CY7C1021BL-15VC Cypress Semiconductor Corp, CY7C1021BL-15VC Datasheet - Page 2

• Manufacturer Part Number: CY7C1021BL-15VC
• Manufacturer: Cypress Semiconductor Corp

Specifications of CY7C1021BL-15VC

• Density: 1Mb
• Access Time (max): 15ns
• Operating Supply Voltage (typ): 5V
• Package Type: SOJ
• Operating Temp Range: 0C to 70C
• Supply Current: 130mA
• Operating Supply Voltage (min): 4.5V
• Operating Supply Voltage (max): 5.5V
• Operating Temperature Classification: Commercial
• Mounting: Surface Mount
• Pin Count: 44
• Word Size: 16b
• Lead Free Status / Rohs Status: Not Compliant

Document #: 38-05145 Rev. *A
Selection Guide
Pin Configurations
Pin Definitions
Maximum Access Time (ns)
Maximum Operating Current (mA)
Maximum CMOS Standby Current (mA)
Pin Name
I/O
BHE, BLE
A
0
1
V
V
WE
OE
NC
CE
–A
–I/O
CC
SS
15
16
SOJ, TSOP–Pin Number
1–5,18–21, 24–27, 42–44
7–10, 13–16, 29–32,
22, 23, 28
35–38
39, 40
12, 34
11, 33
17
41
6
Power Supply Power Supply inputs to the device.
Input/Control Write Enable Input, active LOW. When selected LOW, a Write is
Input/Control Chip Enable Input, active LOW. When LOW, selects the chip. When
Input/Control Byte Write Select Inputs, active LOW. BLE controls I/O
Input/Control Output Enable, active LOW. Controls the direction of the I/O pins.
Input/Output Bidirectional Data I/O lines. Used as input or output lines depending
No Connect No Connects. Not connected to the die.
I/O Type
Ground
Com’l / Ind’l
Automotive
Com’l / Ind’l
Automotive
L Version
Input
I/O
I/O
I/O
I/O
V
I/O
I/O
I/O
I/O
V
WE
A
A
A
A
NC
CE
CC
A
A
A
A
A
SS
15
14
13
12
4
3
2
1
0
1
2
3
4
5
6
7
8
SOJ / TSOP II
13
14
15
16
17
18
19
20
21
22
1
2
3
4
5
6
7
8
9
10
11
12
Top View
Address Inputs used to select one of the address locations.
on operation.
conducted. When deselected HIGH, a Read is conducted.
HIGH, deselects the chip.
controls I/O
When LOW, the I/O pins are allowed to behave as outputs. When
deasserted HIGH, I/O pins are three-stated, and act as input data
pins.
Ground for the device. Should be connected to ground of the
system.
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
5
6
7
SS
CC
8
9
10
11
16
7C10211B-10
16
15
14
13
12
11
10
9
–I/O
150
9
0.5
10
10
.
-
-
Description
7C1021B-12
140
0.5
10
12
-
-
CY7C10211B
CY7C1021B
7C1021B-15
Page 2 of 10
8
130
150
0.5
–I/O
15
10
15
1
, BHE