cy62256vll-70zi-70sni Cypress Semiconductor Corporation., cy62256vll-70zi-70sni Datasheet - Page 2

• Manufacturer Part Number: cy62256vll-70zi-70sni
• Description: 32k X 8 Static Ram
• Manufacturer: Cypress Semiconductor Corporation.

Document #: 38-05057 Rev. *D
Product Portfolio
Pin Configurations
Pin Definitions
1-10, 21, 23-26
11-13, 15-19
27
20
22
14
28
Notes:
CY62256VLL
CY62256VLL
CY62256V25LL
2.
GND
I/O 0
I/O 1
I/O 2
A 10
A 11
A 12
A 13
A 14
Typical values are included for reference only and are not guaranteed or tested. Typical values are measured at V
A 5
A 6
A 7
A 8
A 9
Product
Pin Number
Narrow SOIC
13
14
1
2
3
4
5
6
7
8
9
10
11
12
Top View
28
27
26
25
24
23
22
21
20
19
18
17
16
15
Com’l / Ind’l
Automotive
Com’l
I/O 3
V CC
WE
A 4
A 3
A 2
A 1
OE
A 0
CE
I/O 7
I/O 6
I/O 5
I/O 4
Range
Input
Input/Output
Input/Control
Input/Control
Input/Control
Ground
Power Supply
V
A
A
WE
OE
CC
A
A
A
A
A
A
A
A
A
11
10
Type
9
8
7
6
5
4
3
2
1
Min.
2.7
2.7
2.3
26
25
24
23
22
7
6
5
4
3
2
1
28
27
V
CC
Reverse Pinout
A
I/O
WE. When selected LOW, a WRITE is conducted. When selected HIGH, a READ
is conducted
CE. When LOW, selects the chip. When HIGH, deselects the chip
OE. Output Enable. Controls the direction of the I/O pins. When LOW, the I/O pins
behave as outputs. When deasserted HIGH, I/O pins are three-stated, and act as
input data pins
GND. Ground for the device
Vcc. Power supply for the device
(not to scale)
Typ.
Range (V)
0
3.0
3.0
2.5
Top View
-A
0
TSOP I
-I/O
14
[2]
. Address Inputs
7
. Data lines. Used as input or output lines depending on operation
Max.
3.6
3.6
2.7
10
11
12
13
14
15
16
17
18
19
20
21
8
9
Speed
(ns)
A
A
A
I/O
I/O
I/O
GND
I/O
I/O
I/O
I/O
I/O
CE
A
100
70
70
12
13
14
0
0
1
2
3
4
5
6
7
V
WE
A
A
OE
CC
A
A
A
A
A
A
A
A
A
10
11
1
2
3
4
5
6
8
9
7
Operating, I
Typ.
Description
22
23
24
25
26
4
5
6
7
27
28
1
2
3
11
11
9
[2]
(not to scale)
Top View
TSOP I
CC
Power Dissipation
Max.
CC
(mA)
30
30
15
= V
CC
Typ., T
Standby, I
Typ.
A
21
20
19
18
17
16
15
14
13
12
11
10
0.1
0.1
0.1
9
8
= 25°C, and t
CY62256V
[2]
A
CE
I/O
I/O
I/O
I/O
I/O
GND
I/O
I/O
I/O
A
A
A
0
14
13
12
7
6
5
4
3
2
1
0
Page 2 of 13
SB2
AA
Max.
130
(2A)
4
5
= 70 ns.