UBA1707 NXP Semiconductors, UBA1707 Datasheet - Page 21

• Manufacturer Part Number: UBA1707
• Description: Cordless Telephone, Answering Machine Line Interface
• Manufacturer: NXP Semiconductors

Philips Semiconductors
CHARACTERISTICS
I
f = 1 kHz; T
unless otherwise specified.
1999 Feb 17
line
Supply (pins V
V
I
I
Line interface (pins LN, SLPE and REG)
DC
V
V
V
Masks regulation (pins LCC, LVI, CST and RGL; bit CRC)
DC
I
R
Voltage regulation mode
I
Current regulation mode
I
R
Current limitation
I
CC
CC(pd)
LCC(max)
LVIV
knee
prot
V
CC
ref
LN
LN(Rext)
int(LCC)
REGC
Cordless telephone, answering machine
line interface
SYMBOL
LN(T)
= 15 mA; V
CHARACTERISTICS
CHARACTERISTICS
amb
CC
= 25 C; bit AGC at logic 1, all other configuration bits at logic 0; measured in test circuit of Fig.17;
operating supply voltage
current consumption from
pin V
current consumption from
pin V
stabilized voltage between
pins LN and SLPE
DC line voltage between pins
LN and GND
DC line voltage between pins
LN and GND with an external
resistor R
DC line voltage variation with
temperature referenced to
25 C
maximum current sunk by
pin LCC
internal resistance between
pins V
current sourced from pin LVI
start line current for current
regulation mode
DC mask slope in current
regulation mode
current limitation level
CC
= 3.3 V; R
and GND; bit PD)
CC
CC
CC
PARAMETER
in power-down mode
and LCC
VA
SLPE
= 10 ; AGC pin connected to GND; Z
bit PD = 1
I
I
I
I
I
R
T
bit CRC = 0
bit CRC = 1
I
R
line
line
line
line
line
line
amb
VA(SLPE REG)
RGL
= 11 to 140 mA
= 2 mA
= 4 mA
= 15 mA
= 140 mA
> I
= 25 to +75 C
= 7.15 k ; bit CRC = 1
knee
CONDITIONS
21
; R
LVI
= 8 k
= 1 M ;
line
= 600 ; Z
3.0
2.6
2.7
500
MIN.
SET
= 619 ; EHI = HIGH;
2.2
110
2.9
1.2
1.8
3.0
4.35
4.5
8.0
165
200
35
1.4
145
TYP.
Product specification
5.5
3.2
150
3.2
3.3
UBA1707
MAX.
V
mA
V
V
V
V
V
V
mV
k
nA
mA
k
mA
UNIT
A
A