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THS3001, THS3002
420-MHz HIGH-SPEED CURRENT-FEEDBACK AMPLIFIERS
SLOS217A – JULY 1998 – REVISED JUNE 1999
D
High Speed
– 420 MHz Bandwidth (G = 1, –3 dB)
– 6500 V/µ s Slew Rate
– 40-ns Settling Time (0.1%)
D
High Output Drive, IO = 100 mA
D
Excellent Video Performance
– 115 MHz Bandwidth (0.1 dB, G = 2)
– 0.01% Differential Gain
– 0.02° Differential Phase
D
Low 3-mV (max) Input Offset Voltage
D
Very Low Distortion
– THD = –96 dBc at f = 1 MHz
– THD = –80 dBc at f = 10 MHz
D
Wide Range of Power Supplies
– V
D
Evaluation Module Available
= ± 4.5 V to ± 16 V
CC
description
The THS300x is a high-speed current-feedback
operational amplifier, ideal for communication,
imaging, and high-quality video applications. This
device offers a very fast 6500-V/µ s slew rate, a
420-MHz bandwidth, and 40-ns settling time for
large-signal applications requiring excellent transient response. In addition, the THS300x
operates with a very low distortion of – 96 dBc,
making it well suited for applications such as
wireless communication basestations or ultrafast
ADC or DAC buffers.
THS3001
D AND DGN† PACKAGE
(TOP VIEW)
NULL
V
NC – No internal connection
†
1
IN–
2
IN+
3
4
CC–
The THS3001 implemented in the DGN package is in the
product preview stage of development. Contact your local TI
sales office for availability.
NULL
8
V
7
CC+
OUT
6
5
NC
1OUT
–V
THS3002
D AND DGN PACKAGE
(TOP VIEW)
1IN–
1IN+
CC
1
2
3
4
8
7
6
5
OUTPUT AMPLITUDE
vs
FREQUENCY
8
7
6
5
4
3
2
Output Amplitude – dB
1
G = 2
0
RL = 150 Ω
VI = 200 mV RMS
–1
1M 100M
10M 1G 100k
f – Frequency – Hz
VCC = ± 15 V
RF = 680 Ω
VCC = ± 5 V
RF = 750 Ω
V
CC+
2OUT
2IN–
2IN+
HIGH-SPEED AMPLIFIER FAMILY
DEVICE
THS3001/02 • • • 420 6500 –96 40 0.01% 0.02° 1.6
THS4001 • • • • 270 400 –72 40 0.04% 0.15° 12.5
THS4011/12 • • • 290 310 –80 37 0.006% 0.01° 7.5
THS4031/32 • • • 100 100 –72 60 0.02% 0.03° 1.6
THS4061/62 • • • 180 400 –72 40 0.02% 0.02° 14.5
PRODUCTION DATA information is current as of publication date.
Products conform to specifications per the terms of Texas Instruments
standard warranty. Production processing does not necessarily include
testing of all parameters.
ARCHITECTURE
VFB CFB 5 V ± 5 V ± 15 V
CAUTION: The THS300x provides ESD protection circuitry. However, permanent damage can still occur if this device is subjected
to high-energy electrostatic discharges. Proper ESD precautions are recommended to avoid any performance degradation or loss
of functionality.
Please be aware that an important notice concerning availability, standard warranty, and use in critical applications of
Texas Instruments semiconductor products and disclaimers thereto appears at the end of this data sheet.
SUPPLY
VOLTAGE
POST OFFICE BOX 655303 • DALLAS, TEXAS 75265
BW
SR
THD
f = 1 MHz
(dB) (ns)
t
s
0.1%
DIFF.
Copyright 1999, Texas Instruments Incorporated
DIFF.
V
n
1
THS3001, THS3002
Operating free-air temperature, T
420-MHz HIGH-SPEED CURRENT-FEEDBACK AMPLIFIERS
SLOS217A – JULY 1998 – REVISED JUNE 1999
AVAILABLE OPTIONS
PACKAGED DEVICE
T
A
0° C to 70° C
–40°C to 85° C
†
The D package is available taped and reeled. Add an R suffix to the device type (i.e.,
THS3001CDR)
‡
Product Preview
SOIC
(D)
THS3001CD
THS3002CD
THS3001ID
THS3002ID
THS3001CDGN
‡
THS3002CDGN
THS3001IDGN
‡
THS3002IDGN
MSOP (DGN)
DEVICE SYMBOL
‡
TIADP
‡
‡
TIADQ
‡
TIADI
TIADJ
EVALUATION
THS3001EVM
THS3002EVM
—
‡
absolute maximum ratings over operating free-air temperature range (unless otherwise noted)
Supply voltage, V
Input voltage, V
Output Current, I
to V
CC+
± V
. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .
I
175 mA . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .
O
Differential input voltage, V
Continuous total power dissipation See Dissipation Rating Table . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .
Operating free-air temperature, T
Storage temperature, T
stg
Lead temperature, 1,6 mm (1/16 inch) from case for 10 seconds 300° C . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .
†
Stresses beyond those listed under “absolute maximum ratings” may cause permanent damage to the device. These are stress ratings only, and
functional operation of the device at these or any other conditions beyond those indicated under “recommended operating conditions” is not
implied. Exposure to absolute-maximum-rated conditions for extended periods may affect device reliability.
POWER RATING ABOVE TA = 25° C
D 740 mW 6 mW/° C 470 mW 380 mW
33 V . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .
CC–
± 6 V . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .
ID
, THS300xC 0° C to 70° C . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .
A
THS300xI –40° C to 85° C . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .
–65° C to 125° C . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .
DISSIPATION RATING TABLE
T
≤ 25° C DERATING FACTOR T
= 70° C T
POWER RATING
= 85° C
POWER RATING
recommended operating conditions
MIN NOM MAX UNIT
pp
y v
p
CC+
CC–
p
A
Split supply ± 4.5 ± 16
Single supply 9 32
THS300xC 0 70
THS300xI –40 85
°
†
CC
2
POST OFFICE BOX 655303 • DALLAS, TEXAS 75265
VCCPower supply operating range
IOOutput current (see Note 1)
Common-mode input voltage range
Common-mode rejection ratio
Power supply rejection ratio
THS3001, THS3002
420-MHz HIGH-SPEED CURRENT-FEEDBACK AMPLIFIERS
SLOS217A – JULY 1998 – REVISED JUNE 1999
electrical characteristics, TA = 25° C, RL = 150 Ω , RF = 1 kΩ (unless otherwise noted)
PARAMETER TEST CONDITIONS
pp
p
p
p
p
Input offset voltage drift VCC = ± 5 V or ± 15 V 5 µ V/° C
p
–
p
p
+
ICR
p
p
pp
p
C
I
R
O
V
n
†
Full range = 0° C to 70° C for the THS300xC and –40° C to 85° C for the THS300xI.
NOTE 1: Observe power dissipation ratings to keep the junction temperature below absolute maximum when the output is heavily loaded or
Differential input capacitance 7.5 pF
Output resistance Open loop at 5 MHz 10 Ω
Input voltage noise
p
shorted. See absolute maximum ratings section.
p
+Input 1.5 MΩ
–Input 15 Ω
Positive (IN+)
Negative (IN–)
Split supply ± 4.5 ± 16.5
Single supply 9 33
= ±5
CC
=
CC
=
CC
=
CC
VCC = ± 5 V, RL = 20 Ω 100
VCC = ± 15 V, RL = 75 Ω 85 120
= ±5 V or
CC
= ±5 V or
VCC = ± 5 V ± 3 ± 3.2
VCC = ± 15 V ± 12.9 ± 13.2
VCC = ± 5 V,
RL = 1 kΩ
VCC = ± 15 V,
RL = 1 kΩ
VCC = ± 5 V, VCM = ± 2.5 V 62 70
VCC = ± 15 V, VCM = ± 10 V 65 73
=
CC
=
CC
VCC = ± 5 V or ± 15 V, f = 10 kHz,
G = 2
V
= ± 5 V or ± 15 V, f = 10 kHz,
G = 2
†
TA = 25° C 5.5 7.5
TA = full range 8.5
TA = 25° C 6.6 9
TA = full range 10
RL = 150 Ω ± 2.9 ± 3.2
RL = 1 kΩ ± 3 ± 3.3
RL = 150 Ω ± 12.1 ± 12.8
RL = 1 kΩ ± 12.8 ± 13.1
TA = 25° C 1 3
TA = full range 4
TA = 25° C 2 10
TA = full range 15
TA = 25° C 1 10
TA = full range 15
VO = ± 2.5 V ,
VO = ± 7.5 V ,
TA = 25° C 65 76
TA = full range 63
TA = 25° C 69 76
TA = full range 67
MIN TYP MAX UNIT
1.3
2.4
1.6 nV/√ Hz
13
16
p
z
POST OFFICE BOX 655303 • DALLAS, TEXAS 75265
3
THS3001, THS3002
ADDifferential gain error
θDDifferential phase error
Bandwidth for 0.1 dB flatness
Full ower bandwidth (see Note 3)
420-MHz HIGH-SPEED CURRENT-FEEDBACK AMPLIFIERS
SLOS217A – JULY 1998 – REVISED JUNE 1999
operating characteristics, TA = 25° C, RL = 150 Ω , RF = 1 kΩ (unless otherwise noted)
PARAMETER TEST CONDITIONS MIN TYP MAX UNIT
V
= ± 5 V,
V
= 4 V
O(PP)
V
= ± 15 V,
V
= 20 V
O(PP)
Settling time to 0.1%
s
Settling time to 0.1%
THD Total harmonic distortion
p
Small signal bandwidth (–3 dB)
BW
p
Crosstalk (THS3002 only) TBD dB
NOTES: 2. Slew rate is measured from an output level range of 25% to 75%.
3. Full power bandwidth is defined as the frequency at which the output has 3% THD.
VCC = ± 15 V,
0 V to 10 V Step
VCC = ± 5 V,
0 V to 2 V Step,
VCC = ± 15 V,
fc = 10 MHz,
G = 2,
40 IRE modulation,
± 100 IRE Ramp,
NTSC and PAL
G = 2,
40 IRE modulation,
± 100 IRE Ramp,
NTSC and PAL
= 1,
G = 2, RF = 750 Ω , VCC = ± 5 V 300
G = 2, RF = 680 Ω , VCC = ± 15 V 385
G = 5, RF = 560 Ω , VCC = ± 15 V 350
G = 2, RF = 750 Ω , VCC = ± 5 V 85
G = 2, RF = 680 Ω , VCC = ± 15 V 115
VCC = ± 5 V,
RL = 500 Ω
VCC = ± 15 V,
RL = 500 Ω
= 1 kΩ ,
F
= 4 V,
= 20
G = –5 1700
G = 5 1300
G = –5 6500
G = 5 6300
Gain = –1,
Gain = –1,
V
= 2 V,
O(PP)
G = 2
VCC = ± 5 V 0.015%
VCC = ± 15 V 0.01%
VCC = ± 5 V 0.01°
VCC = ± 15 V 0.02°
VCC = ± 5 V, 330 MHz
VCC = ± 15 V, 420 MHz
G = –5 65 MHz
G = 5 62 MHz
G = –5 32 MHz
G = 5 31 MHz
40
25
–80 dBc
MHz
z
4
PARAMETER MEASUREMENT INFORMATION
R
G
V
I
50 Ω
Figure 1. Test Circuit, Gain = 1 + (RF/RG)
POST OFFICE BOX 655303 • DALLAS, TEXAS 75265
R
F
VCC+
–
+
VCC–
V
O
R
L
Power supply rejection ratio
THS3001, THS3002
420-MHz HIGH-SPEED CURRENT-FEEDBACK AMPLIFIERS
SLOS217A – JULY 1998 – REVISED JUNE 1999
TYPICAL CHARACTERISTICS
Table of Graphs
FIGURE
|VO| Output voltage swing vs Free-air temperature 2
I
CC
I
IB
V
IO
CMRR Common-mode rejection ratio
V
n
I
n
SR
Current supply vs Free-air temperature 3
Input bias current vs Free-air temperature 4
Input offset voltage vs Free-air temperature 5
vs Common-mode input voltage 6
vs Common-mode input voltage 7
vs Frequency 8
Transresistance vs Free-air temperature 9
Closed-loop output impedance vs Frequency 10
Voltage noise vs Frequency 11
Current noise vs Frequency 11
pp
Normalized slew rate vs Gain 17
Differential gain vs Loading 22, 23
Differential phase vs Loading 24, 25
Output amplitude vs Frequency 26–30
Normalized output response vs Frequency 31–34
Small and large signal frequency response 35, 36
Small signal pulse response 37, 38
Large signal pulse response 39 – 46
vs Frequency 12
vs Free-air temperature 13
vs Supply voltage 14
vs Output step peak-to-peak 15, 16
vs Peak-to-peak output voltage swing 18, 19
vs Frequency 20, 21
POST OFFICE BOX 655303 • DALLAS, TEXAS 75265
5
THS3001, THS3002
420-MHz HIGH-SPEED CURRENT-FEEDBACK AMPLIFIERS
SLOS217A – JULY 1998 – REVISED JUNE 1999
TYPICAL CHARACTERISTICS
OUTPUT VOLTAGE SWING
vs
FREE-AIR TEMPERATURE
14
13
12
4
3.5
3
2.5
2
VCC = ± 15 V
No Load
VCC = ± 5 V
No Load
–20 20
0 40 100 –40
TA – Free-Air Temperature – ° C
VCC = ± 15 V
RL = 150 Ω
VCC = ± 5 V
RL = 150 Ω
60 80
13.5
12.5
– Output Voltage Swing – V V
O
9
8
7
6
5
– Supply Current – mA
CC
I
4
3
–20 20
Figure 2
INPUT BIAS CURRENT
vs
FREE-AIR TEMPERATURE
–0.5
0
CURRENT SUPPLY
vs
FREE-AIR TEMPERATURE
VCC = ± 15 V
VCC = ± 10 V
VCC = ± 5 V
0 40 100 –40
TA – Free-Air Temperature – ° C
60 80
Figure 3
INPUT OFFSET VOLTAGE
vs
FREE-AIR TEMPERATURE
–1
Aµ
–1.5
–2
– Input Bias Current –
IB
I
–2.5
–3
–40 –20 0 20 80 100
TA – Free-Air Temperature – ° C
VCC = ± 5 V
VCC = ± 15 V
VCC = ± 5 V
VCC = ± 15 V
60 40
Figure 4
I
IB+
I
I
I
IB+
IB–
IB–
–0.2
–0.4
–0.6
–0.8
– Input Offset Voltage – mV
IO
V
–1
–1.2
Gain = 1
RF = 1 kΩ
–20 20
0 40 100 –40
TA – Free-Air Temperature – ° C
Figure 5
VCC = ± 5 V
VCC = ± 15 V
60 80
6
POST OFFICE BOX 655303 • DALLAS, TEXAS 75265
THS3001, THS3002
420-MHz HIGH-SPEED CURRENT-FEEDBACK AMPLIFIERS
SLOS217A – JULY 1998 – REVISED JUNE 1999
TYPICAL CHARACTERISTICS
COMMON-MODE REJECTION RATIO
vs
COMMON-MODE INPUT VOLTAGE
80
TA = –40° C
70
TA = 85° C
TA = 25° C
60
50
40
CMRR – Common-Mode Rejection Ratio – dB
VCC = ± 15 V
30
26 48 1 4
0
|VIC| – Common-Mode Input Voltage – V
Figure 6
COMMON-MODE REJECTION RATIO
vs
FREQUENCY
80
VCC = ± 15 V
70
VCC = ± 5 V
60
50
40
30
20
V
I
10
CMRR – Common-Mode Rejection Ratio – dB
0
1k 10k 10M 100M 1M 100k
1 kΩ
1 kΩ
–
+
1 kΩ
1 kΩ
f – Frequency – Hz
V
O
Figure 8
10 12
COMMON-MODE REJECTION RATIO
vs
COMMON-MODE INPUT VOLTAGE
80
TA = –40° C
70
TA = 85° C
60
50
40
30
CMRR – Common-Mode Rejection Ratio – dB
VCC = ± 5 V
20
0.5 1.5 12 4
0
|VIC| – Common-Mode Input Voltage – V
TA = 25° C
2.5 3
Figure 7
TRANSRESISTANCE
vs
FREE-AIR TEMPERATURE
2.8
2.6
2.4
2.2
2
1.8
1.6
Transresistance – MΩ
1.4
1.2
VO = VCC/2
RL = 1 kΩ
1
–40
–20 20
0 40 100
TA – Free-Air Temperature – ° C
VCC = ± 15 V
VCC = ± 10 V
VCC = ± 5 V
Figure 9
3.5
60 80
POST OFFICE BOX 655303 • DALLAS, TEXAS 75265
7
THS3001, THS3002
420-MHz HIGH-SPEED CURRENT-FEEDBACK AMPLIFIERS
SLOS217A – JULY 1998 – REVISED JUNE 1999
TYPICAL CHARACTERISTICS
CLOSED-LOOP OUTPUT IMPEDANCE
vs
FREQUENCY
100
VCC = ± 15 V
RF = 750 Ω
Ω
Closed-Loop Output Impedance –
Gain = +2
TA = 25° C
10
V
= 2 V
I(PP)
1
750 Ω
0.1
0.01
100k 10M 100M
1M
f – Frequency – Hz
Figure 10
POWER SUPPLY REJECTION RATIO
vs
FREQUENCY
90
80
VCC = ± 5 V
50 Ω
750 Ω
–
+
Z
THS300x
=
o
(
V
V
1 kΩ
1000
O
I
V
– 1
VOLTAGE NOISE AND CURRENT NOISE
vs
FREQUENCY
1000
and
Hz
nV/ Hz – Voltage Noise – V
O
V
I
– Current Noise – pA/
n
I
n
)
1G
VCC = ± 15 V and ± 5 V
TA = 25° C
100
10
1
100 10k 1k 100k 10
f – Frequency – Hz
I
n–
I
n+
V
n
Figure 11
POWER SUPPLY REJECTION RATIO
vs
FREE-AIR TEMPERATURE
90
70
VCC = ± 15 V
60
50
40
30
20
10
PSRR – Power Supply Rejection Ratio – dB
0
1k 10k 10M 100M 1M 100k
VCC = ± 5 V
G = 1
RF = 1 kΩ
f – Frequency – Hz
VCC = ± 15 V
+PSRR
Figure 12
–PSRR
85
80
75
PSRR – Power Supply Rejection Ratio – dB
70
–20 20
0 40 100 –40
TA – Free-Air Temperature – ° C
VCC = –15 V
VCC = +15 V
Figure 13
VCC = –5 V
VCC = +5 V
60 80
8
POST OFFICE BOX 655303 • DALLAS, TEXAS 75265
THS3001, THS3002
420-MHz HIGH-SPEED CURRENT-FEEDBACK AMPLIFIERS
SLOS217A – JULY 1998 – REVISED JUNE 1999
TYPICAL CHARACTERISTICS
SR – Slew Rate – V/µ s
SLEW RATE
vs
SUPPLY VOLTAGE
7000
G = +5
RL = 150 Ω
6000
5000
4000
3000
2000
1000
tr/tf = 300 ps
RF = 1 kΩ
+SR
–SR
5 15
71 1 91 3
|VCC| – Supply Voltage – V
Figure 14
SLEW RATE
vs
OUTPUT STEP
2000
+SR
1000
–SR
10000
SR – Slew Rate – V/µ s
1000
100
1.5
1.4
1.3
1.2
1.1
SLEW RATE
vs
OUTPUT STEP
+SR
–SR
VCC = ± 15 V
G = +5
RL = 150 Ω
tr/tf = 300 ps
RF = 1 kΩ
51 5
V
O(PP)
10 20 0
– Output Step – V
Figure 15
NORMALIZED SLEW RATE
vs
GAIN
VCC = ± 5 V
V
= 4 V
O(PP)
RL = 150 Ω
RF = 1 kΩ
tr/tf = 300 ps
–Gain
1
V
SR – Slew Rate – V/µ s
100
13
24 0
V
– Output Step – V
O(PP)
= ± 5 V
CC
G = +5
RL = 150 Ω
tr/tf = 300 ps
RF= 1 kΩ
0.9
SR – Normalized Slew Rate – V/µ s
0.8
5
0.7
24
Figure 16
POST OFFICE BOX 655303 • DALLAS, TEXAS 75265
+Gain
35 1 0 1
Figure 17
67
G – Gain – V/V
89
9
THS3001, THS3002
420-MHz HIGH-SPEED CURRENT-FEEDBACK AMPLIFIERS
SLOS217A – JULY 1998 – REVISED JUNE 1999
TYPICAL CHARACTERISTICS
HARMONIC DISTORTION
PEAK-TO-PEAK OUTPUT VOLTAGE SWING
–50
8 MHz
Gain = 2
–55
VCC = ± 15 V
RL = 150 Ω
RF = 750 Ω
–60
–65
–70
–75
Harmonic Distortion – dBc
–80
–85
0 2 4 6 12 14 10 8 16
V
– Peak-to-Peak Output Voltage Swing – V
O(PP)
2nd Harmonic
Figure 18
HARMONIC DISTORTION
FREQUENCY
–70
Gain = 2
VCC = ± 15 V
–75
–80
–85
VO = 2 V
RL = 150 Ω
RF = 750 Ω
PP
vs
3rd Harmonic
vs
3rd Harmonic
18
20
HARMONIC DISTORTION
PEAK-TO-PEAK OUTPUT VOLTAGE SWING
–50
4 MHz
Gain = 2
–55
VCC = ± 15 V
RL = 150 Ω
–60
RF = 750 Ω
–65
–70
–75
–80
Harmonic Distortion – dBc
–85
–90
–95
0 2 4 6 12 14 10 8 16
V
– Peak-to-Peak Output Voltage Swing – V
O(PP)
2nd Harmonic
Figure 19
HARMONIC DISTORTION
FREQUENCY
–60
Gain = 2
VCC = ± 5 V
–65
–70
–75
–80
VO = 2 V
RL = 150 Ω
RF = 750 Ω
PP
vs
3rd Harmonic
vs
18
20
–90
Harmonic Distortion – dBc
–95
–100
100k 1M 10M
10
2nd Harmonic
f – Frequency – Hz
Figure 20
–85
–90
Harmonic Distortion – dBc
–95
–100
100k 1M 10M
POST OFFICE BOX 655303 • DALLAS, TEXAS 75265
2nd Harmonic
3rd Harmonic
f – Frequency – Hz
Figure 21