TDA9860 Datasheet, PDF (6/18 Pages) NXP Semiconductors – Universal HiFi audio processor for TV

Philips Semiconductors
Universal HiFi audio processor for TV
Preliminary specification
TDA9860
CHARACTERISTICS
V_P = 8 V; T_amb = +25 °C; treble and bass in linear positions; balance in mid position; spatial function, pseudo-stereo
function and forced-mono function in off position and measurements taken in Fig.1 unless otherwise specified.
SYMBOL
PARAMETER
V_P
supply voltage (pin 6)
I_P
supply current (pin 6)
V_ref
internal reference voltage
V₄
voltage (pin 4)
DC voltage on pins
V_l
DC input voltage (pins 1, 3, 5, 10, 23,
28, 30 and 32)
V_O
DC output voltage (pins 7, 9, 13, 15, 18,
20, 24 and 26)
V_C
DC voltage on capacitors (pins 11, 12,
14, 19, 21, 22, 27 and 29)
CONDITIONS
MIN.
7.2
−
−
−
TYP. MAX. UNIT
8.0
8.8 V
25
−
mA
V_P/2
−
V
V_P − 0.1 −
V
−
V_P/2
−
V
−
V_P/2
−
V
−
V_P/2
−
V
Audio select switch. Line, SCART and headphone outputs (controlled via I²C-bus, Table 3)
V_i
maximum AF input signal on pins 1, 3,
THD ≤ 0.5%
5, 28, 30, 32 (RMS value)
on output pins
2
−
R_i
input resistance (pins 1, 3, 5, 28, 30, 32)
f
frequency response for all AF outputs
−0.5 dB
V_o
maximum AF output signal on pins 7, 9, THD ≤ 0.5%
24, 26 (RMS value)
20
30
20
−
2
−
R_L
allowed external load resistance
on output (pins 9 and 24)
10
−
on output (pins 7 and 26)
5
−
G_v
gain for all signal arms
−
0
α_cr
switch crosstalk on outputs between
unused inputs
−
90
AF inputs at f = 10 kHz
connected to ground
−
V
40
kΩ
20000 Hz
−
V
−
kΩ
−
kΩ
−
dB
−
dB
LOUDSPEAKER CHANNEL (controlled via I²C-bus, Table 3)
Volume control 1 (LEFT and RIGHT simultaneously) ^{f = 1 kHz, 55 steps}
V_i
maximum input signal
(RMS value; pins 10 and 23)
G_v = 0; THD ≤ 0.5% on 2
−
output pins 15 and 18
R_i
input resistance (pins 10 and 23)
G_v
nominal volume control
minimum volume control
7.5 10
−40 −
−38 −
∆G_v
step width
gain set error
G_v = −32 to +15 dB
G_v = −40 to −33 dB
G_v = −32 to +15 dB
G_v = −40 to −33 dB
0.5 1.0
0.25 1.0
−
−
−
−
−
V
−
kΩ
+15 dB
+14 dB
1.5 dB
1.75 dB
1
dB
2
dB
July 1994
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