U4089B-PFN ATMEL [ATMEL Corporation], U4089B-PFN Datasheet - Page 9

• Manufacturer Part Number: U4089B-PFN
• Description: Monolithic Integrated Feature Phone Circuit
• Manufacturer: ATMEL [ATMEL Corporation]

Absolute Maximum Ratings
Thermal Resistance
4518A–CORD–05/02
Parameters
Line current
DC line voltage
Junction temperature
Ambient temperature
Storage temperature
Total power dissipation, T
ESD (Human Body Model), ESD S 5.1
Standard
ESD (Machine Model), JEDEC A115A
Parameters
Junction ambient
amb
= 60 C, SSO44
Figure 10. Threshold of Speaker Amplifier
Figure 11. Comparator Thresholds Depend on DC Mask and Line Impedance
6
4
3
7
5
10.0
Symbol
Symbol
R
V
V
T
T
P
V
T
amb
ESD
ESD
thJA
I
stg
L
tot
L
j
SA
SA
off
on
12.0
= ILOFF at line impedance = 600 Ohm
= ILON at line impedance = 600 Ohm
= ILON at line impedance = 900 Ohm
= ILOFF at line impedance = 900 Ohm
14.0
I
L
( mA )
- 55 to + 150
IL
- 25 to + 75
off
Value
Value
16.0
140
125
150
0.9
1.5
12
70
RDC =
IL
RDC = 130 k
on
18.0
RDC = 68 k
IL
20.0
U4089B-P
Unit
Unit
K/W
mA
kV
W
V
V
C
C
C
9