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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： | 3/36頁 |
| 文件大小： | 245K |
| 代理商： | UBA1707 |
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1999 Feb 17
3
Philips Semiconductors
Product specification
Cordless telephone, answering machine
line interface
UBA1707
QUICK REFERENCE DATA
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.
2.2
110
3.0
1.4
MAX.
UNIT
V
CC
I
CC
operating voltage range
current consumption from pin V
CC
3.0
11
3
2.7
5.5
3.2
150
140
11
3.3
V
mA
μ
A
mA
mA
V
k
normal operation; bit PD = 0
power-down mode; bit PD = 1
normal operation
with reduced performance
I
line
line current operating range
V
LN
R
REGC
DC line voltage
DC mask slope in current regulation
mode
I
line
> 35 mA (typical);
R
LVI
= 1 M
; R
RGL
= 7.15 k
;
bit CRC = 1
G
v(trx)
voltage gain
transmit amplifier from TXI to LN
receive amplifier from RXI to RXO V
RXI
= 2 mV (RMS)
gain control range for transmit and
receive amplifiers with respect to
I
line
= 15 mA
voltage gain from AXI to AXO
voltage gain from LSAI1 or LSAI2 to
LSAO for maximum volume
voltage gain adjustment range for
loudspeaker channel
voltage gain adjustment step for
loudspeaker channel
V
TXI
= 50 mV (RMS)
10.6
36.9
11.6
37.9
6.5
12.6
38.9
dB
dB
dB
G
v(trx)
I
line
= 90 mA
G
v(AX)
G
v(LSA)
V
AXI
= 2 mV (RMS)
V
LSAI
= 8 mV (RMS);
bits LSA1 = 1 and LSA2 = 1
bits (VOL0, VOL1, VOL2)
from (0, 0, 0) to (1, 1, 1)
VOL0 from 0 to 1
30.8
26.5
31.8
28
32.8
29.5
dB
dB
G
v(LSA)
21
dB
G
v(LSA)s
3
dB
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