stlc3040 STMicroelectronics, stlc3040 Datasheet - Page 34

• Manufacturer Part Number: stlc3040
• Description: Subscriber Line Interface Codec Filter, Cofislic
• Manufacturer: STMicroelectronics

STLC3040
DC ELECTRICAL CHARACTERISTICS (continued)
Ring Mode (Downstream C/I.7 [RING] = 1 see Table 13)
Power Denial Mode (Downstream C/I.[7,5] [RING, CONV, TIM] = 0, CR1.7 [PD] 0, see Table 13.
Notes:
(1) VOUT1 = -(170mV + CR10[7..3] 15mV)
(2) RFEED1 = (RDC/6.56) (1+CR8 [7..5])
(3) IL1 = (CR6[7..2] 1.1mA)/50
34/49
OHK
GND
SR
OHK
RFEED
V
ILIM/50
I
RFEEL
DV
CV
RNGGNDKTH
Symbol
ODROPRNG
I
RNGGTH
I
RNGBITPER
SBYthv
OFFHKPD
OFFHKPD
RNGPER
RNGPER
PERSPD
RNG
RNG
RNG
Ring mode Dropout
Voltage on pin 26 Ring On
Ring mode Dropout
Voltage on pin 26 Reduced
Power Ring Pause
Ring mode Dropout
Voltage on pin 26 Ring
Pause
Ring mode DC feeding
resistance on pin 26
Ring DC feeding resistance
in limited current on pin 26
Programmable limitation
current on pin 19 in
reduced power ring pause
Ring mode off-hook
persistence check
Ring mode ground-key
persistence check
Current drained for thermal
overload from pin 9 in ring
mode
Limiting current, thermal
overload, half battery bit
persistence in ring mode
Ring trip off-hook current
threshold on pin 19
Ring ground-key bit current
threshold for positive
transition on pin15
Power denial differential
voltage off-hook threshold
Power denial threshold
voltage off-hook common
mode range
Off-hook persistence check
in power denial mode
Parameter
Downstream
C/I.5 (TIM) = 1 &
C/I.6 (CONV) = X
Downstream
C/I.5 (TIM) = 0 &
C/I.6 (CONV) = 0
Downstream
C/I.5 (TIM) = 0 &
C/I.6 (CONV) = 1
Downstream C/I.5 (TIM) = 0 &
C/I.6 (CONV) = 1 It < Ilim/50
It
Downstream
C/I.5 (TIM) = 0 &
C/I.6 (CONV) = 0
SR.3 (TEMP) = 0
Downsteam
C/I.5 (TIM) = 0 &
C/I.6 (CONV) = 0
SR.3 (TEMP) = 1
Downsteam
C/I.5 (TIM) = 0 &
C/I.6 (CONV) = 0
Downstream
C/I.5 (TIM) = 1 &
C/I.6 (CONV) = X OR
Downsteam
C/I.5 (TIM) = 0 &
C/I.6 (CONV) = 1
Downsteam
C/I.5 (TIM) = 0 &
C/I.6 (CONV) = 0
Downsteam
C/I.5 (TIM) = X &
C/I.6 (CONV) = X
CR6.1 (ITHR) = X
Ilim/50
Test Condition
(4) NH = CR3 [7..4] 1ms
(5) NG = CR3 [3..0] 4ms
(6) ILSBY = (CR7 [7..2] 1.1mA)/50
(7) THR = {(1 + CR5[7..4]) 9.6mA/16}/50
-10%
-10%
-10%
-10%
-15%
|140|
Min.
320
-20
-85
-20
5.5
-60
15
ILSBY
ILSBY
Typ.
THR
-70
N
N
N
0
G
H
H
+10%
+10%
+10%
+10%
+15%
Max.
|240|
180
800
+60
-55
8.5
20
20
Unit
mV
mV
mV
ms
ms
ms
ms
k
V
A
A
A
A
A
A
Notes
2
6
4
5
7
6
4