參數(shù)資料
型號: PCT789T-A
英文描述: PCI HSP56 World MicroModem/PCT303DW/PCT1789W
中文描述: 世界MicroModem/PCT303DW/PCT1789W的PCI HSP56
文件頁數(shù): 52/70頁
文件大?。?/td> 872K
代理商: PCT789T-A
PC-TEL, Inc.
52
1789W0DOCDAT06A-0299
PCT1789W DATA SHEET
E
LECTRICAL
C
HARACTERISTICS
!
PRELIMINARY
PRELIMINARY
PCT303DW Loop Characteristics
Given values are: V
A
= charge pump, V
D
= +3.3 V ± 5%; T
A
= 0 °C to 70 °C for K-grade, –40 °C to +85 °C for B-grade;
refer to Figure 20 on page 60.
Table 20 PCT303DW Loop Characteristics
PCT303DW DC Characteristics
V
D
= 5V
Given values are: V
A
= +5 V ±5%; V
D
= +5 V ± 5%; T
A
= 0 °C to 70 °C for K-grade, –40 °C to +85 °C for B-grade.
Table 21 PCT303DW DC Characteristics, V
D
= +5V
Parameter
DC termination voltage
Symbol
V
DCT
V
DCT
I
RDC
I
RDC
Z
ACT
I
LP
V
RD
F
R
I
LK
REN
REN
Test Condition
I
L
= 20mA
I
L
= 120mA
Min
Typ
Max
7.7
Unit
V
DC termination voltage
12
V
DC ring current (with Caller ID)
500
μA
DC ring current (w/o Caller ID)
20
μA
AC termination impedance
600
Operating loop current
20
100
mA
Ring voltage detect
13
18
26
V
RMS
Hz
Ring frequency
15
68
On-hook leakage current
V
BAT
= –48V
1
μA
Ringer equivalence num. (with Caller ID)
Ringer equivalence num. (w/o Caller ID)
1.2
0.2
Parameter
High-level input voltage
Symbol
V
IH
V
IL
V
OH
V
OL
I
L
I
A
I
D
Test Condition
Min
3.5
Typ
Max
Unit
V
Low-level input voltage
0.8
V
High-level output voltage
I
O
= –2mA
I
O
= +2mA
2.4
V
Low-level output voltage
0.4
V
Input leakage current
±10
μA
Power supply current, analog
V
A
pin
V
D
pin
1
6
mA
Power supply current, digital
13
17
mA
Total supply current, sleep mode
1.5
mA
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