hc5549 Intersil Corporation, hc5549 Datasheet - Page 4

• Manufacturer Part Number: hc5549
• Description: Low Power Slic With Battery Switch
• Manufacturer: Intersil Corporation

Electrical Specifications
DC PARAMETERS
Loop Current Limit Programming Range
Loop Current Accuracy
Loop Current During Low Power Standby
Open Circuit Voltage
(|Tip - Ring|)
Low Power Standby Open Circuit Voltage (Tip - Ring)
Ring Trip Programming Current Accuracy
Ring Trip Comparator Threshold
Switch Hook Programming Range
Switch Hook Programming Accuracy
Dial Pulse Distortion
Ground Key Threshold
Thermal Alarm Output
RELAY DRIVER
On Voltage
LOGIC INPUTS (F0, F1, F2, E0, SWC)
Input Low Voltage
Input High Voltage
Input Low Current
Input High Current
LOGIC OUTPUTS (DET, ALM)
Output Low Voltage
Output High Voltage
SUPPLY CURRENTS (Supply currents not listed are considered negligible and do not contribute significantly to total power dissipation. All
measurements made under open circuit load conditions.)
Low Power Standby
Forward or Reverse (Note 5)
Forward
Power Denial
Forward Lookback
PARAMETER
4
Unless Otherwise Specified, T
current limit = 25mA. All AC Parameters are specified at 600Ω 2-wire terminating impedance over the frequency
band of 300Hz to 3.4kHz. Protection resistors = 0Ω. (Continued)
Max Low Battery = -52V, BSEL = 0
I
Forward polarity only.
BSEL = 0
BSEL = 1
BSEL = 1
IC junction temperature
I
V
V
I
I
I
I
I
I
I
I
I
I
I
I
I
L
L
OL
OH
CC
BH
CC
BL
CC
BL
BH
CC
BL
LL
BL
IL
IH
= 25mA, BSEL = 0
= 45 mA
, BSEL = 1 or 0
, V
, BSEL = 0
, BSEL = 1
, BSEL = 1
, BSEL = 1
= 0.4V
= 5mA
= 2.4V
= 100µA
A
BL
= -40°C to 85°C, V
HC5549
= -24V
TEST CONDITIONS
BL
= -24V, V
BH
= -48V, V
CC
MIN
37.5
2.3
2.0
-20
2.4
2.0
2.5
3.5
0.5
15
17
14
43
= +5V, AGND = BGND = 0V, loop
5
-
-
-
-
-
-
-
-
-
-
-
-
-
-
-
-
-
0.375
TYP
15.5
175
2.6
3.7
4.0
1.0
4.5
0.7
1.0
3.0
0.2
40
45
12
1
-
-
-
-
-
-
-
-
-
-
-
-
-
-
-
0.600
MAX
± 10
42.5
± 10
0.60
10.0
25.0
2.9
0.8
0.4
6.0
6.0
2.5
8.0
2.0
2.5
6.0
0.5
47
45
26
17
15
10
5
-
-
-
-
-
-
UNITS
FN4539.3
mA
mA
mA
mA
mA
mA
mA
mA
mA
mA
mA
mA
mA
mA
mA
µA
µA
°C
%
%
%
%
V
V
V
V
V
V
V
V
V