REV. A
–10–
AD53522
Pin Number
Mnemonic
Description
13
16
19
GND_ROT
DR_GND2
VLDCPL2
Analog Ground.
Analog Ground.
Internal Supply Decoupling for the Driver Output Stage of Channel 2. This pin needs to be connected to
V
EE
through a 39 nF (minimum) capacitor.
Input/Output for the Driver, Window Comparator, Reflection Clamp, and Active Load of Channel 2
Internal Supply Decoupling for the Driver Output Stage of Channel 2. This pin needs to be connected to
V
CC
through a 39 nF (minimum) capacitor.
Analog Input Voltage that Sets the Reflection Clamp Low Level of Channel 2
Analog Input Voltage that Sets the Reflection Clamp High Level of Channel 2
Current Return Path for the Active Load for Channel 2. Typically connected to a power ground.
Channel 2, Output Voltage Sensing Diode.
Channel 2, Output Voltage Sensing Diode.
Analog Output Voltage that Represents a Buffered VCOM1 Input
THERMSTART Temperature Sensor Startup Pin. Normally not connected.
IOLC2
Analog Input Voltage that Programs the Channel 2 Active Load Source Current.
IOHC2
Analog Input Voltage that Programs the Channel 2 Active Load Sink Current.
HQGND
Clean Analog Ground for the Active Load for Channel 2.
INHL2
One of Two Complementary Inputs that Control the Inhibit Mode for the Active Load Bridge of Channel 2.
INHLB2
One of Two Complementary Inputs that Control the Inhibit Mode for the Active Load Bridge of Channel 2.
V
EE
Negative Supply Terminal.
20
21
OUT2
VHDCPL2
22
23
24
25
26
29
30
31
32
33
34
35
36, 54, 55,
71, 72, 90
37, 52, 53,
73, 74, 89
39
VCL2
VCH2
IOXRTN2
PROT_HI2
PROT_LO2
VCOM_S2
V
CC
Positive Supply Terminal.
RLD2
One of Two Complementary Inputs that Control, in Conjunction with IOD2 and IODB2, the Operating
Mode of the Channel 2 Driver. Refer to Table I for specific conditions.
One of Two Complementary Inputs that Control, in Conjunction with RLD2 and RLDB2, the Operating
Mode of the Channel 2 Driver. Refer to Table I for specific conditions.
One of Two Complementary Inputs that Control, in Conjunction with RLD2 and RLDB2, the Operating
Mode of the Channel 2 Driver. Refer to Table I for specific conditions.
One of Two Complementary Inputs that Determine the High and Low State of the Channel 2 Driver.
Driver output is high for DATA2 > DATAB2. Refer to Table I for specific conditions.
One of Two Complementary Inputs that Determine the High and Low State of the Channel 2 Driver.
Driver output is high for DATA2 > DATAB2. Refer to Table I for specific conditions.
Analog Input Voltage that Establishes the Commutation Voltage for the Active Load Diode Bridge for Channel 2.
Analog Input Voltage that Sets the Logic 1 Level of the Driver Output Limit for Channel 2. Determines
the driver output for DATA2 > DATAB2.
Analog Input Voltage that Set the Termination Voltage Level of the Channel 2 Driver when in VTERM Mode.
Analog Input Voltage that Set the Logic 0 Level of the Driver Output Limit for Channel 2. Determines
the driver output for DATAB2 > DATA2.
Analog Input Voltage that Sets the Logic 1 Compare Reference for the Window Comparator of Channel 2.
Analog Input Voltage that Sets the Logic 0 Compare Reference for the Window Comparator of Channel 2.
One of Two Complementary Outputs for the Logic 1 Window Comparator of Channel 1.
One of Two Complementary Outputs for the Logic 1 Window Comparator of Channel 1.
Input Supply Voltage for QH2, QHB2, QL2, and QLB2 Signals and Reference Voltage for DATA2, DATAB2,
IOD2, IODB2, RLD2, and RLDB2.
One of Two Complementary Outputs for the Logic 0 Window Comparator of Channel 2.
40
IOD2
41
IODB2
42
DATA2
43
DATAB2
46
47
VCOM2
VH2
48
49
VTERM2
VL2
50
51
56
57
58
HCOMP2
LCOMP2
QH2
QHB2
VCCO2
59
QLB2