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TEA0676T Folha de dados(PDF) 6 Page - NXP Semiconductors

Nome de Peças TEA0676T
Descrição Electrónicos  Dual pre-amplifier and equalizer for reverse tape decks
Download  20 Pages
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Fabricante Electrônico  PHILIPS [NXP Semiconductors]
Página de início  http://www.nxp.com
Logo PHILIPS - NXP Semiconductors

TEA0676T Folha de dados(HTML) 6 Page - NXP Semiconductors

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1997 Oct 07
6
Philips Semiconductors
Product specification
Dual pre-amplifier and equalizer for
reverse tape decks
TEA0676T
CHARACTERISTICS
VCC = 10 V; RL =10kΩ; CL = 2.5 nF; Tamb =25 °C; Vo = 0 dB means 387.5 mV at output; all levels are referenced to
387.5 mV with 0 dB as standard; EQ switch in 70
µs position; unless otherwise specified; see notes 1 and 2.
SYMBOL
PARAMETER
CONDITIONS
MIN.
TYP.
MAX.
UNIT
Supply
VCC
supply voltage (pin 5)
7.6
10.0
12.0
V
ICC
supply current
10
13
mA
THD
total harmonic distortion
f = 1 kHz; Vo =0dB
0.08
0.15
%
f = 10 kHz; Vo =6dB
0.15
0.3
%
HR
headroom at output
VCC = 7.6 V; THD = 1%;
f=1kHz
12
−−
dB
PSRR
power supply ripple
rejection
VR(rms) < 0.25 V; f = 1 kHz
50
dB
α
cs
channel separation
selective measurement;
f = 1 kHz; Vo =10dB
57
63
dB
α
m
channel matching
selective measurement;
f = 1 kHz; Vo =0dB
−0.5
+0.5
dB
α
ct
crosstalk between active
and inactive input
selective measurement;
f = 1 kHz; Vo =10dB
70
77
dB
signal plus noise-to-noise
ratio (RMS value)
unweighted;
f = 20 Hz to 20 kHz; Rs =0 Ω;
internal gain 40 dB; linear;
see Fig.13
67
73
dB
Vno(rms)
equivalent input noise
voltage (RMS value)
unweighted;
f = 20 Hz to 20 kHz; Rs =0 Ω
0.8
−µV
Gv
voltage gain of
pre-amplifier
from pin INA1 or INA2 to
pin EQINA and from pin INB1
or INB2 to pin EQINB
29
30
31
dB
Av
open-loop amplification
pin INA1 to pin OUTA and
pin INB1 to pin OUTB
f = 10 kHz
80
86
dB
f = 400 Hz
104
110
dB
REQ
equalization resistor
4.7
5.8
6.9
k
ZI
input impedance
pre-amplifier
60
100
k
ZO
output impedance
EQ-amplifier
80
100
RL
output load resistance
10
−−
k
CL
output load capacitance
0
10
nF
Voffset(DC)
input offset voltage
pins INA1, INA2, INB1 and
INB2 connected to Vref
2
mV
IO(GND)
DC current capability
output to ground
−2
−−
mA
IO(VCC)
DC current capability
output to VCC
300
−−
µA
EMC
DC offset voltage at
pins 1 and 16
f = 900 MHz; Vi = 6 V (RMS);
see Figs 12, 14 and 15
50
mV
SN
+
N
--------------


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