Datasheet

LT1993-10
3
199310fb
SYMBOL PARAMETER CONDITIONS MIN TYP MAX UNITS
Input/Output Characteristics
–3dBBW –3dB Bandwidth 200mV
P-P
Differential (+OUT, –OUT) 500 700 MHz
0.1dBBW Bandwidth for 0.1dB Flatness 200mV
P-P
Differential (+OUT, –OUT) 50 MHz
0.5dBBW Bandwidth for 0.5dB Flatness 200mV
P-P
Differential (+OUT, –OUT) 100 MHz
SR Slew Rate 3.2V
P-P
Differential (+OUT, –OUT) 1100 V/µs
t
s1%
1% Settling Time 1% Settling for a 1V
P-P
Differential Step
(+OUT, –OUT)
4ns
t
ON
Turn-On Time 40 ns
t
OFF
Turn-Off Time 250 ns
Common Mode Voltage Control (V
OCM
Pin)
–3dBBW
CM
Common Mode Small-Signal –3dB
Bandwidth
0.1V
P-P
at V
OCM
, Measured Single-Ended at +OUT
and –OUT
300 MHz
SYMBOL PARAMETER CONDITIONS MIN TYP MAX UNITS
CMRR Common Mode Rejection Ratio Input Common Mode 0.9V to 3.9V
●
45 70 dB
R
OUTDIFF
Output Resistance 0.3
Ω
C
OUTDIFF
Output Capacitance 0.8 pF
Common Mode Voltage Control (V
OCM
Pin)
GCM Common Mode Gain Differential (+OUT, –OUT), V
OCM
= 1.2V to 3.6V
Differential (+OUT, –OUT), V
OCM
= 1.4V to 3.4V
●
0.9
0.9
1 1.1
1.1
V/V
V/V
V
OCMMIN
Output Common Mode Voltage
Adjustment Range, MIN
Measured Single-Ended at +OUT and –OUT
●
1.2
1.4
V
V
V
OCMMAX
Output Common Mode Voltage
Adjustment Range, MAX
Measured Single-Ended at +OUT and –OUT
●
3.6
3.4
V
V
V
OSCM
Output Common Mode Offset
Voltage
Measured from V
OCM
to Average of +OUT and –OUT
●
–30 2 30 mV
I
BIASCM
V
OCM
Input Bias Current
●
515 µA
R
INCM
V
OCM
Input Resistance
●
0.8 3 MΩ
C
INCM
V
OCM
Input Capacitance 1pF
ENABLE Pin
V
IL
ENABLE Input Low Voltage
●
0.8 V
V
IH
ENABLE Input High Voltage
●
2V
I
IL
ENABLE Input Low Current ENABLE = 0.8V
●
0.5 µA
I
IH
ENABLE Input High Current ENABLE = 2V
●
13 µA
Power Supply
V
S
Operating Range
●
4 5 5.5 V
I
S
Supply Current ENABLE = 0.8V
●
88 100 112 mA
I
SDISABLED
Supply Current (Disabled) ENABLE = 2V
●
250 500 µA
PSRR Power Supply Rejection Ratio 4V to 5.5V
●
55 90 dB
The ● denotes the specifi cations which apply over the full operating
temperature range, otherwise specifi cations are at T
A
= 25°C. V
CCA
= V
CCB
= V
CCC
= 5V, V
EEA
= V
EEB
= V
EEC
= 0V, ENABLE = 0.8V, +INA
shorted to +INB (+IN), –INA shorted to –INB (–IN), V
OCM
= 2.2V, Input common mode voltage = 2.2V, no R
LOAD
unless otherwise noted.
T
A
= 25°C, V
CCA
= V
CCB
= V
CCC
= 5V, V
EEA
= V
EEB
= V
EEC
= 0V,
ENABLE = 0.8V, +INA shorted to +INB (+IN), –INA shorted to –INB (–IN), V
OCM
= 2.2V, Input common mode voltage = 2.2V, no R
LOAD
unless otherwise noted.
DC ELECTRICAL CHARACTERISTICS
AC ELECTRICAL CHARACTERISTICS