Preliminary AAT7201 10+1-Channel Buffer Features Channe

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Preliminary AAT7201 10+1-Channel Buffer Features Channe

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AAT7201
Preliminary AAT7201
10+1-Channel Buffer
Features
Channels with Output Current: +30mA
(MAX)
General Description
AAT7201 consists 10+1 channel buffers target toward needs thin film transistor liquid crystal display (TFT LCD). This device consist Vcom buffer circuits, four rail rail buffer amplifiers circuits buffer amplifiers circuits. Each buffer capable driving heavy capacitive loads offers fast load current (Vcom 100mA, others 30mA).
Vcom with +100mA(MAX)
Output
Current:
Unity Gain Buffer Capable Driving Large Capacitive Loads Input range Matched Reference Requirements Specified -20oC oC.6.5V TQFP-48 Pins
Configuration
VIEW
Advanced Analog Technology, Inc.
January 2004
AAT7201
Description
Name N.C. N.C. N.C. N.C. N.C. N.C. N.C. N.C. N.C. Description Buffer Channel Output Buffer Channel Output Buffer Channel Output Buffer Channel Output
Ground Power
Buffer Channel Output Buffer Channel Output Buffer Channel Output Power
Buffer Channel Ground Buffer Channel Ground Power Buffer Channel Buffer Channel Buffer Channel Buffer Channel Buffer Channel
Output Output
Input Input Input Input Input
Power
continued
Advanced Analog Technology, Inc.
January 2004
AAT7201
Name N.C. N.C. Icom N.C. N.C. N.C. Ocom Description Ground
Buffer Channel Input Buffer Channel Input Buffer Channel Input Buffer Channel Input Buffer Channel Input Buffer Input
Power Ground Power Ground Buffer Output Buffer Channel Output
Advanced Analog Technology, Inc.
January 2004
AAT7201
Absolute Maximum Ratings
CHARACTERISTICS Supply voltage Input Voltage Maximum Junction Temperature Operating Temperature Storage Temperature Lead Temperature(Soldering,10 second) SYMBOL
Tope Tstg
VALUE -0.5
+125
UNIT
Note1: Value beyond absolute maximum ratings cause permanent damage device.
Advanced Analog Technology, Inc.
January 2004
AAT7201
Electrical Characteristics (VDD=10V, TA=25oC unless otherwise specified.)
Power Supply Performance Parameter
Power Supply Ratio[2] Supply Current Rejection PSRR
Test Conditions
moved from 6.5V 15.5V
Units
Input Characteristics Parameter
Input Offset Voltage Input Bias Current
Test Conditions
Vin=VDD/2 Vout =VDD/2 Vin=VDD/2 Vout =VDD/2
Units
Output Characteristics Parameter
Output Swing
Test Conditions
IL=5mA(Buffer 1,2,9,10) Vin=0v IL=10mA (Buffer 3,4,.,7,8) Vin=1v IL=-5mA (Buffer 1,2,9,10) Vin=10v IL=-10mA (Buffer 3,4,.,7,8) Vin=9v IL=10mA Vin=5v IL=-10mA IL=-50mA (Com Buffer) Vin=5v Vin=5v
0.08 1.02
0.15 1.05
Units
9.85 8.95
9.92 8.98 5.02 5.04 5.05
Output Swing High
Output Swing (buffer 3,4,.,7,8) Output Swing (COM) Short Circuit Current
4.96 4.95
4.98 5.03 4.97 +180
IL=50mA Vin=5v (Buffer 1~10
Advanced Analog Technology, Inc.
January 2004
AAT7201
Characteristics Parameter
Slew Rate[2] Settling Time
Test Conditions
Vin=2V Vin=4.5v 5.5v 0.1% Vin=5.5v 4.5v 0.1%
Units
Note2: Slew rage measured rising falling edges. Function Block Diagram
Advanced Analog Technology, Inc.
January 2004
AAT7201
Application Circuit
Icomp
Ocomp
10µF
Outc
Out1
Out2
Out3
Out9
In10
Out10
Advanced Analog Technology, Inc.
January 2004
AAT7201
Package Dimension (Dimensions shown millimeters)
Advanced Analog Technology, Inc.
January 2004
AAT7201
SYMBOL DIMENSIONS MILLIMETERS MIN. NOM. MAX. -1.20 0.05 -0.15 0.95 1.00 1.05 0.17 0.22 0.27 0.09 -0.20 -9.00 -7.00 -9.00 -7.00 -0.50 -0.45 0.60 0.75 -1.00 -0.08
Advanced Analog Technology, Inc.
January 2004

Preliminary AAT7201 10+1-Channel Buffer Features Channe

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