DEMOTS4956J STMicroelectronics, DEMOTS4956J Datasheet - Page 13
DEMOTS4956J
Manufacturer Part Number
DEMOTS4956J
Description
BOARD DEMO TS4956EIJT/EIKJT
Manufacturer
STMicroelectronics
Specifications of DEMOTS4956J
Amplifier Type
Class AB
Output Type
1-Channel (Mono) with Mono and Stereo Headphones
Max Output Power X Channels @ Load
1W x 1 @ 8 Ohm; 43mW x 2 @ 32 Ohm
Voltage - Supply
2.7 V ~ 5.5 V
Operating Temperature
-40°C ~ 85°C
Board Type
Fully Populated
Utilized Ic / Part
TS4956
Description/function
Audio Amplifiers
Operating Supply Voltage
2.7 V to 5.5 V
Product
Audio Modules
Lead Free Status / RoHS Status
Lead free / RoHS Compliant
For Use With/related Products
TS4956
Other names
497-6381
DEMOTS4956J
DEMOTS4956J
Available stocks
Company
Part Number
Manufacturer
Quantity
Price
TS4956
Table 11.
Symbol
THD+N
PSRR
I
V
STBY
P
I
CC
OO
out
Supply current
Standby current
Output offset voltage
Headphone output power
(phantom ground mode)
BTL, speaker output
power
MLO output power
Total harmonic distortion +
noise
Power supply rejection
ratio
V
CC
(2)
= +3.3 V, GND = 0 V, T
Parameter
Mode 1, 2, no input signal, no load
Mode 3, no input signal, no load
Mode 4, no input signal, no load
Modes 5, 6, no input signal, no load
Mode 7, no input signal, no load
No input signal
No input signal
Modes 1, 2
speaker output, RL = 8 Ω
Mode 3
headphone outputs, RL = 16 Ω
Mode 4
headphone outputs, RL = 16 Ω
Mode 7
BTL, speaker output, R
Modes 3, 4
THD+N = 1% max, F = 1 kHz, RL = 16 Ω
THD+N = 1% max, F = 1 kHz, RL = 32 Ω
Modes 1, 2, 7
THD+N = 1% max, F = 1 kHz, RL = 8 Ω
Modes 5, 6
THD+N = 1% max, F = 1 kHz, RL = 16 Ω
THD+N = 1% max, F = 1 kHz, RL = 32 Ω
G = +1.5 dB, 20 Hz < F < 20 kHz
Modes 1, 2, 7, RL = 8 Ω , Pout = 300 mW
Modes 3, 4, RL = 16 Ω , Pout = 15 mW
Modes 5, 6, RL = 16 Ω , Pout = 50 mW
F = 217Hz, G = +1.5 dB,
Vripple = 200 mVpp, inputs grounded,
Cb = 1 µF
Mode 1, speaker output, RL = 8 Ω
Mode 2, speaker output, RL = 8 Ω
Mode 3, headphone outputs, RL = 16 Ω
Mode 4, headphone outputs, RL = 16 Ω
Mode 5, MLO output, RL = 16 Ω
Mode 6, MLO output, RL = 16 Ω
Mode 7, BTL, speaker outputs, RL = 8 Ω
amb
= 25° C (unless otherwise specified)
Conditions
L
= 8 Ω
Electrical characteristics
Min.
430
32
30
58
32
38
36
Typ.
450
3.6
4.8
4.6
1.8
0.5
0.5
0.5
0.5
65
38
63
57
63
77
64
58
74
6
5
5
5
5
(1)
(1)
Max.
4.7
6.2
2.4
7.8
dB
50
50
20
20
6
2
Unit
mW
mA
mV
µA
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