TDA8542AT NXP Semiconductors, TDA8542AT Datasheet - Page 13

• Manufacturer Part Number: TDA8542AT
• Manufacturer: NXP Semiconductors

Specifications of TDA8542AT

• Operational Class: Class-AB
• Audio Amplifier Output Configuration: 2-Channel Stereo
• Output Power (typ): 1.5x2@8OhmW
• Audio Amplifier Function: Headphone/Speaker
• Total Harmonic Distortion: 0.15@8Ohm@0.4W%
• Single Supply Voltage (typ): 6V
• Dual Supply Voltage (typ): Not RequiredV
• Power Supply Requirement: Single
• Power Dissipation: 2.2W
• Rail/rail I/o Type: No
• Single Supply Voltage (min): 2.2V
• Single Supply Voltage (max): 18V
• 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: 20
• Package Type: SO
• Lead Free Status / Rohs Status: Compliant

Philips Semiconductors
1998 Mar 25
handbook, halfpage
handbook, halfpage
2
V
(1) V
(2) V
(3) V
(4) V
(5) V
Fig.17 Channel separation as a function of
THD = 10%.
(1) R
(2) R
(3) R
o
= 1 V, G
(dB)
(W)
100
P o
1.6
1.2
0.8
0.4
cs
20
40
60
80
CC
CC
CC
CC
CC
2
0
L
L
L
1.5 W BTL audio amplifier
10
= 4 .
= 8 .
= 16 .
0
= 5 V, R
= 7.5 V, R
= 9 V, R
= 12 V, R
= 5 V, R
frequency.
v
= 20 dB.
Fig.19 P
L
L
L
L
= 32 , to buffer.
= 8 .
= 32 .
L
10
= 16
= 4 .
4
2
o
as a function of V
(1)
10
8
3
(1)
(2)
(3)
(4)
(5)
(2)
10
12
4
(3)
V CC (V)
CC
f (Hz)
MGD903
MGD901
.
10
16
5
13
handbook, halfpage
handbook, halfpage
R
(1) G
(2) G
(3) G
THD = 10%.
(1) R
(2) R
(3) R
Fig.20 Worst case power dissipation as a function
SVRR
S
(dB)
(W)
= 0 , V
P
20
40
60
80
1
0
L
L
L
v
v
v
3
2
Fig.18 SVRR as a function of frequency.
10
= 4 .
= 8 .
= 16 .
= 24 dB.
= 20 dB.
= 0 dB.
0
of V
r
= 100 mV.
CC
.
10
4
2
10
8
(1)
(2)
(3)
3
(1)
(2)
Product specification
TDA8542AT
10
12
4
(3)
V CC (V)
f (Hz)
MGM217
MGD902
10
16
5