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TS487-1 데이터시트 PDF




STMicroelectronics에서 제조한 전자 부품 TS487-1은 전자 산업 및 응용 분야에서
광범위하게 사용되는 반도체 소자입니다.


PDF 형식의 TS487-1 자료 제공

부품번호 TS487-1 기능
기능 100mW STEREO HEADPHONE AMPLIFIER WITH STANDBY MODE
제조업체 STMicroelectronics
로고 STMicroelectronics 로고


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TS487-1 데이터시트, 핀배열, 회로
TS486
TS487
100mW STEREO HEADPHONE AMPLIFIER WITH STANDBY
MODE
s OPERATING FROM Vcc=2V to 5.5V
s STANDBY MODE ACTIVE LOW (TS486) or
HIGH (TS487)
s OUTPUT POWER: 102mW @5V, 38mW
@3.3V into 16with 0.1% THD+N max (1kHz)
s LOW CURRENT CONSUMPTION: 2.5mA max
s High Signal-to-Noise ratio: 103dB(A) at 5V
s High Crosstalk immunity: 83dB (F=1kHz)
s PSRR: 58 dB (F=1kHz), inputs grounded
s ON/OFF click reduction circuitry
s Unity-Gain Stable
s SHORT CIRCUIT LIMITATION
s Available in SO8, MiniSO8 & DFN 3x3mm
DESCRIPTION
The TS486/7 is a dual audio power amplifier capa-
ble of driving, in single-ended mode, either a 16 or
a 32stereo headset.
Capable of descending to low voltages, it delivers
up to 90mW per channel (into 16loads) of con-
tinuous average power with 0.3% THD+N in the
audio bandwitdth from a 5V power supply.
An externally-controlled standby mode reduces
the supply current to 10nA (typ.). The unity gain
stable TS486/7 can be configured by external
gain-setting resistors or used in a fixed gain ver-
sion.
APPLICATIONS
s Headphone Amplifier
s Mobile phone, PDA, computer motherboard
s High end TV, portable audio player
ORDER CODE
Part Temperature Package
Number Range: I D S Q
Gain Marking
TS486
TS487
TS486
TS486-1
TS486-2
TS486-4
TS487
TS487-1
TS487-2
TS487-4
-40, +85°C
external TS486I
external TS487I
• • external K86A
tba tba x1/0dB K86B
tba tba x2/6dB K86C
tba tba x4/12dB K86D
• • external K87A
tba tba x1/0dB K87B
tba tba x2/6dB K87C
tba tba x4/12dB K87D
MiniSO & DFN only available in Tape & Reel with T suffix,
SO is available in Tube (D) and in Tape & Reel (DT)
June 2003
PIN CONNECTIONS (top view)
TS486IDT: SO8, TS486IST, TS486-1IST,
TS486-2IST, TS486-4IST: MiniSO8
OUT (1)
VIN (1)
BYPASS
GND
1
2
3
4
8 VCC
7 OUT (2)
6 VIN (2)
5 SHUTDOWN
TS486-IQT, TS486-1IQT, TS486-2IQT, TS486-4IQT:
DFN8
OUT (1) 1
VIN (1) 2
BYPASS 3
GND 4
8 Vcc
7 OUT (2)
6 VIN (2)
5 SHUTDOWN
TS487IDT: SO8, TS487IST, TS487-1IST,
TS487-2IST, TS487-4IST: MiniSO8
OUT (1)
VIN (1)
BYPASS
GND
1
2
3
4
8 VCC
7 OUT (2)
6 VIN (2)
5 SHUTDOWN
TS487-IQT,
TS487-1IQT, TS487-2IQT, TS487-4IQT: DFN8
OUT (1) 1
VIN (1) 2
BYPASS 3
GND 4
8 Vcc
7 OUT (2)
6 VIN (2)
5 SHUTDOWN
1/31




TS487-1 pdf, 반도체, 판매, 대치품
TS486-TS487
ELECTRICAL CHARACTERISTICS
VCC = +5V, GND = 0V, Tamb = 25°C (unless otherwise specified)
Symbol
Parameter
Min.
ICC
Supply Current
No input signal, no load
ISTANDBY
Standby Current
No input signal, VSTANDBY=GND for TS486, RL=32
No input signal, VSTANDBY=Vcc for TS487, RL=32
VIO Input Offset Voltage (VICM = VCC/2)
IIB Input Bias Current (VICM = VCC/2) 1)
Output Power
THD+N = 0.1% Max, F = 1kHz, RL = 32
PO THD+N = 1% Max, F = 1kHz, RL = 32
THD+N = 0.1% Max, F = 1kHz, RL = 16
THD+N = 1% Max, F = 1kHz, RL = 16
THD + N
Total Harmonic Distortion + Noise (Av=-1)
RL = 32Ω, Pout = 60mW, 20Hz F 20kHz
RL = 16Ω, Pout = 90mW, 20Hz F 20kHz
PSRR
Power Supply Rejection Ratio, inputs grounded 2)
(Av=-1), RL>=16, CB=1µF, F = 1kHz, Vripple = 200mVpp
IO
Max Output Current
THD +N 1%, RL = 16connected between out and VCC/2
Output Swing
VOL : RL = 32
VO VOH : RL = 32
VOL : RL = 16
VOH : RL = 16
SNR
Signal-to-Noise Ratio (A weighted, Av=-1) 2)
(RL = 32Ω, THD +N < 0.4%, 20Hz F 20kHz)
Crosstalk
Channel Separation, RL = 32Ω, Av=-1
F = 1kHz
F = 20Hz to 20kHz
Channel Separation, RL = 16Ω, Av=-1
F = 1kHz
F = 20Hz to 20kHz
CI Input Capacitance
GBP Gain Bandwidth Product (RL = 32Ω)
SR Slew Rate, Unity Gain Inverting (RL = 16Ω)
1. Only for external gain version.
2. Guaranteed by design and evaluation.
60
95
53
106
4.45
4.2
80
Typ.
1.8
10
1
90
64
65
102
108
0.3
0.3
58
115
0.45
4.52
0.6
4.35
103
83
79
80
72
1
1.1
0.4
Max.
2.5
1000
200
0.5
0.7
Unit
mA
nA
mV
nA
mW
%
dB
mA
V
dB
dB
pF
MHz
V/µs
4/31

4페이지










TS487-1 전자부품, 판매, 대치품
TS486-TS487
ELECTRICAL CHARACTERISTICS
VCC = +2V, GND = 0V, Tamb = 25°C (unless otherwise specified)
Symbol
Parameter
Min.
ICC
Supply Current
No input signal, no load
ISTANDBY
Standby Current
No input signal, VSTANDBY=GND for TS486, RL=32
No input signal, VSTANDBY=Vcc for TS487, RL=32
VIO Input Offset Voltage (VICM = VCC/2)
IIB Input Bias Current (VICM = VCC/2) 1)
Output Power
THD+N = 0.1% Max, F = 1kHz, RL = 32
PO THD+N = 1% Max, F = 1kHz, RL = 32
THD+N = 0.3% Max, F = 1kHz, RL = 16
THD+N = 1% Max, F = 1kHz, RL = 16
THD + N
Total Harmonic Distortion + Noise (Av=-1)
RL = 32Ω, Pout = 6.5mW, 20Hz F 20kHz
RL = 16Ω, Pout = 8mW, 20Hz F 20kHz
PSRR
Power Supply Rejection Ratio, inputs grounded 2)
(Av=-1), RL>=16, CB=1µF, F = 1kHz, Vripple = 200mVpp
IO
Max Output Current
THD +N 1%, RL = 16connected between out and VCC/2
Output Swing
VOL : RL = 32
VO VOH : RL = 32
VOL : RL = 16
VOH : RL = 16
SNR
Signal-to-Noise Ratio (A weighted, Av=-1) 2)
(RL = 32Ω, THD +N < 0.4%, 20Hz F 20kHz)
Crosstalk
Channel Separation, RL = 32Ω, Av=-1
F = 1kHz
F = 20Hz to 20kHz
Channel Separation, RL = 16Ω, Av=-1
F = 1kHz
F = 20Hz to 20kHz
CI Input Capacitance
GBP Gain Bandwidth Product (RL = 32Ω)
SR Slew Rate, Unity Gain Inverting (RL = 16Ω)
1. Only for external gain version.
2. Guaranteed by design and evaluation.
7
9.5
52
33
1.67
1.53
80
Typ.
1.7
10
1
90
8
9
12
13
0.3
0.3
57
41
0.24
1.73
0.33
1.63
93
80
76
77
69
1
1.1
0.4
Max.
2.5
1000
200
0.29
0.41
Unit
mA
nA
mV
nA
mW
%
dB
mA
V
dB
dB
pF
MHz
V/µs
7/31

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