Datasheet

LTC6252/LTC6253/LTC6254
6
625234fc
ELECTRICAL CHARACTERISTICS
(V
S
= 2.7V) The l denotes the specifications which apply across the
specified temperature range, otherwise specifications are at T
A
= 25°C. For each amplifier V
S
= 2.7V, 0V; V
SHDN
= 2V; V
CM
= V
OUT
=
1.35V, unless otherwise noted.
SYMBOL PARAMETER CONDITIONS MIN TYP MAX UNITS
CMRR Common Mode Rejection Ratio V
CM
= 0V to 1.2V
l
80
77
105 dB
dB
V
CMR
Input Common Mode Range
l
0 V
S
V
PSRR Power Supply Rejection Ratio V
S
= 2.5V to 5.25V
V
CM
= 1V
l
66.5
62
70 dB
dB
Supply Voltage Range (Note 6)
l
2.5 5.25 V
V
OL
Output Swing Low (V
OUT
– V
–
) No Load
l
22 28
40
mV
mV
I
SINK
= 5mA
l
80 100
140
mV
mV
I
SINK
= 10mA
l
110 150
190
mV
mV
V
OH
Output Swing High (V
+
– V
OUT
) No Load
l
55 75
95
mV
mV
I
SOURCE
= 5mA
l
125 150
200
mV
mV
I
SOURCE
= 10mA
l
165 200
275
mV
mV
I
SC
Short-Circuit Current Sourcing
l
–35 –18
–14
mA
mA
Sinking
l
20
17
40 mA
mA
I
S
Supply Current per Amplifier V
CM
= Half Supply
l
2.9 3.5
4.5
mA
mA
V
CM
= V
+
– 0.5V
l
3.7 4.6
5.5
mA
mA
I
SD
Disable Supply Current V
SHDN
= 0.8V
l
24 35
50
µA
µA
I
SHDNL
SHDN Pin Current Low V
SHDN
= 0.8V
l
–1
–1.5
–0.5 0
0
µA
µA
I
SHDNH
SHDN Pin Current High V
SHDN
= 2V
l
–300
–600
45 300
600
nA
nA
V
L
SHDN Pin Input Voltage
l
0.8 V
V
H
SHDN Pin Input Voltage
l
2.0 V
I
OSD
Output Leakage Current Magnitude in Shutdown V
SHDN
= 0.8V, Output Shorted to Either Supply 100 nA
t
ON
Turn-On Time V
SHDN
= 0.8V to 2V 5 µs
t
OFF
Turn-Off Time V
SHDN
= 2V to 0.8V 2 µs
BW –3dB Closed Loop Bandwidth A
V
= 1, R
L
= 1k to Half Supply 350 MHz
GBW Gain-Bandwidth Product f = 4MHz, R
L
= 1k to Half Supply 630 MHz
t
S
, 0.1 Settling Time to 0.1% A
V
= +1, V
O
= 2V Step R
L
= 1k 34 ns
SR Slew Rate A
V
= –1, 2V Step (Note 11) 170 V/µs
FPBW Full Power Bandwidth V
OUT
= 2V
P-P
(Note 13) 8.5 MHz
Crosstalk A
V
= –1, R
L
= 1k to Half Supply,
V
OUT
= 2V
P-P
, f = 2.5MHz
96 dB