isppac-powr1208p1 Lattice Semiconductor Corp., isppac-powr1208p1 Datasheet - Page 6

• Manufacturer Part Number: isppac-powr1208p1
• Description: In-system Programmable Power Supply Sequencing Controller And Precision Monitor
• Manufacturer: Lattice Semiconductor Corp.

Lattice Semiconductor
High Voltage FET Drivers
Power-On-Reset
V
V
V
I
I
I
R
1. Maximum voltage of V
2. The high voltage driver outputs are set in software, HVOUT voltage range is between 8V and 12V. V
V
V
t
V
1. POR tests run with 10kΩ resistor pulled up to V
2. 1MHz clock must be present.
3. Hysteresis = 50mV.
SOURCE
SOURCE
STEP
DPOR
PP
PP
PP
SINK
LPOR
HPOR
RESET
Symbol
Range
Accuracy
Step
Symbol
3
3
Range
Accuracy
V
put is guaranteed to be driven low
V
output is guaranteed driven high, and device
initializes
POR delay
V
a reset cycle from the “ON’ state.
DD
DD
DD
supply threshold below which will trigger
supply threshold above which POR out-
supply threshold above which POR
Programmable gate driver voltage
(eight steps)
Absolute accuracy of V
voltage
Gate driver voltage step
Programmable I
(32 steps)
Absolute accuracy of I
current
Relative current value, from any
I
Gate driver sink/discharge resistor
when setting FET driver to a LOW
state
SOURCE
PP
2
is not to exceed 7.5V over V
setting to the next
Parameter
Parameter
SOURCE
SOURCE
PP
current
DD.
output
DD.
(Note 1)
25°C
(Note 2)
FET Driver in OFF state
V
V
3.3V in <10µs
C
VDD ramping down
V
DD
DD
REF
DD
3-6
Conditions
ramping up
ramping up to
ramping up
Conditions
= 0.1µF
1
1
ispPAC-POWR1208P1 Data Sheet
1
Min.
Min.
1.8
-10
0.5
—
—
—
—
—
—
—
8
DD
values determine the maximum V
Typ.
Typ.
0.5
10
15
—
—
—
—
—
—
3
8
Max.
Max.
1.15
2.1
2.1
12
10
50
—
—
—
—
—
Units
Units
ms
µA
k Ω
%
%
%
V
V
V
V
V
PP.