BUF04GS Analog Devices, BUF04GS Datasheet

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BUF04GS

Manufacturer Part Number
BUF04GS
Description
Manufacturer
Analog Devices
Datasheet

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a
GENERAL DESCRIPTION
The BUF04 is a wideband, closed-loop buffer that combines
state of the art dynamic performance with excellent dc
performance. This combination enables designers to maximize
system performance without any speed versus dc accuracy
compromises.
Built on a high speed Complementary Bipolar (CB) process for
better power performance ratio, the BUF04 consumes less than
8.5 mA operating from 5 V or 15 V supplies. With a 2000 V/ s
min slew rate, and 100 MHz gain bandwidth product, the
BUF04 is ideally suited for use in high speed applications where
low power dissipation is critical.
Full 10 V output swing over the extended temperature range
along with outstanding ac performance and high loop gain
accuracy makes the device useful in high speed data acquisition
systems.
REV. 0
Information furnished by Analog Devices is believed to be accurate and
reliable. However, no responsibility is assumed by Analog Devices for its
use, nor for any infringements of patents or other rights of third parties
which may result from its use. No license is granted by implication or
otherwise under any patent or patent rights of Analog Devices.
FEATURES
Bandwidth – 110 MHz
Slew Rate – 3000 V/ s
Low Offset Voltage – <1 mV
Very Low Noise – < 4 nV/ Hz
Low Supply Current – 8.5 mA Mux
Wide Supply Range –
Drives Capacitive Loads
Pin Compatible with BUF03
APPLICATIONS
Instrumentation Buffer
RF Buffer
Line Driver
High Speed Current Source
Op Amp Output Current Booster
High Performance Audio
High Speed AD/DA
5 V to
15 V
High slew rate and very low noise and THD, coupled with wide
input and output dynamic range, make the BUF04 an excellent
choice for video and high performance audio circuits.
The BUF04’s inherent ability to drive capacitive loads over a
wide voltage and temperature range makes it extremely useful
for a wide variety of applications in military, industrial, and
commercial equipment.
The BUF04 is specified over the extended industrial (–40 C to
+85 C) and military (–55 C to +125 C) temperature range.
BUF04s are available in plastic and ceramic DIP plus SO-8
surface mount packages.
Contact your local sales office for MIL-STD-883 data sheet and
availability.
*Patent pending.
One Technology Way, P.O. Box 9106, Norwood, MA 02062-9106, U.S.A.
Tel: 617/329-4700
8-Lead Narrow-Body SO
1
(S Suffix)
BUF04
FUNCTIONAL BLOCK DIAGRAMS
High Speed Buffer
NULL
NC
V–
IN
8-Lead and Cerdip
1
1
2
3
4
(P, Z Suffix)
NC = NO CONNECT
Closed-Loop
Plastic DIP
Top View
BUF04
BUF04*
Fax: 617/326-8703
8
7
6
5
V+
NULL
OUT
NC

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BUF04GS Summary of contents

Page 1

... REV. 0 Information furnished by Analog Devices is believed to be accurate and reliable. However, no responsibility is assumed by Analog Devices for its use, nor for any infringements of patents or other rights of third parties which may result from its use. No license is granted by implication or otherwise under any patent or patent rights of Analog Devices ...

Page 2

BUF04–SPECIFICATIONS ELECTRICAL CHARACTERISTICS Parameter INPUT CHARACTERISTICS Offset Voltage Input Bias Current Input Voltage Range Offset Voltage Drift Offset Null Range OUTPUT CHARACTERISTICS Output Voltage Swing Output Current – Continuous Peak Output Current TRANSFER CHARACTERISTICS Gain Gain Linearity POWER SUPPLY Power ...

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ELECTRICAL CHARACTERISTICS Parameter INPUT CHARACTERISTICS Offset Voltage Input Bias Current Input Voltage Range Offset Voltage Drift Offset Null Range OUTPUT CHARACTERISTICS Output Voltage Swing Output Current - Continuous Peak Output Current TRANSFER CHARACTERISTICS Gain Gain Linearity POWER SUPPLY Power Supply ...

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... P-DIP, and LCC packages; is specified for device soldered in circuit JA board for SOIC package. ORDERING GUIDE Temperature Model Range BUF04AZ/883 – +125 C BUF04GP – +85 C BUF04GS – +85 C BUF04GBC + +25 C unless otherwise noted) A Conditions ...

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OFFSET – mV Figure 1. Input Offset Voltage ( P-DIP 125 100 0.2 0.4 0.6 0.8 OFFSET – mV Figure ...

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BUF04 8.0 7 ±18V S 7.0 6 ±5V S 6.0 5.5 –75 –50 – TEMPERATURE – °C Figure 7. Supply Current vs. Temperature ±15V ...

Page 7

T = +25°C A –0.5 –1.0 –1.5 –2.0 –10 –8 –6 –4 –2 0 COMMON MODE VOLTAGE – Volts Figure 13. Bias Current vs. Input Voltage 100 90 80 – PSRR +PSRR 30 20 ...

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BUF04 150 125 100 PHASE @ R = 150 L 75 PHASE @ BANDWIDTH 100 150 CAPACITANCE – pF Figure 19. Bandwidth and Phase vs. Capacitive Loads @ 5 V 140 ...

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INPUT 90 (50mV/DIV) OUTPUT (50mV/DIV 50mV 50mV V = ±15V Figure 25. Small-Signal Transient Response AUDIO PRECISION BUF04 THD+N (%) vs FREQ (Hz) 0 ...

Page 10

BUF04 A two-terminal equivalent circuit of the BUF04 is shown in Figure 30 where the transistor-level equivalent circuit is reduced to its essential elements. The input stage develops a signal current that is replicated by an internal current ...

Page 11

Output Current Transient Recovery Settling characteristics of high speed buffers also include the buffer’s ability to recover, i.e., settle, from a transient output current load condition. When driving the input of an A/D converter, especially the successive-approximation converter types, the ...

Page 12

BUF04 Operation Within an Op Amp Feedback Loop The BUF04 is well suited as a current booster or isolation buffer within the closed loop of precision op amps such as the OP177, the OP97, the OP27, or the OP77. Since ...

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... BUF04 SPICE Macro-model * * * Copyright 1993 by Analog Devices, Inc Node assignments * noninverting input * positive supply * negative supply * * * .SUBCKT BUF04 INPUT STAGE * 200 200 4 4 1.8E 1.8E ...

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BUF04 99 CP1 I1 IB1 R3 5 CS2 + R11 97 FSY R13 G10 72 71 R14 V7 97 BUF04 SPICE V1 R1 ...

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Cerdip (Q-8) 0.005 (0.13) MIN 0.055 (1.4) MAX 8 5 0.310 (7.87) PIN 1 0.220 (5.59 0.405 (10.29) MAX 0.060 (1.52) 0.200 0.015 (0.38) (5.08) MAX 0.150 0.200 (5.08) (3.81) MIN 0.125 (3.18) 0.070 (1.78) 0.100 0.023 ...

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BUF04 –16– REV. 0 ...

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