SDA2546-5 Datasheet, PDF (10/12 Pages) Siemens Semiconductor Group – Nonvolatile Memory 4-Kbit E2PROM with I2C Bus Interface

Timing Conditions
Parameter
Minimum time the bus must be free
before a new transmission can start
Start condition hold time
Clock low period
Clock high period
Start condition set-up time,
only valid for repeated start code
Data set-up time
Rise time of both the SDA- and SCL-line
Fall time of both the SDA- and SCL-line
Stop condition set-up time
SDA 2546-5
Symbol
Limit Values
min.
max.
t_BUF
4.7
t_{HD; STA} 4.0
t_LOW
4.7
t_HIGH
4.0
t_{SU; STA} 4.7
t_{SU; DAT} 250
t_R
1
t_F
300
t_{SU; SPO} 4.7
Unit
µs
µs
µs
µs
µs
ns
µs
ns
µs
Note that a transmitter must internally provide at least a hold time to bridge the undefined region (max. 300 ns) of
the falling edge of SCL. All values refer to V_IH and V_IL level.
Semiconductor Group
38