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11
F
N
4659.1
3
Jun
e
1,
200
6
RING RELAY DRIVER
VSAT at 30mA
IOL = 30mA
-
0.2
0.5
V
VSAT at 40mA
IOL = 40mA
-
0.52
0.8
V
Off State Leakage Current
VOH = 13.2V
-
0.1
10
A
TEST RELAY DRIVER (TRLY1, TRLY2)
VSAT at 30mA
IOL = 30mA
-
0.3
0.5
V
NA
NA/
NA/
NA/
NA/
VSAT at 40mA
IOL = 40mA
-
0.65
1.3
V
NA
NA/
NA/
NA/
NA/
Off State Leakage Current
VOH = 13.2V
-
10
ANA
NA
NA/
NA/
NA/
NA/
FIGURE 12. GROUND KEY DETECT
DIGITAL INPUTS (C1, C2, C3, C4, C5)
Input Low Voltage, VIL
0-
0.8
V
Input High Voltage, VIH
2.0
-
VCC
V
Input Low Current, IIL
VIL = 0.4V
-
-10
A
Input High Current, IIH
VIH = 2.5V
-
25
50
A
DETECTOR OUTPUTS (SHD, GKD_LVM)
SHD Output Low Voltage, VOL
Forward, Reverse
IOL = 1mA
-
0.5
V
Forward
Only
Forward
Only
SHD Output High Voltage, VOH
Forward, Reverse
IOH = 100A2.7
-
V
Forward
Only
Forward
Only
GKD_LVM Output Low Voltage,
VOL Forward and Tip Open
IOL = 1mA
R1 = 2.5k (Figure 11)
--
0.5
V
GKD
NA
GKD_
LVM
GKD_
LVM
GKD_LVM Output High Voltage,
VOH Forward and Tip Open
IOH = 100A2.7
-
V
GKD
NA
GKD_
LVM
GKD_
LVM
Internal Pull-Up Resistor
-
15
-
k
Electrical Specifications
TA = -40°C to 85°C, VCC = +5V ±5%, VBH = -48V, VBL = -24V, PTG = Open, RP1 = RP2 = 0, ZT = 120k, RLIM = 38.3k, RD = 50k, RDC_RAC = 20k,
ROH = 40k, CH = 0.1F, CDC = 4.7F, CRT/REV = 0.47F, GND = 0V, RL = 600. Unless Otherwise Specified.
() Symbol used to indicate the test
applies to the part. (NA) symbol used to indicate the test does not apply to the part. (Continued)
PARAMETER
TEST CONDITIONS
MIN
TYP
MAX
UNITS
HC55120
HC55121
HC55130/1
HC55140/1
HC55142/3
HC55150/1
TIP
RING
SHD
2.5k
VTX
VRX
HC55120,
HC55121,
HC55130,
HC5
5140,
HC55142,
HC55143,
HC55150