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LMH6647 Datasheet(PDF) 3 Page - Texas Instruments

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Part # LMH6647
Description  2.7V, 650關A, 55MHz, Rail-to-Rail Input and Output Amplifiers
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Manufacturer  TI1 [Texas Instruments]
Direct Link  http://www.ti.com
Logo TI1 - Texas Instruments

LMH6647 Datasheet(HTML) 3 Page - Texas Instruments

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LMH6645, LMH6646, LMH6647
www.ti.com
SNOS970C – JUNE 2001 – REVISED APRIL 2013
2.7V Electrical Characteristics
Unless otherwise specified, all limits guaranteed for at TJ = 25°C, V
+ = 2.7V, V= 0V, V
CM = VO = V
+/2, and R
f = 2kΩ, and RL
= 1k
Ω to V
+/2. Boldface limits apply at the temperature extremes.
Symbol
Parameter
Conditions
Min
Typ
Max
Units
(1)
(2)
(1)
BW
−3dB BW
AV = +1, VOUT = 200mVPP,
40
55
MHz
VCM = 0.7V
en
Input-Referred Voltage Noise
f = 100kHz
17
nV/
√Hz
f = 1kHz
25
in
Input-Referred Current Noise
f = 100kHz
0.75
pA/
√Hz
f = 1kHz
1.20
CT Rej.
Cross-Talk Rejection (LMH6646
f = 5MHz, Receiver:
47
dB
only)
Rf = Rg = 510Ω, AV = +2
SR
Slew Rate
AV = −1, VO = 2VPP
15
22
V/
μs
See (3), (4)
TON
Turn-On Time
250
ns
(LMH6647 only)
TOFF
Turn-Off Time
560
ns
(LMH6647 only)
THSD
Shutdown Threshold (LMH6647
IS ≤ 50μA
1.95
2.30
V
only)
ISD
Shutdown Pin Input Current
See (5)
−20
μA
(LMH6647 only)
VOS
Input Offset Voltage
0V
≤ VCM ≤ 2.7V
−3
±1
3
mV
−4
4
TC VOS
Input Offset Average Drift
See (6)
±5
μV/°C
IB
Input Bias Current
VCM = 2.5V
(5)
0.40
2
2.2
μA
VCM = 0.5V
(5)
−0.68
−2
−2.2
IOS
Input Offset Current
0V
≤ VCM ≤ 2.7V
1
500
nA
RIN
Common Mode Input Resistance
3
M
CIN
Common Mode Input
2
pF
Capacitance
CMVR
Input Common-Mode Voltage
CMRR
≥ 50dB
−0.5
−0.3
Range
−0.1
V
3.0
3.2
2.8
CMRR
Common Mode Rejection Ratio
VCM Stepped from 0V to 2.7V
46
77
dB
VCM Stepped from 0V to 1.55V
58
76
AVOL
Large Signal Voltage Gain
VO = 0.35V to 2.35V
76
87
dB
74
VO
Output Swing
RL = 1k to V
+/2
2.55
2.66
V
High
RL = 10k to V
+/2
2.68
Output Swing
RL = 1k to V
+/2
40
150
mV
Low
RL = 10k to V
+/2
20
(1)
All limits are guaranteed by testing or statistical analysis.
(2)
Typical values represent the most likely parametric norm.
(3)
Slew rate is the average of the rising and falling slew rates.
(4)
Guaranteed based on characterization only.
(5)
Positive current corresponds to current flowing into the device.
(6)
Offset voltage average drift determined by dividing the change in VOS at temperature extremes into the total temperature change.
Copyright © 2001–2013, Texas Instruments Incorporated
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