M40Z300MH1E STMICROELECTRONICS [STMicroelectronics], M40Z300MH1E Datasheet - Page 17

• Manufacturer Part Number: M40Z300MH1E
• Description: 5V or 3V NVRAM supervisor for up to 8 LPSRAMs
• Manufacturer: STMICROELECTRONICS [STMicroelectronics]

Table 7.
1. Valid for ambient operating temperature: T
2. V
3. V
4. t
Symbol
t
REC
t
5.5V(except where noted).
until 200 µs after V
t
t
t
t
t
FB
REC
WPT
EDH
t
CER
t
EDL
F
PFD
PFD
t
RB
AS
R
(2)
(3)
(4)
(min) = 20ms for industrial temperature Grade 6 device.
(max) to V
(min) to V
V
V
V
Chip enable propagation delay low
Chip enable propagation delay high
A, B set up to E
Chip enable recovery
V
Write protect time
V
Power down/up mode AC characteristics
PFD
PFD
PFD
PFD
SS
to V
SS
(min) to V
PFD
(max) to V
(min) to V
(max) to RST high
fall time of less than t
CC
PFD
(min) fall time of less than t
passes V
(min) V
PFD
SS
PFD
V
PFD
(max) V
CC
CC
Parameter
(min) V
(min).
fall time
rise time
FB
CC
CC
A
may cause corruption of RAM data.
= 0 to 70°C or –40 to 85°C; V
rise time
fall time
(1)
F
may result in deselection/write protection not occurring
M40Z300W
M40Z300W
M40Z300W
M40Z300W
M40Z300
M40Z300
M40Z300
M40Z300
CC
= 2.7 to 3.6V or 4.5 to
Min
300
150
10
10
40
40
40
40
0
1
Max
120
120
150
250
12
20
10
20
Unit
ms
ms
µs
µs
µs
µs
ns
ns
ns
ns
ns
µs
µs
µs
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