TS4997IQT STMicroelectronics, TS4997IQT Datasheet - Page 15

• Manufacturer Part Number: TS4997IQT
• Description: IC AMP AUDIO 1W STER AB 16QFN
• Manufacturer: STMicroelectronics
• Type: Class ABr

Specifications of TS4997IQT

• Output Type: 2-Channel (Stereo)
• Max Output Power X Channels @ Load: 1W x 2 @ 8 Ohm
• Voltage - Supply: 2.7 V ~ 5.5 V
• Features: 3D, Depop, Differential Inputs, Standby, Thermal Protection
• Mounting Type: Surface Mount
• Package / Case: 16-QFN
• Lead Free Status / RoHS Status: Lead free / RoHS Compliant
• Other names: 497-5995-2

TS4997
Figure 38. Crosstalk vs. frequency
Figure 40. SNR vs. power supply voltage
Figure 42. SNR vs. power supply voltage
110
108
106
104
102
100
110
108
106
104
102
100
-100
-110
-120
98
96
94
92
90
88
86
84
82
80
98
96
94
92
90
88
86
84
82
80
-10
-20
-30
-40
-50
-60
-70
-80
-90
2.5
2.5
0
3D HIGH
RL = 8
G = +6dB
Cin = 1
3D Effect OFF
Tamb = 25
3D OFF
3D HIGH
3D LOW
3D OFF
3.0
3.0
3D LOW
Ω
μ
F, Cb = 1
100
°
C
3.5
3.5
3D MEDIUM
Supply Voltage (V)
Supply Voltage (V)
μ
3D MIDDLE
F
Frequency (Hz)
Vcc=5V
Vcc=3.3V
Vcc=2.7V
4.0
4.0
1000
4.5
4.5
A - Weighted filter
F = 1kHz
G = +6dB ,RL = 16
THD + N < 0.5%
Tamb = 25
A - Weighted filter
F = 1kHz
G = +6dB, RL = 4
THD + N < 0.5%
Tamb = 25
5.0
5.0
°
°
C
C
10000
Ω
Ω
5.5
5.5
Figure 39. Crosstalk vs. frequency
Figure 41. SNR vs. power supply voltage
Figure 43. SNR vs. power supply voltage
110
108
106
104
102
100
110
108
106
104
102
100
-100
-110
-120
98
96
94
92
90
88
86
84
82
80
98
96
94
92
90
88
86
84
82
80
78
76
-10
-20
-30
-40
-50
-60
-70
-80
-90
2.5
2.5
0
3D HIGH
RL = 16
G = +6dB
Cin = 1
3D Effect OFF
Tamb = 25
3D OFF
3D HIGH
3D LOW
3D OFF
3.0
3.0
3D LOW
μ
Ω
F, Cb = 1
100
°
C
3.5
3.5
Supply Voltage (V)
Supply Voltage (V)
μ
3D MIDDLE
F
Frequency (Hz)
Unweighted filter (20Hz to 20kHz)
F = 1kHz
G = +6dB, RL = 4
THD + N < 0.5%
Tamb = 25
Vcc=5V
Vcc=3.3V
Vcc=2.7V
3D MEDIUM
Electrical characteristics
4.0
4.0
1000
°
C
4.5
4.5
A - weighted filter
F = 1kHz
G = +6dB ,RL = 8
THD + N < 0.5%
Tamb = 25
Ω
5.0
5.0
°
C
10000
Ω
15/34
5.5
5.5