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LMH6657_16 Datasheet, PDF (6/35 Pages) Texas Instruments – 270-MHz Single Supply, Single and Dual Amplifiers | |||
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LMH6657, LMH6658
SNOSA35G â AUGUST 2002 â REVISED JULY 2015
www.ti.com
Electrical Characteristics, 5 V (continued)
Unless otherwise specified, all limits ensured for at TJ = 25°C, V+ = 5 V, Vâ = 0 V, VCM = VO = V+/2, and RL = 100⦠(or as
specified) tied to V+/2.
PARAMETER
TEST CONDITIONS
MIN(1) TYP(2) MAX(1) UNIT
IB
Input Bias Current
See (6)
At the temperature extremes
â5
â20
μA
â30
TC IB
Input Bias Current
Average Drift
See (5)
0.01
nA/°C
IOS
Input Offset Current
At the temperature extremes
50
300
nA
500
CMRR
+PSRR
Common-Mode Rejection
Ratio
Positive Power Supply
Rejection Ratio
VCM Stepped from 0V to 3.0V
V+ = 4.5V to 5.5V, VCM = 1V
72
82
dB
72
82
dB
IS
Supply Current (per
channel)
No load
At the temperature extremes
6.2
8.5
mA
10
MISCELLANEOUS PERFORMANCE
RL = 2k to V+/2
4.1 4.25
At the temperature extremes
3.8
VOH
Output Swing
High
RL = 150⦠to V+/2
At the temperature extremes
4 4.19
3.7
V
RL = 75⦠to V+/2
3.85 4.15
At the temperature extremes
3.5
RL = 2k to V+/2
900
800
At the temperature extremes
1100
VOL
Output Swing
Low
RL = 150⦠to V+/2
970
870
mV
At the temperature extremes
1200
R L = 75⦠to V+/2
990
885
At the temperature extremes
1250
IOUT
Output Current
VOUT = 1V from either
rail
Sourcing to V+/2
Sourcing
Sinking
40
85
mA
â40
105
100
155
ISC
Output Short
CircuitCurrent (7)
Sinking to V+/2
At the temperature extremes
80
100
220
mA
At the temperature extremes
80
RIN
Common-Mode Input
Resistance
3
Mâ¦
CIN
Common-Mode Input
Capacitance
1.8
pF
ROUT Output Impedance
f = 1MHz, AV = +1
0.06
â¦
(6) Positive current corresponds to current flowing into the device.
(7) Short circuit test is a momentary test. See Note 3 under Absolute Maximum Ratings.
6
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