u4090b-p ATMEL Corporation, u4090b-p Datasheet - Page 14

• Manufacturer Part Number: u4090b-p
• Description: U4090b-p Monolithic Integrated Feature Phone Circuit Emi Improved
• Manufacturer: ATMEL Corporation

4. Absolute Maximum Ratings
Stresses beyond those listed under “Absolute Maximum Ratings” may cause permanent damage to the device. This is a stress rating
only and functional operation of the device at these or any other conditions beyond those indicated in the operational sections of this
specification is not implied. Exposure to absolute maximum rating conditions for extended periods may affect device reliability.
5. Thermal Resistance
6. Electrical Characteristics
f = 1 kHz, 0 dBm = 775 mV
Z
14
Parameters
DC Characteristics
DC voltage drop over circuit
Transmission Amplifier, I
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
Parameters
Line current
DC line voltage
Maximum input current, pin 17
Junction temperature
Ambient temperature
Storage temperature
Total power dissipation, T
Parameters
Junction ambient SSO44
ear
= 68 nF + 100 , Z
U4090B-P
M
= 68 nF, pin 31 open, V
amb
rms
L
= 14 mA, V
, I
= 60°C
M
= 0.3 mA, I
Test Conditions
I
I
I
I
R
R
I
f = 300 to 3400 Hz
Pin 31 open
I
T
R
R
I
V
I
V
CTXA = 1 µF
IMPSEL = open
R
MIC
L
L
L
L
L
L
L
L
amb
L
MIC
GT
GT
GT
GT
GT
= 2 mA
= 14 mA
= 60 mA
= 100 mA
= 14 to 100 mA
> 14 mA
> 19 mA, d < 5%
= 700 mV
= 2 mV, R
14 mA
MP
= 12 k
= 27 k
= 12 k
= 27 k
= 12 k
= –10 to +60 C
= 25 mV
= 2 mA, RDC = 130 k , T
IMPSEL
rms
GT
= GND, V
= 27 k , Unless Otherwise Specified
Symbol
Symbol
I
R
T
T
RING
P
V
T
amb
I
thJA
stg
L
tot
L
j
MUTX
= GND, V
amb
= 25°C, RGSA = 560 k ,
MUTR
V
Symbol
CMRR
= GND, unless otherwise specified.
MICOmax
V
G
G
V
Lmax
R
d
G
G
G
L
T
T
t
i
–55 to +150
T
T
T
–25 to +75
Value
Value
140
125
0.9
12
15
70
Min.
39.8
4.6
8.8
1.8
40
47
60
45
Typ.
–5.2
2.4
5.0
7.5
9.4
45
48
80
50
75
3
Max.
10.0
41.8
±0.5
±0.5
±0.5
110
5.4
4.2
50
49
4741C–CORD–11/05
2
Unit
Unit
K/W
mA
mA
°C
°C
°C
W
V
dBm
dBm
Unit
dB
dB
dB
dB
dB
dB
k
%
V