am79m574 ETC-unknow, am79m574 Datasheet - Page 14
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am79m574
Manufacturer Part Number
am79m574
Description
Metering Subscriber Line Interface Circuit
Manufacturer
ETC-unknow
Datasheet
1.AM79M574.pdf
(20 pages)
Available stocks
Company
Part Number
Manufacturer
Quantity
Price
Company:
Part Number:
am79m574-JC
Manufacturer:
AMD
Quantity:
13 888
Company:
Part Number:
am79m574JC
Manufacturer:
AMD
Quantity:
9 500
DC FEED CHARACTERISTICS (continued)
14
V
R
BAT
DC
= 40 kΩ
= 47.3 V
R
L
a
b
Feed resistance programmed by R
I
L
b. Loop Current vs. Load Resistance (Typical)
Figure 1. DC Feed Characteristics
c. Feed Programming
Am79M574 Data Sheet
A
B
SLIC
DC1
RDC
RSN
and R
DC2
R
R
DC1
DC2
C
DC
16857C-004