THS4541_15 Datasheet, PDF (3/61 Pages) Texas Instruments – THS4541 Negative Rail Input, Rail-to-Rail Output, Precision, 850-MHz Fully Differential Amplifier

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5 Device Family Comparison
DEVICE
THS4531A
THS4521
THS4520
BW (MHz)
36
145
620
I_Q (mA)
0.25
0.95
14.2
THS4541
SLOS375A – AUGUST 2014 – REVISED SEPTEMBER 2014
THD (dBc) 2 V_PP AT 100 kHz
–104
–102
–107
INPUT NOISE
(nV/√Hz)
10
4.6
2.0
RAIL-TO-RAIL
Out
Out
Out
6 Pin Configuration and Functions
RGT Package
VQFN-16
(Top View)
16 15 14 13
FB– 1
IN+ 2
IN– 3
FB+ 4
12 PD
11 OUT–
10 OUT+
9 Vocm
5 6 78
OUT– 1
RUN Package
WQFN-10
(Top View)
Vs+
10
9 OUT+
NC 2
8 NC
PD 3
7 Vocm
IN+ 4
6 IN–
5
Vs–
NAME
FB+
FB–
IN+
IN–
NC
OUT+
OUT–
PD
Vocm
Vs+
Vs–
PIN
NO.
RGT ⁽¹⁾
4
1
2
3
—
10
11
12
9
5, 6, 7, 8
13, 14, 15,
16
RUN
—
—
4
6
2, 8
9
1
3
7
10
5
Pin Functions
I/O
DESCRIPTION
O
Noninverted (positive) output feedback
O
Inverted (negative) output feedback
I
Noninverting (positive) amplifier input
I
Inverting (negative) amplifier input
—
No internal connection
O
Noninverted (positive) amplifier output
O
Inverted (negative) amplifier output
I
Power down. PD = logic low = power off mode; PD = logic high = normal operation.
I
Common-mode voltage input
I
Positive power-supply input
I
Negative power-supply input
(1) Solder the exposed thermal pad (RGT package) to a heat-spreading power or ground plane. This pad is electrically isolated from the
die, but must be connected to a power or ground plane and not floated.
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