M41T93_11 STMICROELECTRONICS [STMicroelectronics], M41T93_11 Datasheet - Page 43

• Manufacturer Part Number: M41T93_11
• Description: Serial SPI bus real-time clock with battery switchover
• Manufacturer: STMICROELECTRONICS [STMicroelectronics]

M41T93
Table 22.
1. Valid for ambient operating temperature: T
2. t
3. Value guaranteed by characterization, not 100% tested in production
t
t
t
t
t
EHQZ
QLQH
QHQL
CLCH
CHCL
t
t
t
t
t
t
t
t
t
t
t
CH
Sym
EHCH
CHEH
CHDX
DVCH
CLQV
CLQX
f
ELCH
EHEL
CHEL
CH
CL
SCL
(2)
and t
(2)
(3)
(3)
(3)
(3)
(3)
CL
SCL clock frequency
E active setup time
E not active setup time
E deselect time
E active hold time
E not active hold time
Clock high time
Clock low time
Clock rise time
Clock fall time
Data in setup time
Data in hold time
Output disable time
Clock low to output valid
Output hold time
Output rise time
Output fall time
must never be lower than the shortest possible clock period, 1/f
AC characteristics
Parameter
Doc ID 12615 Rev 6
(1)
A
= –40 to 85 °C; V
D.C.
Min
100
CC
V
90
90
90
90
90
90
20
30
0
CC
= 2.38 to 5.5 V (except where noted)
< 2.7 V
Max
100
60
50
50
5
1
1
C(max)
DC and AC parameters
D.C.
Min
V
30
30
40
30
30
40
40
10
10
0
CC
2.7 V
Max
10
40
40
40
40
2
2
Units
MHz
ns
ns
ns
ns
ns
ns
ns
µs
µs
ns
ns
ns
ns
ns
ns
ns
43/51