L9953 STMicroelectronics, L9953 Datasheet - Page 16

• Manufacturer Part Number: L9953
• Description: IC DVR DOOR ACTUATOR POWERSO-36
• Manufacturer: STMicroelectronics

Specifications of L9953

• Applications: Door Actuator
• Current - Supply: 7mA
• Voltage - Supply: 7 V ~ 28 V
• Operating Temperature: -40°C ~ 150°C
• Mounting Type: Surface Mount
• Package / Case: PowerSO-36 Exposed Bottom Pad
• Mounting Style: SMD/SMT
• Lead Free Status / RoHS Status: Lead free / RoHS Compliant

Electrical specifications
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Figure 3.
Figure 4.
Register
Register
Register
CSN
CLK
Input
Input
Input
Data
Data
Data
DI
CSN
CSN
CSN
CLK
CLK
CLK
DO
DO
DO
DI
DI
DI
SPI - transfer timing diagram
SPI - input timing
0
0
0
0
0
0
0
0
0
1
1
1
1
1
1
1
1
1
t
CSN high to low: DO enabled
CSN high to low: DO enabled
CSN high to low: DO enabled
DI: data will be accepted on the rising edge of CLK signal
DI: data will be accepted on the rising edge of CLK signal
DI: data will be accepted on the rising edge of CLK signal
set CSN
fault bit
fault bit
fault bit
DO: data will change on the falling edge of CLK signal
DO: data will change on the falling edge of CLK signal
DO: data will change on the falling edge of CLK signal
2
2
2
2
2
2
2
2
2
3
3
3
3
3
3
3
3
3
t
Doc ID 14278 Rev 3
set DI
4
4
4
4
4
4
4
4
4
Valid
5
5
5
5
5
5
5
5
5
transfered to output power switches
transfered to output power switches
transfered to output power switches
t
6
6
6
6
6
6
hold DI
6
6
6
t
CSN low to high: actual data is
CSN low to high: actual data is
CSN low to high: actual data is
CLKH
7
7
7
7
7
7
7
7
7
old data
old data
old data
X
X
X
X
X
X
X
X
X
X
X
X
t
CLKL
18
18
18
18
18
18
19
19
19
19
Valid
19
19
20
20
20
20
20
20
21
21
21
21
21
21
t
se t CLK
22
22
22
22
22
22
23
23
23
23
23
23
L9953 / L9953XP
new data
new data
new data
0
0
0
0.8 VCC
0.2 VCC
0.8 VCC
0.2 VCC
0.8 VCC
0.2 VCC
0
0
0
0
0
0
1
1
1
1
1
1
1
1
1
time
time
time
time
time
time
time
time
time
time
time
time
time
time
time