L3030 STMicroelectronics, L3030 Datasheet - Page 20

• Manufacturer Part Number: L3030
• Description: SUBSCRIBER LINE INTERFACE KIT
• Manufacturer: STMicroelectronics

ELECTRICAL CHARACTERISTICS (continued)
RINGING PHASE
SUPPLY CURRENT
L3000S - L3030
NB = Normal Batter y
BB = Boosted Bat tery
Figure 12 : Slic Test Circuit Schematic.
20/29
Symbol
I
I
Toh
IDD
ISS
BAT–
BAT+
Vrr
Trs
Zir
Trt
Ringing Amplif. Input Impedance
Residual of Ringing Signal at TX
Output
Ring Trip Detection Time
Off-hook Status Delay after the
Ringing Stop
Cut off of Ringing
Positive Supply Current CS = 1
Negative Supply Current CS = 1
Negative Battery Supply Current Line
Current = 0mA
Positive Battery Supply Current Line
Current = 0mA
Parameter
Ring Trip not Confirmed
Stand-by
Conversation (NB/BB)
Ringing
Stand-by
Conversation (NB/BB)
Ringing
Pin 41 of L3030
fring = 16Hz
T = 1/fring
Stand-by
Conversation NB
Conversation BB
Ringing
Stand by
Conversation NB
Conversation BB
Ringing
Test Conditions
L3000S
Min.
(1T)
100
Typ.
16.0
26.0
16.5
6.6
19
14
10
10
12
9
9
2
5
8
Max.
20.0
31.0
21.0
13.5
(2T)
(2T)
(3T)
600
125
125
188
2.5
6.5
8.0
12
23
12
17
15
15
10
Unit
mV
mA
mA
mA
mA
mA
mA
mA
mA
mA
mA
mA
mA
k
ms
ms
ms
A
A