STV3550B STMicroelectronics, STV3550B Datasheet - Page 138

• Manufacturer Part Number: STV3550B
• Manufacturer: STMicroelectronics

Specifications of STV3550B

• Operating Temperature (min): 0C
• Operating Temperature (max): 70C
• Operating Temperature Classification: Commercial
• Mounting: Surface Mount
• Lead Free Status / Rohs Status: Compliant

Electrical characteristics
9.8
Table 37.
1. In FAST mode.
2. Actual requirement is 0ns but hold time must be at least 300ns on SDA line to comply with uncertain period of max fall time
3. In FAST mode, but when used with normal mode devices must still meet the 250 ns minimum.
4. Where C
Table 38.
138/145
SCL clock frequency
Hold time of SCL after SDA START or REPSTART condition.
After this time the first clock low pulse is created
LOW period of the SCL clock
HIGH period of the SCL clock
SDA setup time relative to SCL for a repeated START condition
SDA data hold time relative to SCL
SDA data setup time relative to SCL
Rise time of SDA and SCL lines
Fall time of SDA and SCL lines
SDA setup time relative to SCL for a STOP condition
Capacitive load of each bus line (C
Data hold time
Setup time for STOP condition T
Setup time for START (repeated) condition
T
Hold time (repeated) START condition T
Data setup time T
SU.ST
of 300ns on the SCL line.
b
is the total capacitance on one bus line in pF.
I
Key I
I
2
2
I²C timing name
C timing constants
C bus characteristics
SU:DAT
2
C timing requirements
Parameter
SU.STO
b
)
HD:STA
300 ns
4.0 us
4.7 us
4.0 us
250 ns
I²C standard minimum
time
250 ns or 100 ns
1.0 us or 0.6 us
4.7 us or 1.3 us
4.0 us or 0.6 us
4.6 us or 0.6 us
4.0 us or 0.6 us
20+0.1C
20+0.1C
Minimum
300 ns
21
300
300
300
21
Constant value
(cycles)
(2)
b
b
(4)
(3)
(1)
(2)
(1)
(1)
(1)
(3)
100 kHZ or 400 kHz
100 ns or 300 ns
350 ns
5.0 us
5.0 us
5.0 us
300 ns
Typical at 60 MHz
Maximum
300 ns
400 pF
STV3550
(1)
(1)