M48Z58Y ST Microelectronics, M48Z58Y Datasheet - Page 2

• Manufacturer Part Number: M48Z58Y
• Description: 64 Kbit 8Kb x 8 ZEROPOWER SRAM
• Manufacturer: ST Microelectronics

M48Z58, M48Z58Y
Figure 2A. DIP Pin Connections
Warning: NC = Not Connected.
Table 2. Absolute Maximum Ratings
Notes: 1. Stresses greater than those listed under "Absolute Maximum Ratings" may cause permanent damage to the device. This is a
Table 3. Operating Modes
Notes: 1. X = V
2/17
Deselect
Write
Read
Read
Deselect
Deselect
Mode
Symbol
T
2. Soldering temperature not to exceed 260 C for 10 seconds (total thermal budget not to exceed 150 C for longer than 30 seconds).
CAUTION: Negative undershoots below –0.3 volts are not allowed on any pin while in the Battery Back-up mode.
CAUTION: Do NOT wave solder SOIC to avoid damaging SNAPHAT sockets.
2. See Table 7 for details.
T
SLD
V
V
P
T
STG
I
stress rating only and functional operation of the device at these or any other conditions above those indicated in the operational
section of this specification is not implied. Exposure to the absolute maximum rating conditions for extended periods of time may
affect reliability.
CC
O
IO
A
D
(2)
DQ0
DQ1
DQ2
V SS
A12
NC
IH
A7
A6
A5
A4
A3
A2
A1
A0
V
or V
SO
4.75V to 5.5V
4.5V to 5.5V
IL
to V
1
2
3
4
5
6
7
8
9
10
11
12
13
14
; V
Ambient Operating Temperature
Storage Temperature (V
Lead Solder Temperature for 10 seconds
Input or Output Voltages
Supply Voltage
Output Current
Power Dissipation
SO
V
PFD
M48Z58Y
or
V
M48Z58
CC
= Battery Back-up Switchover Voltage.
SO
(min)
AI01177B
(2)
(1)
28
27
26
25
24
23
22
21
20
19
18
17
16
15
V CC
W
NC
A8
A9
A11
G
A10
E
DQ7
DQ6
DQ5
DQ4
DQ3
Parameter
V
V
V
V
E
X
X
IH
IL
IL
IL
CC
(1)
Off)
Grade 1
Grade 6
V
V
G
X
X
X
X
IH
IL
Figure 2B. SOIC Pin Connections
Warning: NC = Not Connected.
V
V
V
DQ0
W
DQ1
DQ2
V SS
X
X
X
A12
IH
IH
IL
NC
A7
A6
A5
A4
A3
A2
A1
A0
DQ0-DQ7
1
2
3
4
5
6
7
8
9
10
11
12
13
14
–0.3 to 7
–0.3 to 7
–40 to 85
–40 to 85
High Z
High Z
High Z
High Z
D
D
0 to 70
M48Z58Y
Value
OUT
IN
260
20
1
AI01178B
Battery Back-up Mode
28
27
26
25
24
23
22
21
20
19
18
17
16
15
CMOS Standby
Standby
Power
Active
Active
Active
V CC
W
NC
A8
A9
A11
G
A10
E
DQ7
DQ6
DQ5
DQ4
DQ3
Unit
mA
W
V
V
C
C
C