U209B
| Model | U209B |
| Description | Monolithic Integrated Feature Phone Circuit |
| PDF file | Total 34 pages (File size: 675K) |
| Chip Manufacturer | ATMEL |
U4090B
Parameters
MUTR Input
MUTR input current
Test Conditions / Pin
VMUTR = GND
I
L
> 14 mA
VMUTR = V
MP
Mute low; I
L
>
14 mA
Mute high;
I
L
> 14 mA
PD active, I
L
>
14 mA V
PD
= V
MP
PD = active
PD = inactive
I
L
= 14 mA,
PD = active
I
L
= 100 mA,
PD = active
Symbol
Min
Typ
– 20
I
MUTE
+10
V
MUTE
V
MUTE
VMP-0.3
V
Max
Unit
Figure
– 30
0.3
m
A
V
V
32
32
32
MUTR input voltage
PD Input
PD input current
Input voltage
Ipd
V
pd
V
pd
V
L
V
L
2
9
0.3
1.5
1.9
uA
V
32
32
Voltage drop at V
L
V
32
Input characteristics of IMPSEL
I
L
14 mA
Input current
V
IMPSEL
= V
MP
V
IMPSEL
= GND
w
I
IMPSEL
I
IMPSEL
V
IMPSEL
V
IMPSEL
I
MUTX
I
MUTX
V
MUTX
V
MUTX
ILON
ILOFF
ILONPD
0.8
VMP-0.3
V
VMP-0.3
V
18
– 18
m
A
m
A
V
0.3
V
32
32
32
Input voltage
MUTX input
Input current
Input voltage
Line detection
Line current for LIDET
active
Line current for LIDET
inactive
Current threshold during
power down
Input high
Input low
V
MUTX
= V
MP
V
MUTX
= GND
Input high
Input low
20
– 20
30
– 30
m
A
m
A
V
V
32
32
32
0.3
PD = inactive
PD = inactive
V
B
= 5 V, PD = ac-
tive
12.6
11.0
1.6
2.4
mA
mA
mA
26
26
26
TELEFUNKEN Semiconductors
Rev. C1, 28-Oct-96
19 (34)
Preliminary Information
