tle8242 Infineon Technologies Corporation, tle8242 Datasheet - Page 36

• Manufacturer Part Number: tle8242
• Description: 8 Channel Fixed Frequency Constant Current Control With Current Profile Detection
• Manufacturer: Infineon Technologies Corporation

5.9.1
Electrical Characteristics:
V5D = 4.75V to 5.25V, Vbat = 5.5V to 42V,
current flowing into pin (unless otherwise specified). Maximum capacitive load on the SO pin = 200 pF.
Pos.
5.9.1
5.9.2
5.9.3
5.9.4
5.9.5
5.9.6
5.9.7
5.9.8
5.9.9
5.9.10
5.9.11
5.9.12
5.9.13
5.9.14
5.9.15
5.9.16
5.9.17
5.9.18
Data Sheet
Parameter
Lead Time
Lag Time
Dead time
1/F
SCK to CSB set up time
SCK high time
SCK low time
CSB to SCK hold time
SI setup time
SI hold time
SO enable
SO valid time
SO disable time
Number of clock pulses while CS_B
low
SO rise time
SO fall time
Input pin capacitance. CS_B, SI,
and SCK
SO pin capacitance
SCK
SPI Signal Description
Period of SCK
T
j
Symbol
t
t
t
t
t
t
t
t
t
t
t
t
t
T
T
C
C
1
2
3
4
5
6
7
8
9
10
11
12
13
= -40 °C to +150 °C, all voltages with respect to ground, positive
SO_RISE
SO_FALL
in
so
36
Functional Description and Electrical Characteristics
Min.
140
50
450
100
10
40
40
10
20
20
–
–
–
32
–
–
–
–
Limit Values
Typ.
–
–
–
–
–
–
–
–
–
–
–
–
–
–
–
–
–
–
Max.
–
–
–
–
–
–
–
–
–
–
110
80
110
32
50
50
20
25
ns
ns
Unit
ns
ns
ns
ns
ns
ns
ns
ns
ns
ns
ns
cycles
ns
ns
pF
pF
Rev. 1.0, 2009-02-25
Conditions
CS_B falling (0.8V)
to SCK rising (0.8V)
SCK falling (0.8V)
to CS_B rising
(0.8V)
CS_B rise (2.0V) to
CS_B fall (2.0V)
SCK rise to rise
SCK falling (0.8V)
to CS_B fall (2.0V)
SCK high time (rise
2.0V to fall 2.0V)
SCK low time (fall
0.8V to rise 0.8V)
CS_B rise (2.0V) to
SCK rise (0.8V)
SI setup time to
SCK rise (0.8V)
SI hold time after
SCK rise (2.0V)
CS_B fall (2.0V) to
SO Bit0 valid
SO data valid after
SCK rise (2.0V)
SO tristate after
CS_B rise (2.0V)
(20% to 80%)
(80% to 20%)
Tristate
TLE8242