STDS75 STMicroelectronics, STDS75 Datasheet - Page 31

• Manufacturer Part Number: STDS75
• Description: Digital Temperature Sensor And Thermal Watchdog
• Manufacturer: STMicroelectronics

Figure 16. Bus timing requirements sequence
Table 14.
1. Valid for ambient operating temperature: T
2. Transmitter must internally provide a hold time to bridge the undefined region (300ns max) of the falling
t
HD:DAT
t
t
t
t
SU:STO
HD:STA
SU:DAT
SU:STA
t
Sym
t
edge of SCL.
f
t
HIGH
LOW
BUF
SCL
t
t
F
R
SDA
SCL
(2)
SCL clock frequency
Time the bus must be free before a new transmission can start
SDA and SCL fall time
Data hold time
START condition hold time (after this period the first clock pulse is
generated)
Clock high period
Clock low period
SDA and SCL rise time
Data setup time
START condition setup time (only relevant for a repeated start
condition)
STOP condition setup time
tBUF
AC characteristics
P
S
tHD:STA
tR
Parameter
tLOW
A
tHIGH
= –55 to 125°C; V
tF
(1)
tHD:DAT
tSU:DAT
DD
= 2.7V to 5.5V (except where noted).
SR
tSU:STA
tHD:STA
Min
600
600
100
600
600
1.3
1.3
0
0
P
Max Unit
AI00589
400
300
300
tSU:STO
31/37
kHz
µs
ns
µs
ns
ns
µs
ns
ns
ns
ns