DEMOTS4956J STMicroelectronics, DEMOTS4956J Datasheet - Page 12

• 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

Electrical characteristics
Table 10.
1. Dynamic measurements - 20*log(rms(V
12/55
Crosstalk Channel separation
Symbol
t
SNR
STBY
t
Z
WU
G
in
Signal-to-noise ratio
Digital gain range
Digital gain stepsize
Stepsize error
Input impedance, all gain
setting
Wake-up time
Standby time
V
CC
= +2.7 V, GND = 0 V, T
Parameter
out
Mode 4
F = 1 kHz, R
F = 20 Hz to 20 kHz, R
P
Mode 7
F = 1 kHz, R
F = 20 Hz to 20 kHz, R
P
A-weighted, G = +1.5 dB, THD+N < 0.5%,
20 Hz < F < 20 kHz
Mode 1 - speaker output, RL = 8 Ω
Mode 2 - speaker output, RL = 8 Ω
Mode 3 - headphone output, RL = 16 Ω
Mode 4 - headphone output, RL = 16 Ω
Mode 5 - MLO output, RL = 16 Ω
Mode 6 - MLO output, R = 16 Ω
Mode 7 - BTL, speaker output, R
G = +10.5 dB
Differential input
Differential input impedance (MIP to MIN)
MIP input impedance referenced to ground
MIN input impedance referenced to ground
Stereo input
RIN input impedance
LIN input impedance
)/rms(V
out
out
= 15 mW
= 200 mW
amb
ripple
= 25° C (unless otherwise specified) (continued)
)). V
L
L
= 16 Ω, P
= 8 Ω, P
ripple
Conditions
is an added sinus signal to V
L
out
L
out
= 16 Ω,
= 8 Ω,
= 200 mW
= 15 mW
L
= 8 Ω ,
CC
-34.5
Min.
0.1
48
24
36
24
24
at f = 217 Hz.
Typ.
1.5
50
50
80
60
91
90
84
90
85
85
92
60
30
45
30
30
70
1
Max.
+12
0.6
72
36
54
36
36
90
TS4956
Unit
ms
dB
dB
dB
dB
dB
kΩ
µs