TS4975EIJT STMicroelectronics, TS4975EIJT Datasheet - Page 11

• Manufacturer Part Number: TS4975EIJT
• Description: IC AMP AUDIO .04W AB 12FLIPCHIP
• Manufacturer: STMicroelectronics
• Type: Class ABr

Specifications of TS4975EIJT

• Output Type: Headphones, 2-Channel (Stereo)
• Max Output Power X Channels @ Load: 40mW x 2 @ 16 Ohm
• Voltage - Supply: 2.5 V ~ 5.5 V
• Features: Depop, I²C, Standby, Thermal Protection, Volume Control
• Mounting Type: Surface Mount
• Package / Case: 12-FlipChip
• Lead Free Status / RoHS Status: Lead free / RoHS Compliant
• Other names: 497-5199-2; TS4975EIJT

TS4975
Table 7.
1. Dynamic measurements - 20*log(rms(Vout)/rms(V
Crosstalk Channel Separation
Symbol
ONoise
SNR
Z
t
t
G
wu
ws
in
Signal To Noise
Ratio, A-Weighted
Output Noise
Voltage,
A-Weighted
Digital Gain Range
Digital Gain Step size
Gain Error Tolerance
In1 & In2 Input
Impedance
Wake up time
Standby time
V
CC
Parameter
= +5V, GND = 0V, T
R
F = 1kHZ, P
R
F = 20Hz to 20kHz, P
R
F = 1kHZ, P
R
F = 20Hz to 20kHz, P
A
Single-Ended
A
Phantom Ground
A
A
In1 & In2 to Out1 & Out2
All gain settings
C
V
V
V
V
L
L
L
L
b
=1µF
= 2dB, R
= 2dB, R
= 2dB, Single-ended
= 2dB, Phantom Ground
= 32
= 32
= 32
= 32
amb
= 25°C (unless otherwise specified)
A
A
A
A
V
out
V
V
out
V
L
L
ripple
= 32
= 32
= 2dB with Single-ended
= 2dB with Single-ended
= 2dB with Phantom Ground,
= 2dB with Phantom Ground,
= 50mW
= 50mW
Conditions
)). V
ripple
P
P
out
out
out
out
= 50mW
= 50mW
is an added sinus signal to V
= 62mW
= 62mW
Min.
25.5
-34
Electrical Characteristics
-1
CC
@ F = 217Hz
Typ.
103
75
69
69
95
95
23
23
30
80
4
1
Max.
34.5
+18
144
+1
µVrms
Unit
ms
dB
dB
dB
dB
dB
k
µs
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