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參數(shù)資料
型號(hào): UBA1707
廠商: NXP Semiconductors N.V.
英文描述: Cordless telephone, answering machine line interface(無(wú)繩電話,電話應(yīng)答機(jī)線接口)
中文描述: 無(wú)繩電話,應(yīng)答機(jī)行界面(無(wú)繩電話,電話應(yīng)答機(jī)線接口)
文件頁(yè)數(shù): 25/36頁(yè)
文件大小: 245K
代理商: UBA1707
1999 Feb 17
25
Philips Semiconductors
Product specification
Cordless telephone, answering machine
line interface
UBA1707
Dynamic limiter
t
att
attack time
V
CC
= 3 V; G
v(LSA)
= 28 dB
when V
LSAI
jumps from
20 mV (RMS) to
20 mV (RMS) + 10 dB;
bit DLCI = 0
when V
CC
drops below
2.7 V; bit DLCI = don’t
care
V
CC
= 3 V; G
v(LSA)
= 28 dB;
when V
LSAI
jumps from
20 mV (RMS) + 10 dB to
20 mV (RMS); bit DLCI = 0
V
CC
= 3 V; G
v(LSA)
= 28 dB;
t > t
att
5
ms
1
ms
t
rel
release time
250
ms
THD
total harmonic distortion at
V
LSAI
= 20 mV (RMS) + 10 dB
0.5
5
%
Volume control
G
v(LSA)
voltage gain adjustment range bits (VOL0, VOL1, VOL2)
from (0, 0, 0) to (1, 1, 1)
VOL0 from 0 to 1
21
dB
G
v(LSA)(s)
voltage gain adjustment step
3
dB
Switches (pins SWI1, SWI2 and SWI3; bits SWC1, SWC2 and SWC3)
Z
i(off)
AC impedance between pins
SWIn and GND when not
selected
Z
i(on)
AC impedance between pins
SWIn and GND when selected
bit SWCn = 0
700
k
2 mA < I
SWIn
< 20 mA;
bit SWCn = 1
30
Serial interface (pins DATA, CLK and EN)
V
IH
V
IL
I
bias
C
i
HIGH-level input voltage
LOW-level input voltage
input bias current
input capacitance at pins
DATA, CLK and EN
2.3
GND
0.4
1
2
4
V
CC
+ 0.4
0.3V
CC
5
V
V
μ
A
pF
V
CC
= 3 to 5.5 V
input level = HIGH
SYMBOL
PARAMETER
CONDITIONS
MIN.
TYP.
MAX.
UNIT
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