LP3936SL National Semiconductor, LP3936SL Datasheet - Page 7

• Manufacturer Part Number: LP3936SL
• Manufacturer: National Semiconductor

Specifications of LP3936SL

• Operating Supply Voltage (typ): 3.3/5V
• Number Of Segments: 6
• Operating Temperature (min): -40C
• Operating Temperature (max): 85C
• Operating Temperature Classification: Industrial
• Package Type: LAM CSP
• Pin Count: 32
• Mounting: Surface Mount
• Operating Supply Voltage (min): 3V
• Operating Supply Voltage (max): 6V
• Lead Free Status / Rohs Status: Compliant

LOGIC INPUTS DI, SCL, NRST, RGB_EN, CS, MW_SEL
V
V
I
f
LOGIC OUTPUTS DO, CS
V
V
I
LOGIC INPUTS DI, SCL, NRST, RGB_EN, CS, MW_SEL
V
V
I
f
LOGIC OUTPUTS DO, CS
V
V
I
MW_SEL
I
SCL
L
I
SCL
L
IL
IH
OL
OH
IL
IH
OL
OH
Logic Interface Characteristics (1.8V ≤ V
Logic Interface Characteristics (1.65V ≤ V
Note 11: In I
Control Interface
The LP3936 supports two different interfaces modes:
1) MicroWire/SPI interface
2) I
User can define the interface by MW_SEL pin. The pin
configuration will also change depending on which interface
Symbol
Symbol
1
0
2
C compatible interface
2
MicroWire/SPI
I
C mode operating ratings are limited to 3.0V ≤ V
2
Input Low Level
Input High Level
Logic Input Current
Clock Frequency
Output Low Level
Output High Level
Output Leakage Current V
Input Low Level
Input High Level
Logic Input Current
Clock Frequency
Output Low Level
Output High Level
Output Leakage Current V
C Compatible
Interface
Parameter
Parameter
SCL
DI
DO
CS
SCL
CS = SDA
Pin Configuration
I
MicroWire Mode
I
I
I
MicroWire Mode
I
I
2
DO, CS
DO
2
DO, CS
DO
DO
DO
C Mode
C Mode
= − 3 mA
= − 2mA
= 2.8V
= 2.8V
Conditions
Conditions
= 3 mA
= 2mA
(clock)
(data in)
(data out)
(chip select)
(clock)
(data in/out)
DD1,2
≤ 4.5V and –20˚C ≤ T
7
Use pull up resistor for SCL
Use pull up resistor for SDA
is selected. The following table shows the selections for both
interface modes.
V
DD_IO
V
V
V
DD_IO
DD_IO
DD_IO
DD_IO
DD_IO
A
−1.0
−1.0
Min
Min
≤ +85˚C.
− 0.35
− 0.5
− 0.6
− 0.6
≤ V
≤ 1.8V)
DD1,2
V
V
DD_IO
DD_IO
)
(Note 11)
Comment
(Note 11)
Typ
Typ
0.3
0.3
− 0.3
− 0.3
Max
Max
0.35
400
200
0.5
1.0
0.6
1.0
1.0
0.6
1.0
8
4
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Units
Units
MHz
MHz
kHz
kHz
µA
µA
µA
µA
V
V
V
V
V
V
V
V