D2-45057_14 Datasheet, PDF (5/31 Pages) Intersil Corporation – Intelligent Digital Amplifier PWM Controller and Audio Processor

D2-45057, D2-45157
Electrical Specifications T_A = +25°C, HVDD[A:D]/VDDHV = 24V, CVDD = PLLVDD = 1.8V ±5%, RVDD = PWMVDD = 3.3V
±10%. All grounds at 0.0V. All voltages referenced to ground. PLL at 294.912MHz, OSC at 24.576MHz, core running at
147.456MHz with typical audio data traffic. (Continued)
PARAMETER
TEST
CONDITIONS
SYMBOL
MIN
TYP MAX UNIT
Analog Supply Pins (PLL)
PLLVDD
1.7
1.8
1.9
V
Active Current
-
10
-
mA
Power-Down Current
(Note 10)
-
5
-
mA
CRYSTAL OSCILLATOR
Crystal Frequency (Fundamental Mode Crystal)
Xo
20
24.576 25 MHz
Duty Cycle
Dt
40
-
60
%
Start-up Time (Start-up Time is Oscillator Enabled
(with Valid Supply) to Stable Oscillation)
t_START
-
5
20
ms
PLL
VCO Frequency
PLL Lock Time from any Input Change
F_VCO
240 294.912 300 MHz
-
3
-
ms
1.8V POWER-ON RESET
Reset Enabled Voltage Level
POR Minimum Output Pulse Width
1.8V BROWNOUT DETECTION
V_EN
t_DIS
0.95
-
1.1
1.3
V
5
-
µs
Detect Level
1.4
1.5
1.7
V
Pulse Width Rejection
Minimum Output Pulse Width
3.3V (PWMVDD) BROWNOUT DETECTION
t_BOD1
-
t_O1
-
100
-
ns
20
-
ns
Detect Level
2.5
2.7
2.9
V
Pulse Width Rejection
Minimum Output Pulse Width
GATE DRIVE INTERNAL +5V BROWN-OUT DETECTION
t_BOD3
-
t_O3
-
100
-
ns
20
-
ns
Gate Drive Supply Undervoltage Threshold
-
4.5
-
V
Gate Drive Supply Undervoltage Threshold Hysteresis
-
200
-
mV
Gate Drive Supply Undervoltage Threshold Glitch
Rejection
-
50
-
ns
PROTECTION DETECT
High Voltage (+VDDHV) Undervoltage Protection
-
7
9
V
Overcurrent Trip Threshold
-
4
-
A
Overcurrent De-glitch
-
2.5
-
ns
Short-Circuit Current Limit (Peak)
-
8
-
A
Overcurrent Response Time
-
20
-
ns
Thermal Shut-Down (Power Stages)
-
140
-
°C
Thermal Shut-Down Hysteresis (Power Stages)
-
30
-
°C
NOTES:
8. All input pins except XTALI.
9. Input leakage applies to all pins except XTALO.
10. Power-down is with device in reset and clocks stopped.
5
FN6785.0
July 29, 2010