LP3936SL National Semiconductor, LP3936SL Datasheet - Page 9

• 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

MicroWire/SPI Interface
MicroWire Timing Parameters
V
I
I
In I
need a pull-up resistor according to I
V
I
The data on SDA line must be stable during the HIGH period of the clock signal (SCL). In other words, state of the data line can
only be changed when CLK is LOW.
2
2
2
DD1,2
DD_IO
C SIGNALS
C DATA VALIDITY
C Compatible Interface
2
C mode the LP3936 pin SCL is used for the I
= 3.0V – 6V, V
or GND.
DD_IO
Note: Data guaranteed by design.
Symbol
= 1.8V – V
10
12
11
1
2
3
4
5
6
7
8
9
2
C specification. Unused pin DO can be left unconnected and pin DI must be connected to
Cycle Time
Enable Lead Time
Enable Lag Time
Clock Low Time
Clock High Time
Data Setup Time
Data Hold Time
Data Access Time
Disable Time
Output Data Valid
Output Data Hold Time
CS Inactive Time
DD1,2
(Continued)
Parameter
2
MicroWire Timing Diagram
C clock and the pin CS is used for the I
9
Min
120
60
60
60
60
10
15
10
0
Limit
Max
35
30
55
2
C data signal SDA. Both these signals
20081411
Units
ns
ns
ns
ns
ns
ns
ns
ns
ns
ns
ns
ns
20081410
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