TEA1066T Philips Semiconductors (Acquired by NXP), TEA1066T Datasheet - Page 10

• Manufacturer Part Number: TEA1066T
• Description: Versatile Telephone Transmission Circuit With Dialer Interface
• Manufacturer: Philips Semiconductors (Acquired by NXP)

Philips Semiconductors
1996 Apr 04
Microphone inputs MICL+ and MICL
CMRR
G
Dual-tone multi-frequency input DTMF (pin 15)
G
Gain adjustment connections GAS1 and GAS2 (pins 2 and 3)
Transmitting amplifier output LN (pin 1)
V
V
Receiving amplifier input IR (pin 13)
Receiving amplifier outputs QR+ and QR (pins 5 and 4)
G
SYMBOL
Z
Z
Z
Z
G
G
G
G
G
G
G
LN(rms)
no(rms)
Versatile telephone transmission circuit
with dialler interface
v
v
v
i
i
i
o
vf
vT
vf
vT
v
vf
vT
input impedance
common mode rejection ratio
voltage gain
gain variation with frequency at
f = 300 Hz and 3400 Hz
gain variation with temperature at
T
input impedance
voltage gain from DTMF to LN
gain variation with frequency at
f = 300 Hz and 3400 Hz
gain variation with temperature at
T
gain variation with R7, transmitting
amplifier
output voltage (RMS value)
noise output voltage (RMS value)
input impedance
output impedance
voltage gain from IR to QR+ or QR
gain variation with frequency at
f = 300 Hz and 3400 Hz
gain variation with temperature at
T
amb
amb
amb
MICL+ (pin 9); MICL (pin 7)
MICH+ (pin 10); MICH (pin 8)
MICL+/MICL to LN
MICH+/MICH to LN
= 25 C and +75 C
= 25 C and +75 C
= 25 C and +75 C
PARAMETER
MICH+ and MICH
I
with respect to 800 Hz
I
800 Hz
I
with respect to 800 Hz
I
to 25 C
I
I
I
microphone inputs open;
psophometrically weighted
(P53 curve)
single-ended
I
with respect to 800 Hz
I
25 C
line
line
line
line
line
line
line
line
line
single-ended; R
differential; R
= 15 mA; R7 = 68
= 50 mA; with respect to
= 15 mA; R7= 68 k
= 50 mA; with respect
= 15 mA; THD = 2%
= 15 mA; THD = 10%
= 15 mA; R7 = 68 k ;
= 15 mA; R4 = 100 k
= 50 mA; with respect to
10
CONDITIONS
L
= 600
L
= 300
3.3
16.5
51
37
16.8
24.5
1.9
17
24
30
MIN.
0.5
0.5
8
0.5
4.1
20.4
82
52
38
20.7
25.5
2.3
2.6
21
4
25
31
TYP.
0.2
0.2
0.2
0.2
70
0.2
0.2
Product specification
TEA1066T
4.9
24.5
53
39
+0.5
24.6
26.5
+0.5
+8
25
26
32
+0.5
MAX.
k
k
dB
dB
dB
dB
dB
k
dB
dB
dB
dB
V
V
dBmp
k
dB
dB
dB
dB
UNIT