cs4412 Cirrus Logic, Inc., cs4412 Datasheet - Page 7

• Manufacturer Part Number: cs4412
• Description: 30 W Quad Half-bridge Digital Amplifier Power Stage Logic
• Manufacturer: Cirrus Logic, Inc.

DS749A1
DC ELECTRICAL CHARACTERISTICS
GND = PGND = 0 V; All voltages with respect to ground; PWM switch rate = 384 kHz; Unless otherwise specified.
Notes:
DIGITAL INTERFACE SPECIFICATIONS
GND = PGND = 0 V; All voltages with respect to ground; Unless otherwise specified.
Normal Operation
Power Supply Current
Power Dissipation
50 % Duty Cycle VP Idle Current
Power-Down Mode
Power Supply Current
Power Supply Current
VD_REG Characteristics
Nominal Voltage
DC current source
VA_REG Characteristics
Nominal Voltage
DC current source
High-Level Input Voltage
Low-Level Input Voltage
High-Level Output Voltage
Input Leakage Current
Input Capacitance
5. Normal operation is defined as RSTx/y = HI.
6. All outputs idle.
7. Power-Down Mode is defined as RSTx/y = LOW with all input lines held static.
8. Power supply current increases with increasing PWM switching rates.
Parameters
Parameters
(Note
6)
I
o
=2 mA
(Notes 5, 8)
VD = 3 .3 V
VD = 3.3 V
VD = 3.3 V
VP = 18 V
VP = 18 V
Symbol
(Note
V
V
V
I
OH
in
IH
IL
7)
Min
2.25
2.25
0.7*VD_REG
-
-
-
-
-
-
-
0.90*VD
Min
-
-
-
Typ
100
4.3
2.5
2.5
20
66
20
-
-
0.20*VD_REG
Max
±10
VD
8
-
Max
2.75
2.75
3
1
-
-
-
-
-
CS4412
Units
µA
Units
pF
V
V
V
mW
mA
mA
mA
mA
mA
µA
V
V
7