TS489IST STMicroelectronics, TS489IST Datasheet - Page 11

• Manufacturer Part Number: TS489IST
• Description: IC AMP AUDIO PWR .13W STER 8MSOP
• Manufacturer: STMicroelectronics
• Type: Class ABr

Specifications of TS489IST

• Output Type: Headphones, 2-Channel (Stereo)
• Max Output Power X Channels @ Load: 130mW x 2 @ 16 Ohm
• Voltage - Supply: 2.2 V ~ 5.5 V
• Features: Depop, Short-Circuit Protection, Standby
• Mounting Type: Surface Mount
• Package / Case: 8-MSOP, Micro8™, 8-uMAX, 8-uSOP,
• Operational Class: Class-AB
• Audio Amplifier Output Configuration: 2-Channel Stereo
• Output Power (typ): 130x2@16OhmW
• Audio Amplifier Function: Headphone
• Input Offset Voltage: 20@5VmV
• Single Supply Voltage (typ): 3/5V
• Dual Supply Voltage (typ): Not RequiredV
• Supply Current (max): 2.7@5VmA
• Power Supply Requirement: Single
• Power Dissipation: 580mW
• Unity Gain Bandwidth Product (typ): 1.1MHz
• Rail/rail I/o Type: No
• Power Supply Rejection Ratio: 70dB
• Single Supply Voltage (min): 2.2V
• Single Supply Voltage (max): 5.5V
• Dual Supply Voltage (min): Not RequiredV
• Dual Supply Voltage (max): Not RequiredV
• Operating Temp Range: -40C to 85C
• Operating Temperature Classification: Industrial
• Mounting: Surface Mount
• Pin Count: 8
• Package Type: MSOP
• For Use With: 497-6363 - BOARD DEMO FOR TS489
• Lead Free Status / RoHS Status: Lead free / RoHS Compliant
• Other names: 497-6032-2

TS488-TS489
Figure 14. Signal to noise ratio vs. power
Figure 16. Signal to noise ratio vs. power
Figure 18. Signal to noise ratio vs. power
110
108
106
104
102
100
106
104
102
100
100
98
98
96
94
98
96
94
92
90
88
2
2
2
A-weighted Filter
Av=-1, T
Cb=1
THD+N<0.4%
A-weighted Filter
Av=-2, T
Cb=1
THD+N<0.4%
A-weighted Filter
Av=-4, T
Cb=1
THD+N<0.4%
μ
μ
μ
supply voltage
supply voltage
supply voltage
F
F
F
AMB
AMB
AMB
=25°C
=25°C
=25°C
3
3
3
Power Supply Voltage (V)
Power Supply Voltage (V)
Power Supply Voltage (V)
RL=32
4
RL=32
4
4
RL=32
Ω
Ω
Ω
RL=16
5
5
5
RL=16
RL=16
Ω
Ω
Ω
6
6
6
Figure 15. Signal to noise ratio vs. power
Figure 17. Signal to noise ratio vs. power
Figure 19. Signal to noise ratio vs. power
106
104
102
100
102
100
98
96
94
92
90
88
86
98
96
94
98
96
94
92
90
2
2
2
Unweighted Filter
(20Hz-20kHz)
Av=-4, T
Cb=1
THD+N<0.4%
Unweighted Filter
(20Hz-20kHz)
Av=-1, T
Cb=1
THD+N<0.4%
Unweighted Filter
(20Hz-20kHz)
Av=-2, T
Cb=1
THD+N<0.4%
μ
μ
supply voltage
supply voltage
μ
supply voltage
F
F
F
AMB
AMB
AMB
=25°C
3
=25°C
=25°C
3
3
Power Supply Voltage (V)
Power Supply Voltage (V)
Power Supply Voltage (V)
Electrical characteristics
RL=32
RL=32
RL=32
4
4
4
Ω
Ω
Ω
RL=16
5
RL=16
5
5
RL=16
Ω
Ω
Ω
11/32
6
6
6