M48Z58Y-70PC1 STMicroelectronics, M48Z58Y-70PC1 Datasheet - Page 16

• Manufacturer Part Number: M48Z58Y-70PC1
• Description: IC NVSRAM 64KBIT 70NS 28DIP
• Manufacturer: STMicroelectronics

Specifications of M48Z58Y-70PC1

• Format - Memory: RAM
• Memory Type: NVSRAM (Non-Volatile SRAM)
• Memory Size: 64K (8K x 8)
• Speed: 70ns
• Interface: Parallel
• Voltage - Supply: 4.5 V ~ 5.5 V
• Operating Temperature: 0°C ~ 70°C
• Package / Case: 28-DIP Module (600 mil), 28-EDIP
• Data Bus Width: 8 bit
• Organization: 8 Kb x 8
• Interface Type: Parallel
• Access Time: 70 ns
• Supply Voltage (max): 5.5 V
• Supply Voltage (min): 4.5 V
• Operating Current: 50 mA
• Maximum Operating Temperature: 70 C
• Minimum Operating Temperature: 0 C
• Mounting Style: Through Hole
• Lead Free Status / RoHS Status: Lead free / RoHS Compliant
• Other names: 497-3685-5

DC and AC parameters
16/24
Table 9.
1. Valid for ambient operating temperature: T
2. V
3. V
Table 10.
1. All voltages referenced to V
2. Valid for ambient operating temperature: T
3. At 25 °C, V
Symbol
Symbol
t
V
noted).
until 200 µs after V
V
DR
noted).
t
t
FB
PFD
PFD
PFD
t
t
t
SO
F
t
PD
RB
rec
R
(3)
(2)
(3)
(min) to V
(max) to V
Power-fail deselect voltage
Battery backup switchover voltage
Expected data retention time
CC
E or W at V
V
V
V
V
V
Power down/up AC characteristics
Power down/up trip points DC characteristics
PFD
PFD
PFD
SS
PFD
= 0 V.
SS
PFD
to V
(max) to V
(min) to V
(min) to V
(max) to inputs recognized
fall time of less than t
CC
(min) fall time of less than t
PFD
passes V
IH
Parameter
(min) V
before power down
SS
Parameter
SS
PFD
PFD
.
PFD
V
(max) V
Doc ID 2559 Rev 10
CC
CC
(min) V
(min).
fall time
rise time
(1)(2)
FB
(1)
A
A
CC
may cause corruption of RAM data.
CC
= 0 to 70 °C; V
= 0 to 70 °C; V
M48Z58Y
rise time
M48Z58
fall time
F
may result in deselection/write protection not occurring
CC
CC
= 4.75 to 5.5 V or 4.5 to 5.5 V (except where
= 4.75 to 5.5 V or 4.5 to 5.5 V (except where
Min
4.5
4.2
10
Min
300
10
10
40
0
1
4.35
Typ
4.6
3.0
Max
200
M48Z58, M48Z58Y
Max
4.75
4.5
Unit
ms
µs
µs
µs
µs
µs
Years
Unit
V
V
V