TDA8421 Ver la hoja de datos (PDF) - Philips Electronics
Número de pieza
componentes Descripción
Fabricante
TDA8421 Datasheet PDF : 26 Pages
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Philips Semiconductors
Hi-fi stereo audio processor; I2C bus
Product specification
TDA8421
DC CHARACTERISTICS
VCC = 12 V; Tamb = 25 °C; unless otherwise specified
PARAMETER
SYMBOL
Supply voltage (pin 4)
Supply current
at VCC = 12 V
Internal input voltage
IN1 L,R (pins 26,28) IN2 L,R (pins
1,3) DC voltage internally generated;
capacitive coupling recommended
MAD (pin 16)
input voltage HIGH
input voltage LOW
input current HIGH
input current LOW
SDA; SCL (pins 13 and 14)
input voltage HIGH
input voltage LOW
input current HIGH
input current LOW
Output voltage at
CH1 (pins 11 and 18);
CH2 (pins 7 and 22)
pins with external capacitors
pins 6 to 10; 19 to 21; 23 to 25
pin 2
External switch (pin 15)
at IEXSN = 1 mA
Output voltage HIGH
Output voltage LOW
VCC
ICC
VI
VIH
VIL
IIH
IIL
VIH
VIL
IIH
IIL
VO
Vcap.n
Vcap.2
VEXSNH
VEXSNL
MIN.
7,5
−
5,4
3,0
0
−
−
3,0
−0,3
−
−
5,4
−
−
−
−
TYP.
12
42
6,0
−
−
−
1
−
−
−
1
1⁄2 VCC
1⁄2 VCC
VCC−0,1
−
−
MAX.
14
UNIT
V
55
mA
6,6
V
VCC
V
1,5
V
1,0
µA
10
µA
VCC
V
1,5
V
1,0
µA
10
µA
6,6
V
−
V
−
V
16
V
0,3
V
May 1988
11
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