cy62137vll-70zxi Cypress Semiconductor Corporation., cy62137vll-70zxi Datasheet - Page 2

• Manufacturer Part Number: cy62137vll-70zxi
• Description: 2-mbit 128k X 16 Static Ram
• Manufacturer: Cypress Semiconductor Corporation.

Document #: 38-05051 Rev. *E
Product Portfolio
Pin Configurations
Pin Definitions
CY62137VLL
1–5, 18–22, 24–27, 42–45
7–10, 13–16, 29–32, 35–38 Input/Output
23
17
6
40, 39
41
12, 34
11, 33
Notes:
2. Typical values are included for reference only and are not guaranteed or tested. Typical values are measured at V
3. NC pins are not connected on the die.
Product
Pin Number
Min.
2.7
[3]
V
CC
Input
No Connect
Input/Control WE. When selected LOW, a WRITE is conducted. When selected HIGH, a READ
Input/Control CE. When LOW, selects the chip. When HIGH, deselects the chip
Input/Control BHE, BLE.
Input/Control OE. Output Enable. Controls the direction of the I/O pins. When LOW, the I/O pins
Ground
Power Supply V
Typ.
Range (V)
3.0
Type
[2]
Max.
3.6
A
I/O
NC. This pin is not connected to the die
is conducted
BHE = LOW selects higher order byte WRITEs or READs on the SRAM
BLE = LOW selects lower order byte WRITEs or READs on the SRAM
behave as outputs. When deasserted HIGH, I/O pins are Tri-stated, and act as
input data pins
V
0
SS
CC
–A
0
. Ground for the device
–I/O
. Power supply for the device
16
I/O
I/O
I/O
I/O
V
I/O
I/O
I/O
I/O
Speed
V
WE
A
A
A
A
A
CE
. Address Inputs
TSOP II (Forward)
CC
(ns)
A
A
A
A
A
SS
15
13
16
15
14
12
55
70
70
4
3
2
1
0
0
1
2
3
4
5
6
7
. Data lines. Used as input or output lines depending on operation
13
14
15
16
17
18
19
20
21
22
1
2
3
4
5
6
7
8
9
10
11
12
Top View
Automotive
Industrial
Grades
44
43
42
41
40
39
38
37
36
35
34
33
32
31
30
29
28
27
26
25
24
23
A
A
A
OE
BHE
BLE
I/O
I/O
I/O
I/O
V
V
I/O
I/O
I/O
I/O
NC
A
A
A
A
NC
SS
CC
5
6
7
8
9
10
11
15
14
13
12
11
10
9
8
Operating, I
Typ.
Description
7
7
7
[2]
CC
Power Dissipation
CC
Max.
(mA)
20
15
15
= V
CY62137V MoBL
CC(TYP)
., T
Standby, I
A
Typ.
= 25°C.
1
1
1
[2]
Page 2 of 11
SB2
Max.
(µA)
15
15
20
®
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