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TS4604 Datasheet(PDF) 6 Page - STMicroelectronics

Part # TS4604
Description  Stereo headset driver and analog audio line driver with integrated reference to ground
PDF  31 Pages
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Manufacturer  STMICROELECTRONICS [STMicroelectronics]
Direct Link  http://www.st.com
Logo STMICROELECTRONICS - STMicroelectronics

TS4604 Datasheet(HTML) 6 Page - STMicroelectronics

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Electrical characteristics
TS4604
6/31
Doc ID 17913 Rev 1
3
Electrical characteristics
Table 4.
Common part: VCC = +3.3 V, GND = 0 V, CPhp = CPld = 1 µF, Tamb = 25°C
(unless otherwise specified)
Symbol
Parameters and test conditions
Min.
Typ.
Max.
Unit
VIL
VENHP and VENLD Input voltage low
38
40
43
% Vcc
VIH
VENHP and VENLD Input voltage high
57
60
66
% Vcc
IIH
High level input current (ENHP and ENLD)
-1
1
µA
IIL
Low level input current (ENHP and ENLD)
-1
1
µA
Fosc
Internal negative voltage switching frequency, all temperature
range
400
550
800
kHz
Vup
External undervoltage detection threshold
1.15
1.25
1.35
V
Ihyst
External undervoltage detection hysteresis current
5
µA
Vhyst
Pvcc_HP/LD Internal undervoltage detection hysteresis
200
mV
Vuvl
Pvcc_HP/LD internal undervoltage detection
– power up
– power down
2.8
2.6
V
Av
Overall external gain (R2
≤100 kΩ, R1 = R2/Av)
0
1
20
10
dB
V/V



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