m41st95w STMicroelectronics, m41st95w Datasheet - Page 12

• Manufacturer Part Number: m41st95w
• Description: 5.0 Or 3.0v, 512 Bit 64 Bit X 8 Serial Rtc Spi Sram And Nvram Supervisor
• Manufacturer: STMicroelectronics

M41ST95Y*, M41ST95W
Table 3. AC Characteristics
Note: 1. Valid for Ambient Operating Temperature: T
12/35
Symbol
t
t
t
t
t
t
t
EHQZ
QHQL
QLQH
CHCL
CLCH
DHDL
DLDH
2. t
3. Value guaranteed by design, not 100% tested in production.
t
t
t
t
t
t
t
t
t
t
t
CHDX
CHEH
DVCH
EHCH
f
CH
CLQV
CLQX
EHEL
ELCH
EXPD
CL
SCL
CH
(2)
(2)
(3)
(3)
(3)
(3)
(3)
(3)
(3)
+ t
CL
1/f
Serial Clock Input Frequency
Clock High
Clock Transition (Fall Time)
Serial Clock Input High to Input Data Transition
Serial Clock Input High to Chip Enable High
Clock Low
Clock Transition (Rise Time)
Serial Clock Input Low to Output Valid
Serial Clock Input Low to Output Data Transition
Input Data Transition (Fall Time)
Input Data Transition (Rise Time)
Input Data to Serial Clock Input High
Chip Enable High to Serial Clock Input High
Chip Enable High to Chip Enable Low
Chip Enable High to Output High-Z
Chip Enable Low to Serial Clock Input High
Output Data Transition (Fall Time)
Output Data Transition (Rise Time)
EX to E
SCL
CON
Propagation Delay
A
Parameter
= –40 to 85°C; V
(1)
CC
= 4.5 to 5.5V or 2.7 to 3.6V (except where noted).
M41ST95W
M41ST95Y
Min
200
200
200
200
200
200
DC
50
40
0
Max
150
250
100
100
10
15
2
1
1
1
1
MHz
Unit
ns
µs
ns
ns
ns
µs
ns
ns
µs
µs
ns
ns
ns
ns
ns
ns
ns
ns
ns