ADD8704ARUZ Analog Devices Inc, ADD8704ARUZ Datasheet

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ADD8704ARUZ

Manufacturer Part Number
ADD8704ARUZ
Description
IC OPAMP LCD QUAD 16V 14-TSSOP
Manufacturer
Analog Devices Inc
Datasheet

Specifications of ADD8704ARUZ

Applications
TFT-LCD Panels: Gamma Buffer, VCOM Driver
Number Of Circuits
4
-3db Bandwidth
6.8MHz
Slew Rate
6 V/µs
Current - Supply
2.8mA
Current - Output / Channel
35mA
Voltage - Supply, Single/dual (±)
4.5 V ~ 16 V
Mounting Type
Surface Mount
Package / Case
14-TSSOP (0.173", 4.40mm Width)
Lead Free Status / RoHS Status
Lead free / RoHS Compliant

Available stocks

Company
Part Number
Manufacturer
Quantity
Price
Part Number:
ADD8704ARUZ
Manufacturer:
ADI/亚德诺
Quantity:
20 000
Part Number:
ADD8704ARUZ-REEL
Manufacturer:
ADI/亚德诺
Quantity:
20 000
FEATURES
Single-supply operation: 4.5 V to 16.5 V
Upper/lower buffers swing to V
Continuous output current: 35 mA
V
Offset voltage: 15 mV
Slew rate: 6 V/µs
Unity gain stable with large capacitive loads
Supply current: 700 µA per amplifier
Drop-in replacement for EL5420
APPLICATIONS
TFT LCD monitor panels
TFT LCD notebook panels
Communications equipment
Portable instrumentation
Electronic games
GENERAL DESCRIPTION
The ADD8704 is a single-supply quad operational amplifier that
has been optimized for today’s low cost TFT LCD notebook and
monitor panels. Output channels A and D swing to the rail for
use as end-point gamma references. Output channels B and C
provide high continuous and peak current drive for use as V
or repair amplifiers; they can also be used as midpoint gamma
references. All four amplifiers have excellent transient response
and have high slew rate and capacitive load drive capability. The
ADD8704 is specified over the –40°C to +85°C temperature
range and is available in either a 14-lead TSSOP or a 16-lead
LFCSP package for thin, portable applications.
Table 1. Input/Output Characteristics
Channel
A
B
C
D
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 that may result from its use.
Specifications subject to change without notice. No license is granted by implication
or otherwise under any patent or patent rights of Analog Devices. Trademarks and
registered trademarks are the property of their respective owners.
COM
peak output current: 250 mA
V
V
V
V
V
DD
DD
DD
DD
IH
– 1.7 V
– 1.7 V
V
GND
GND
GND
GND + 1.7 V
IL
DD
/GND
I
15
35
35
15
O
(mA)
I
150
250
250
150
SC
(mA)
COM
One Technology Way, P.O. Box 9106, Norwood, MA 02062-9106, U.S.A.
Tel: 781.329.4700
Fax: 781.326.8703
OUT B
OUT A
–IN A
+IN A
+IN B
–IN B
+IN B
–IN A
+IN A
Figure 1. 14-Lead TSSOP (RU Suffix)
PIN CONFIGURATIONS
V+
V+
Figure 2. 16-Lead CSP (CP Suffix)
Operational Amplifier
© 2003 Analog Devices, Inc. All rights reserved.
1
2
3
4
1
2
3
4
5
6
7
ADD8704
TOP VIEW
ADD8704
+
+
+ –
+ –
14
13
12
11
10
12
11
10
9
9
8
+IN D
–IN D
V–
+IN C
OUT D
–IN D
+IN D
+IN C
–IN C
OUT C
V–
16 V Quad
ADD8704
www.analog.com

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ADD8704ARUZ Summary of contents

Page 1

FEATURES Single-supply operation: 4 16.5 V Upper/lower buffers swing to V /GND DD Continuous output current peak output current: 250 mA COM Offset voltage Slew rate: 6 V/µs Unity gain stable with large ...

Page 2

ADD8704 TABLE OF CONTENTS Electrical Characteristics ................................................................. 3 Absolute Maximum Ratings............................................................ 5 Typical Performance Characteristics ............................................. 6 Application Information................................................................ 12 Theory.......................................................................................... 12 REVISION HISTORY Revision 0: Initial Version Input............................................................................................. 12 Output.......................................................................................... 12 Important Note........................................................................... 12 Outline Dimensions ....................................................................... 14 Ordering ...

Page 3

ELECTRICAL CHARACTERISTICS Table / Parameter INPUT CHARACTERISTICS Offset Voltage Offset Voltage Drift Input Bias Current Input Offset Current Common-Mode Rejection Ratio Amp A Amp B ...

Page 4

ADD8704 ELECTRICAL CHARACTERISTICS Parameter DYNAMIC PERFORMANCE Slew Rate Gain Bandwidth Product –3 dB Bandwidth Phase Margin Channel Separation NOISE PERFORMANCE Voltage Noise Density (A, B, and C) Voltage Noise Density (D) Current Noise Density (CONTINUED) Symbol Condition ...

Page 5

ABSOLUTE MAXIMUM RATINGS 1 Table 3. ADD8704 Stress Ratings Parameter Supply Voltage ( Input Voltage Differential Input Voltage Storage Temperature Range Operating Temperature Range Junction Temperature Range Lead Temperature Range ESD Tolerance (HBM) ESD Tolerance (MM) ESD CAUTION ...

Page 6

ADD8704 TYPICAL PERFORMANCE CHARACTERISTICS 600 V = 16V S 500 400 300 200 100 0 –9 –7 –5 –3 – INPUT OFFSET VOLTAGE (mV) Figure 3. Input Offset Voltage ...

Page 7

V = 16V S CHANNEL A 10k 1k 100 10 SOURCE SINK 1 0.1 0.0001 0.001 0.01 0.1 1 LOAD CURRENT (mA) Figure 9. Channel A Output Voltage vs. Load Current 10k V = 16V S CHANNEL B 1k ...

Page 8

ADD8704 16.00 15.95 15.90 15.85 15.80 15.75 15.70 –60 –40 – TEMPERATURE (°C) Figure 15. Output Source Voltage vs. Temperature 500 V = 16V S 450 I = 5mA SINK D 400 350 300 250 200 150 ...

Page 9

A = 100 100 1k 10k 100k FREQUENCY (Hz) Figure 21. Closed-Loop Gain vs. Frequency 100 ...

Page 10

ADD8704 10kΩ –10 540pF –20 –30 –40 –50 100k 1M FREQUENCY (Hz) Figure 27.Gain vs. Capacitive Load 16V 2kΩ 0 1kΩ –5 150Ω –10 –15 –20 –25 ...

Page 11

V = 16V 2kΩ 100pF L TIME (2µs/DIV) Figure 33. Large Signal Transient Response 16V S MARKER SET @ 10kHz 60 MARKER READING = 25.7nV/ Hz CHANNEL ...

Page 12

ADD8704 APPLICATION INFORMATION THEORY The ADD8704 is designed for use in LCD gamma correction circuits. Depending on the panel architecture, between 4 and 18 different gamma voltages may be needed. These gamma voltages provide the reference voltages for the column ...

Page 13

RESISTOR STRING ...

Page 14

... ORDERING GUIDE Model Temperature Range ADD8704ARU –40°C to +85°C ADD8704ARU-REEL –40°C to +85°C 1 ADD8704ARUZ –40°C to +85°C 1 ADD8704ARUZ-REEL –40°C to +85°C 1 ADD8704ACPZ-R2 –40°C to +85°C 1 ADD8704ACPZ-REEL7 –40°C to +85° Pb-free part. 5.10 5.00 4.90 ...

Page 15

NOTES Rev Page ADD8704 ...

Page 16

ADD8704 NOTES © 2003 Analog Devices, Inc. All rights reserved. Trademarks and registered trademarks are the property of their respective owners. C04417–0–10/03(0) Rev Page ...

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