TS487IQT STMicroelectronics, TS487IQT Datasheet - Page 16

• Manufacturer Part Number: TS487IQT
• Description: IC AMP AUDIO PWR .108W STER 8DFN
• Manufacturer: STMicroelectronics
• Type: Class ABr

Specifications of TS487IQT

• Output Type: Headphones, 2-Channel (Stereo)
• Max Output Power X Channels @ Load: 108mW x 2 @ 16 Ohm
• Voltage - Supply: 2 V ~ 5.5 V
• Features: Depop, Short-Circuit Protection, Standby
• Mounting Type: Surface Mount
• Package / Case: 8-DFN
• Operational Class: Class-AB
• Audio Amplifier Output Configuration: 2-Channel Stereo
• Output Power (typ): 0.108x2@16OhmW
• Audio Amplifier Function: Headphone
• Input Offset Voltage: 1(Typ)@5VmV
• Input Bias Current: 200nA
• Total Harmonic Distortion: 0.3@16Ohm@90mW%
• Single Supply Voltage (typ): 3/5V
• Dual Supply Voltage (typ): Not RequiredV
• Supply Current (max): 2.5@5VmA
• Power Supply Requirement: Single
• Power Dissipation: 1.79W
• Unity Gain Bandwidth Product (typ): 1.1MHz
• Rail/rail I/o Type: No
• Power Supply Rejection Ratio: 58dB
• Single Supply Voltage (min): 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: DFN
• Lead Free Status / RoHS Status: Lead free / RoHS Compliant

TS486-TS487
Fig. 43: Crosstalk vs Frequency
Fig. 45: Crosstalk vs Frequency
Fig. 47: Crosstalk vs Frequency
16/31
80
60
40
20
80
60
40
20
80
60
40
20
0
0
0
20
20
20
ChB to ChA
100
100
100
ChB to ChA
Cb = 4.7 F
Frequency (Hz)
Frequency (Hz)
Frequency (Hz)
Cb = 1 F
ChA to ChB
1000
ChA to ChB
1000
1000
RL=16
Vcc=5V
Pout=85mW
Av=-1
Cb = 1 F
Bw < 125kHz
Tamb=25 C
RL=32
Vcc=5V
Pout=55mW
Av=-1
Cb = 1 F
Bw < 125kHz
Tamb=25 C
RL=16
Vcc=5V
Pout=85mW
Av=-1
ChB to ChA
Bw < 125kHz
Tamb=25 C
10000
10000
10000
20k
20k
20k
Fig. 44: Crosstalk vs Frequency
Fig. 46: Crosstalk vs Frequency
Fig. 48: Crosstalk vs Frequency
80
60
40
20
80
60
40
20
80
60
40
20
0
0
0
20
20
20
ChB to ChA
ChB to ChA
Cb = 4.7 F
100
100
100
ChA to ChB
ChA to ChB
Cb = 1 F
Frequency (Hz)
Frequency (Hz)
Frequency (Hz)
1000
1000
1000
RL=32
Vcc=5V
Pout=55mW
Av=-1
ChB to ChA
Bw < 125kHz
Tamb=25 C
RL=16
Vcc=2V
Pout=7.5mW
Av=-1
Cb = 1 F
Bw < 125kHz
Tamb=25 C
RL=32
Vcc=2V
Pout=6mW
Av=-1
Cb = 1 F
Bw < 125kHz
Tamb=25 C
10000
10000
10000
20k
20k
20k