Datasheet

LTC6255/LTC6256/LTC6257
4
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5V electricAl chArActeristics
The l denotes the specifications which apply over the full operating
temperature range, otherwise specifications are at T
A
= 25°C. V
SUPPLY
= 5V, V
CM
= V
OUT
= V
SUPPLY
/2, C
L
= 10pF, V
SHDN
is unconnected.
SYMBOL PARAMETER CONDITIONS MIN TYP MAX UNITS
C
IN
Input Capacitance Differential
Common Mode
0.4
0.3
pF
pF
CMRR Common Mode Rejection Ratio V
CM
= 0.3V to 3.5V
l
75
71
100 dB
dB
IVR Input Voltage Range
l
–0.1 5.1 V
PSRR Power Supply Rejection Ratio V
CM
= 0.4V, V
S
Ranges from 1.8V to 5V
l
82
78
100 dB
dB
A
V
Large Signal Gain V
OUT
= 0.5V to 4.5V, R
LOAD
= 100k
l
50
28
200 V/mV
V/mV
V
OUT
= 0.5V to 4.5V, R
LOAD
= 10k
l
25
8
50 V/mV
V/mV
V
OL
Output Swing Low (Input Overdrive 30mV).
Measured from V
–
No Load
l
6 25
35
mV
mV
I
SINK
= 100µA
l
10 30
40
mV
mV
I
SINK
= 1mA
l
30 75
95
mV
mV
V
OH
Output Swing High (Input Overdrive 30mV).
Measured from V
+
No Load
l
24 55
60
mV
mV
I
SOURCE
= 100µA
l
30 80
90
mV
mV
I
SOURCE
= 1mA
l
75 150
170
mV
mV
I
SC
Output Short-Circuit Current
l
17
8
35 mA
mA
I
S
Supply Current per Amplifier
l
57
42
65 85
100
µA
µA
Supply Current in Shutdown
l
6 7
12
µA
µA
I
SHDN
Shutdown Pin Current V
SHDN
= 0.6V
V
SHDN
= 1.5V
l
l
–1400
–900
–1000
–500
nA
nA
V
IL
SHDN Input Low Voltage Disable
l
0.6 V
V
IH
SHDN Input High Voltage Enable
l
1.5 V
t
ON
Turn-On Time SHDN Toggle from 0V to 5V 50 µs
t
OFF
Turn-Off Time SHDN Toggle from 5V to 0V 20 µs
BW –3dB Closed Loop Bandwidth A
V
= 1 4.5 MHz
GBW Gain-Bandwidth Product f = 200kHz
l
2.5
2
6.5 MHz
MHz
t
S
Settling Time, 0.5V to 4.5V, Unity Gain 0.1%
0.01%
4
6
µs
µs
SR Slew Rate A
V
= –1, V
OUT
= 0.5V to 4.5V, C
LOAD
= 10pF,
R
F
= R
G
= 10kΩ
l
1.0
0.75
1.8 V/µs
V/µs
FPBW Full Power Bandwidth (Note 8) 4V
P-P
140 kHz
THD+N Total Harmonic Distortion and Noise f = 500Hz, A
V
= 2, R
L
= 4kΩ, V
OUTP-P
= 1V
V
IN
= 2.25V to 2.75V
0.0022
93
%
dB
I
LEAK
Output Leakage Current in Shutdown V
SHDN
= 0V, V
OUT
= 0V
V
SHDN
= 0V, V
OUT
= 5V
l
l
–400
–400
400
400
nA
nA