am79514 Advanced Micro Devices, am79514 Datasheet - Page 8

• Manufacturer Part Number: am79514
• Description: Subscriber Line Interface Circuit
• Manufacturer: Advanced Micro Devices

ELECTRICAL CHARACTERISTICS (CONTINUED)
8
Supply Currents
V
V
V
Power Supply Rejection Ratio (V
V
V
V
Off-Hook Detector
Current threshold
Ground-Key Detector Thresholds Active State, Battery = –60 V
Ground-key resistance threshold B(RING) to GND
Ground-key current threshold
Ring-Trip Detector Input
Bias current
Offset voltage
Logic Inputs (C4–C1, E1, and CHCLK)
Input High voltage
Input Low voltage
Input High current
Input Low current
Logic Output (DET)
Output Low voltage
Output High voltage
Relay Driver Outputs (RINGOUT, TESTOUT)
On voltage
Off leakage
Clamp voltage
CC
EE
BAT
CC
EE
BAT
On-hook supply current
On-hook supply current
On-hook supply current
Description
Open Circuit state
OHT state
Active state
Open Circuit state
OHT state
Active state
Open Circuit state
OHT state
Active state
40 Hz to 3400 Hz
3.4 kHz to 50 kHz
40 Hz to 3400 Hz
3.4 kHz to 50 kHz
40 Hz to 3400 Hz
3.4 kHz to 50 kHz
I
B(RING) or midpoint to GND
Source resistance = 0 to 200 k
All inputs except E1
Input E1
I
I
50 mA source
50 mA sink
DET
OUT
OUT
RIPPLE
Test Conditions (See Note 1)
= 365/R
= 0.8 mA
= –0.1 mA
= 50 mVrms)
D
Am79514 Data Sheet
B
Q
GND
BAT
–0.4
Min
–20
–50
–75
–75
2.0
2.0
2.4
20
20
20
15
27
20
–5
–2
–2
–0.05
Typ
7.5
1.0
2.2
2.7
0.4
3.0
4.0
4.2
0.5
35
30
30
25
30
30
3
6
9
0
Max
10.0
+20
+50
100
4.5
2.3
3.5
6.0
1.0
5.0
6.0
0.8
0.4
10
12
40
45
Unit
mA
mA
mV
mA
dB
k
%
V
V
V
V
A
A
A
Note
6, 7
6, 7
6, 7
—
—
—
8