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參數資料
| 型號： | UBA1707 |
| 廠商： | NXP Semiconductors N.V. |
| 英文描述： | Cordless telephone, answering machine line interface(無繩電話，電話應答機線接口) |
| 中文描述： | 無繩電話，應答機行界面（無繩電話，電話應答機線接口） |
| 文件頁數： | 21/36頁 |
| 文件大小： | 245K |
| 代理商： | UBA1707 |
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1999 Feb 17
21
Philips Semiconductors
Product specification
Cordless telephone, answering machine
line interface
UBA1707
CHARACTERISTICS
I
line
= 15 mA; V
CC
= 3.3 V; R
SLPE
= 10
; AGC pin connected to GND; Z
line
= 600
; Z
SET
= 619
; EHI = HIGH;
f = 1 kHz; T
amb
= 25
°
C; bit AGC at logic 1, all other configuration bits at logic 0; measured in test circuit of Fig.17;
unless otherwise specified.
SYMBOL
PARAMETER
CONDITIONS
MIN.
TYP.
MAX.
UNIT
Supply (pins V
CC
and GND; bit PD)
V
CC
I
CC
operating supply voltage
current consumption from
pin V
CC
current consumption from
pin V
CC
in power-down mode
3.0
2.2
5.5
3.2
V
mA
I
CC(pd)
bit PD = 1
110
150
μ
A
Line interface (pins LN, SLPE and REG)
DC
CHARACTERISTICS
V
ref
stabilized voltage between
pins LN and SLPE
DC line voltage between pins
LN and GND
I
line
= 11 to 140 mA
2.6
2.9
3.2
V
V
LN
I
line
= 2 mA
I
line
= 4 mA
I
line
= 15 mA
I
line
= 140 mA
R
VA(SLPE
REG)
= 8 k
2.7
1.2
1.8
3.0
4.35
4.5
3.3
V
V
V
V
V
V
LN(Rext)
DC line voltage between pins
LN and GND with an external
resistor R
VA
DC line voltage variation with
temperature referenced to
25
°
C
V
LN(T)
T
amb
=
25 to +75
°
C
8.0
mV
Masks regulation (pins LCC, LVI, CST and RGL; bit CRC)
DC
CHARACTERISTICS
I
LCC(max)
maximum current sunk by
pin LCC
internal resistance between
pins V
CC
and LCC
500
μ
A
R
int(LCC)
165
k
Voltage regulation mode
I
LVIV
Current regulation mode
current sourced from pin LVI
bit CRC = 0
200
nA
I
knee
start line current for current
regulation mode
DC mask slope in current
regulation mode
bit CRC = 1
35
mA
R
REGC
I
line
> I
knee
; R
LVI
= 1 M
;
R
RGL
= 7.15 k
; bit CRC = 1
1.4
k
Current limitation
I
prot
current limitation level
145
mA
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