U4089B-PFN ATMEL [ATMEL Corporation], U4089B-PFN Datasheet - Page 10

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U4089B-PFN

Manufacturer Part Number
U4089B-PFN
Description
Monolithic Integrated Feature Phone Circuit
Manufacturer
ATMEL [ATMEL Corporation]
Datasheet
Electrical Characteristics
f = 1 kHz, 0 dBm = 775 mV
Z
10
ear
Parameters
DC Characteristics (see Figure 19)
DC voltage drop over circuit
Transmission Amplifier, I
Adjustment range of transmit
gain
Transmitting amplification
Frequency response
Gain change with current
Gain deviation
CMRR of microphone
amplifier
Input resistance of MIC
amplifier
Distortion at line
Maximum output voltage
Noise at line psopho-
metrically weighted
Anti-clipping
Gain at low operating
current
Distortion at low operating
current
Line-loss compensation
Mute suppression
a)
= 68 nF + 100 , Z
attack time
release time
MIC muted
(microphone
preamplifier)
U4089B-P
M
= 68 nF, Pin 30 open (AGA), V
rms
L
, I
= 14 mA, V
M
RGT = 12 k
Test Conditions
I
I
I
I
RGT = 27 k
I
f = 300 to 3400 Hz
Pin 30 open (AGA),
I
T
RGT = 12 k
RGT = 27 k
I
V
I
V
CTXA = 1 µF
I
G
CTXA = 1 µF
each 3 dB overdrive
I
I
RDC = 68 k
V
I
I
I
I
RDC = 68 k
V
I
RAGA = 20 k
I
Mutx = open
= 0.3 mA, I
L
L
L
L
L
L
L
L
L
L
MP
M
L
M
MP
L
L
amb
L
mic
mic
mic
T
= 2 mA
= 14 mA
= 60 mA
= 100 mA
= 14 to 100 mA
> 14 mA
> 19 mA, d < 5%
> 14 mA
= 10 mA
= 10 mA
= 100 mA,
= 300 µA
= 300 µA
= 700 mV
= 48 dB
= 1 mA
= 1 mA
14 mA
14 mA,
= 25 mV
= 1 mV
= 10 mV
= -10 to +60 C
MIC
MP
= 2 mV, RGT = 27 k, Unless Otherwise Specified
rms
= 2 mA, RDC = 130 k , T
MUTX
= GND, see Figure 22 (AC tests), unless otherwise specified.
Pin
amb
= 25 C, RGSA = 560 k,
Symbol
CMRR
V
G
G
G
G
V
Lmax
R
n
d
d
G
G
G
G
TM
o
L
T
T
t
T
t
i
TI
T
T
T
Min.
39.8
-6.4
4.6
8.8
1.8
40
47
60
45
40
60
Typ.
-5.8
2.4
5.0
7.5
9.4
-80
0.5
45
48
80
50
75
80
3
9
Max.
10.0
41.8
42.5
110
-5.2
5.4
4.2
-72
50
49
0.5
0.5
0.5
2
5
4518A–CORD–05/02
dBmp
dBm
Unit
k
ms
ms
dB
dB
dB
dB
dB
dB
dB
dB
dB
%
%
V
V
V
V

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