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參數(shù)資料
| 型號： | 935263971112 |
| 廠商： | NXP SEMICONDUCTORS |
| 元件分類： | 通信及網(wǎng)絡 |
| 英文描述： | SPECIALTY TELECOM CIRCUIT, PDSO28 |
| 封裝： | PLASTIC, SOT-136, SO-28 |
| 文件頁數(shù)： | 18/38頁 |
| 文件大?。?/td> | 287K |
| 代理商： | 935263971112 |
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1999 Feb 17
25
Philips Semiconductors
Product specication
Cordless telephone, answering machine
line interface
UBA1707
Dynamic limiter
tatt
attack time
VCC = 3 V; Gv(LSA) =28dB
when VLSAI jumps from
20 mV (RMS) to
20 mV (RMS) + 10 dB;
bit DLCI = 0
5ms
when VCC drops below
2.7 V; bit DLCI = don’t
care
1
ms
trel
release time
VCC = 3 V; Gv(LSA) = 28 dB;
when VLSAI jumps from
20 mV (RMS) + 10 dB to
20 mV (RMS); bit DLCI = 0
250
ms
THD
total harmonic distortion at
VLSAI = 20 mV (RMS) + 10 dB
VCC =3V; Gv(LSA) = 28 dB;
t>tatt
0.5
5
%
Volume control
Gv(LSA)
voltage gain adjustment range bits (VOL0, VOL1, VOL2)
from (0, 0, 0) to (1, 1, 1)
21
dB
G
v(LSA)(s)
voltage gain adjustment step
VOL0 from 0 to 1
3
dB
Switches (pins SWI1, SWI2 and SWI3; bits SWC1, SWC2 and SWC3)
Zi(off)
AC impedance between pins
SWIn and GND when not
selected
bit SWCn = 0
700
k
Z
i(on)
AC impedance between pins
SWIn and GND when selected
2mA<ISWIn < 20 mA;
bit SWCn = 1
30
Serial interface (pins DATA, CLK and EN)
VIH
HIGH-level input voltage
2.3
VCC + 0.4 V
VIL
LOW-level input voltage
VCC = 3 to 5.5 V
GND
0.4
0.3VCC
V
Ibias
input bias current
input level = HIGH
1
2
5
A
Ci
input capacitance at pins
DATA, CLK and EN
4
pF
SYMBOL
PARAMETER
CONDITIONS
MIN.
TYP.
MAX.
UNIT
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