Philips Semiconductors
Spatial, stereo and pseudo-stereo sound
circuit
Product specification
TDA3810
PARAMETER
CONTROL INPUTS (pins 11 and 12)
Input resistance
Switching current
LED DRIVERS (pins 7 and 8)
Output current for LED
Forward voltage
Truth table
MODE
Mono pseudo-stereo
Spatial stereo
Stereo
CONTROL INPUT STATE
PIN 11
HIGH
HIGH
LOW
PIN 12
LOW
HIGH
X
LOW = 0 to 0,8 V (the less positive voltage)
HIGH = 2 V to 5,5 V (the more positive voltage)
X = don’t care
SYMBOL MIN. TYP. MAX. UNIT
Ri
70 120 −
kΩ
−Ii
− 35 100 µA
−Io
10 12 15
mA
VF
−−6
V
LED
SPATIAL
PIN 7
off
on
off
LED
PSEUDO
PIN 8
on
off
off
January 1985
5