVOR
Overrange Slew Rate
Measured Single-Ended at Output
40
V/µs
AC Clamping Characteristics
tOVDR
Overdrive Recovery Time
1.9VP-P,OUT
2
ns
SYMBOL
PARAMETER
CONDITIONS
MIN
TYP
MAX
UNITS
RPWRADJ
PWRADJ Pin Input Resistance
PWRADJ = 2.5V to 5.0V
l
10.5
10
14.5
19
20
kΩ
kΩ
VOR Pin
VOR(HI)
Maximum Voltage on VOR Pin
VCL = 5.0V, VCM = 1.25V
l
3.25
3.2
3.35
3.55
3.6
V
V
IOR(DEFAULT)
Default Pull-Down Current on VOR Pin VCL = 50V, VCM = 1.25V
l
–900
–1150
–770
–650
–500
µA
µA
IOR(MAX)
Maximum Pull-Down Current Both
Clamps are Active
VCL = 2.0V, VCM = 1.25V, IN+ = 2.4V,
IN– = 0.1V
l
1
1.5
2
µA
µA
Dc elecTrical characTerisTics The
l
denotes the specifications which apply over the full operating
temperature range, otherwise specifications are at TA = 25°C. V+ = 5V, GND = 0V, No RLOAD, CLOAD = 6pF. VCM = 1.25V, CLHI = V+,
PWRADJ = V+, SHDN = 0V unless otherwise noted. VINCM is defined as (IN+ + IN–)/2. VOUTCM is defined as (OUT+ + OUT–)/2. VINDIFF is
defined as (IN+ – IN–). VOUTDIFF is defined as (OUT+ – OUT–). See DC test circuit schematic.



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