PRELIMINARY
PCT1789W DATA SHEET
ELECTRICAL CHARACTERISTICS
!!
PCT303DW Loop Characteristics
Given values are: VA = charge pump, VD = +3.3 V ± 5%; TA = 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
Parameter
Symbol
Test Condition
Min
Typ
Max
Unit
DC termination voltage
VDCT
IL = 20mA
7.7
V
DC termination voltage
DC ring current (with Caller ID)
DC ring current (w/o Caller ID)
AC termination impedance
Operating loop current
Ring voltage detect
VDCT
IRDC
IRDC
ZACT
ILP
IL = 120mA
12
V
µA
500
20
µA
600
18
W
20
13
15
100
26
68
1
mA
VRMS
Hz
VRD
FR
Ring frequency
On-hook leakage current
ILK
VBAT = –48V
µA
Ringer equivalence num. (with Caller ID)
Ringer equivalence num. (w/o Caller ID)
REN
REN
1.2
0.2
PCT303DW DC Characteristics
VD = 5V
Given values are: VA = +5 V ±5%; VD = +5 V ± 5%; TA = 0 °C to 70 °C for K-grade, –40 °C to +85 °C for B-grade.
Table 21 PCT303DW DC Characteristics, VD = +5V
Parameter
Symbol
Test Condition
Min
Typ
Max
Unit
High-level input voltage
VIH
3.5
V
Low-level input voltage
VIL
VOH
VOL
IL
0.8
V
V
High-level output voltage
Low-level output voltage
Input leakage current
IO = –2mA
IO = +2mA
2.4
0.4
±10
6
V
µA
mA
mA
mA
Power supply current, analog
Power supply current, digital
Total supply current, sleep mode
IA
VA pin
VD pin
1
ID
13
17
1.5
PRELIMINARY
PC-TEL, Inc.
52
1789W0DOCDAT06A-0299
ETC [ ETC ]
