M41ST84WMH ST Microelectronics, M41ST84WMH Datasheet - Page 11

• Manufacturer Part Number: M41ST84WMH
• Description: 5.0 or 3.0V / 512 bit 64 x 8 SERIAL RTC with SUPERVISORY FUNCTIONS
• Manufacturer: ST Microelectronics

Table 7. AC Characteristics
Note: 1. Valid for Ambient Operating Temperature: T
t
Symbol
HD:DAT
t
t
t
t
2. Transmitter must internally provide a hold time to bridge the undefined region (300ns max) of the falling edge of SCL.
HD:STA
SU:DAT
SU:STO
SU:STA
t
t
t
f
HIGH
LOW
SCL
BUF
t
t
F
R
(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
Parameter
A
= –40 to 85°C; V
(1)
CC
= 2.7 to 3.6V or 4.5 to 5.5V (except where noted).
Min
600
600
100
600
600
1.3
1.3
M41ST84Y, M41ST84W
0
0
Max
400
300
300
Unit
kHz
µs
µs
µs
ns
ns
ns
ns
ns
ns
ns
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