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PDF ( 数据手册 , 数据表 ) TS921

零件编号 TS921
描述 RAIL TO RAIL HIGH OUTPUT CURRENT QUAD OPERATIONAL AMPLIFIER
制造商 ST Microelectronics
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TS921 数据手册, 描述, 功能
® TS921
RAIL TO RAIL HIGH OUTPUT CURRENT
SINGLE OPERATIONAL AMPLIFIER
. RAIL TO RAIL INPUT AND OUTPUT
. LOW NOISE : 9nV/(Hz)
. LOW DISTORTION
. HIGH OUTPUT CURRENT : 80mA
(able to drive 32loads)
. HIGH SPEED : 4MHz, 1.3V/µs
. OPERATING FROM 2.7V to 12V
. ESD INTERNAL PROTECTION : 1.5KV
. LATCH-UP IMMUNITY
. MACROMODEL INCLUDED IN THIS
SPECIFICATION
N
DIP8
(Plastic Package)
D
SO8
(Plastic Micropackage)
P
TSSO P8
(Thin Shrink Small Outline Package)
DESCRIPTION
The TS921 is a RAIL TO RAIL single BiCMOS
operational amplifier optimized and fully specified
for 3V and 5V operation.
High output current allows low load impedances to
be driven.
The TS921 exhibits a very low noise, low distortion,
low offset and high ouput current capability making
this device an excellent choice for high quality, low
voltage or battery operated audio systems.
The device is stable for capacitive loads up to
500pF.
APPLICATIONS
. headphoneamplifier
. piezoelectric speaker driver
. sound cards, multimedia systems
. line driver, actuator driver
. servo amplifier
. mobile phone and portable communication
sets
. instrumentation with low noise as a key factor
March 1999
ORDER CODES
Part Number
TS921I
Temperature Range
-40, +125oC
Package
NDP
•••
PIN CONNECTIONS (top view)
N.C. 1
Inverting Input 2
Non-inve rting Input 3
VCC 4
-
+
8 N.C.
7 VCC+
6 Output
5 N.C.
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TS921 pdf, 数据表
TS921
THD + NOISE vs FREQUENCY
0,02
0,015
0,01
RL=2k Vo=10Vpp
Vcc=±6V Av=1
0,005
0
0,01
0,1 1
Frequency (kHz)
10
100
THD + NOISE vs FREQUENCY
0,04
0,032 RL=32ohms Vo=4Vpp
Vcc= ±2.5V Av=1
0,024
0,016
0,008
0
0,01
0,1 1
Fre quency (kHz)
10
100
THD + NOISE vs FREQUENCY
0,7
0,6
0,5 RL=32ohms Vo=2Vpp
Vcc=±1.5V Av=10
0,4
0,3
0,2
0,1
0
0,01
0,1 1
Frequency (kHz)
10
100
THD + NOISE vs OUTPUT VOLTAGE
10,000
1,000
0,100
0,010
Rl=60 0ohms
f= 1 kHz
Vcc= 0/3V
Av=- 1
0,001
0 0,2 0,4 0,6 0,8 1 1,2
Vout (V rms)
THD + NOISE vs OUTPUT VOLTAGE
10
RL=32ohms F=1kHz
Vcc=±1.5V Av= -1
1
0,1
0,01
0
0,2 0 ,4 0 ,6 0 ,8
Vou t (Vrms)
1
THD + NOISE vs OUTPUT VOLTAGE
10
1 RL=2kohms f=1kHz
Vcc=±1.5V Av= -1
0,1
0,01
0,001
0,0001
0 0,2 0,4 0,6 0,8 1 1,2
Vout (Vrms)
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