HC55121IM Intersil, HC55121IM Datasheet - Page 10

• Manufacturer Part Number: HC55121IM
• Manufacturer: Intersil

Specifications of HC55121IM

• Number Of Channels: 1
• On-hook Transmission: Yes
• Polarity Reversal: Yes
• On-chip Ring Relay Driver: Yes
• Longitudinal Balanced: 53
• Operating Supply Voltage (typ): 5V
• Operating Temp Range: -40C to 85C
• Package Type: PLCC
• Loop Current Limit: 30mA
• Operating Temperature Classification: Industrial
• Pin Count: 28
• Mounting: Surface Mount
• Operating Current: 2.7mA
• Operating Supply Voltage (max): 5.25V
• Operating Supply Voltage (min): 4.75V
• Lead Free Status / RoHS Status: Not Compliant

Electrical Specifications
BATTERY FEED CHARACTERISTICS
Constant Loop Current Tolerance
I
Forward and Reverse
Tip Open State TIPX Leakage
Current
Tip Open State RINGX Current
Tip Open State RINGX Voltage
Tip Voltage (Ground Start)
Tip Voltage (Ground Start)
Open Circuit State Loop Current
LOOP CURRENT DETECTOR
Programmable Threshold
Forward and Reverse
GROUND KEY DETECTOR
Ground Key Detector Threshold
Tip/Ring Current Difference
LINE VOLTAGE MEASUREMENT
Pulse Width (GKD_LVM)
RING TRIP DETECTOR (DT, DR)
Ring Trip Comparator Current
Input Common-Mode Range
L
= 26.5mA, R
PARAMETER
LIM
= 38.3kΩ
T
R
applies to the part. (NA) symbol used to indicate the test does not apply to the part. (Continued)
A
OH
18mA ≤ IL ≤ 45mA,
(Note 27, Figure 10)
S = Closed (Figure 11)
R
R
5mA < I
Active State, (S Open) R
(Figure 11)
Active State, (S Closed) Tip Lead to
-48V Through 7kΩ, Ring Lead to
Ground Through 150Ω (Figure 11)
(Active) R
I
I
R
Tip Open
Active (Note 29, R1 = 2.5kΩ, Figure 12)
Pulse Width = (20)(C
Source Res = 2MΩ
Source Res = 2MΩ
LTh
LTh
= -40°C to 85°C, V
1
1
D
= 40kΩ, C
= 0Ω, V
= 2.5kΩ, V
= 58.8kΩ
= (500/ R
= 8.5mA
R1
L
TEST CONDITIONS
BH
< 26mA (Figure 11)
= 0Ω
H
BH
D
= -48V, R
= 0.1µF, C
) ≥ 5mA,
= -48V (Figure 11)
CC
REV...
= +5V ±5%, V
LIM
1
DC
= 150Ω
/I
= 38.3kΩ
LIM
= 4.7µF, C
)
BH
RT/REV
0.9I
= -48V, V
0.92I
22.6
15.5
12.5
0.32
-5.3
-5.3
MIN
-20
5
-
-
-
-
LTh
L
= 0.47µF, GND = 0V, RL = 600Ω. Unless Otherwise Specified.
BL
26.8
17.1
42.8
0.36
TYP
-4.8
-4.8
I
LTh
20
I
0
8
2
-
-
= -24V, PTG = Open, R
L
1.1I
1.08I
±200
MAX
-200
18.2
27.5
-4.3
-4.3
0.4
31
20
11
-
-
LTh
L
UNITS
ms/V
mA
mA
mA
mA
mA
mA
µA
µA
µA
V
V
V
V
P1
= R
P2
HC55120
Forward
Forward
Only
Only
= 0Ω, Z
NA
NA
NA
•
•
•
•
•
•
•
T
= 120kΩ, R
HC55121
NA
NA
NA
•
•
•
•
•
•
•
•
•
HC55130/1 HC55140/1 HC55142/3 HC55150/1
LIM
Forward
Forward
Only
Only
NA
NA
NA
NA
= 38.3kΩ, R
(•)
•
•
•
•
•
•
Symbol used to indicate the test
D
•
•
•
•
•
•
•
•
•
•
•
•
= 50kΩ, RDC_RAC = 20kΩ,
•
•
•
•
•
•
•
•
•
•
•
•
NA
NA
NA
•
•
•
•
•
•
•
•
•