CY7C1046DV33
4-Mbit (1 M 4) Static RAM
4-Mbit (1 M 4) Static RAM
Features Functional Description
Pin- and function-compatible with CY7C1046CV33 The CY7C1046DV33 is a high-performance CMOS static RAM
organized as 1M words by 4 bits. Easy memory expansion is
High speed
provided by an active LOW Chip Enable (CE), an active LOW
t = 10 ns
AA Output Enable (OE), and tri-state drivers. Writing to the device is
accomplished by taking Chip Enable (CE) and Write Enable
Low active power
(WE) inputs LOW. Data on the four I/O pins (I/O through I/O )
0 3
I = 90 mA @ 100 MHz
CC
is then written into the location specified on the address pins (A
0
Low CMOS standby power through A ).
19
I = 10 mA
SB2 Reading from the device is accomplished by taking Chip Enable
(CE) and Output Enable (OE) LOW while forcing Write Enable
2.0 V data retention
(WE) HIGH. Under these conditions, the contents of the memory
Automatic power-down when deselected
location specified by the address pins will appear on the I/O pins.
The four input/output pins (I/O through I/O ) are placed in a
TTL-compatible inputs and outputs
0 3
high-impedance state when the device is deselected (CE HIGH),
Easy memory expansion with CE and OE features
the outputs are disabled (OE HIGH), or during a Write operation
(CE LOW, and WE LOW).
Available in lead-free 400-mil-wide 32-pin SOJ package
The CY7C1046DV33 is available in a standard 400-mil-wide
32-pin SOJ package with center power and ground
(revolutionary) pinout.
For a complete list of related documentation, click here.
Logic Block Diagram
INPUT BUFFER
A
0
A
1
A
2
I/O
0
A
3
A
4
A
5 I/O
1
1 Mbit x 4
A
6
A
7
I/O
2
A
8
A
9
I/O
A 3
10
POWER
COLUMN
DOWN
CE
DECODER
WE
OE
Cypress Semiconductor Corporation 198 Champion Court San Jose, CA 95134-1709 408-943-2600
Document Number: 38-05611 Rev. *F Revised November 19, 2014
ROW DECODER
A
11
A12
A
13
A
14
A15
A
16
A
17
A
18
A
19
SENSE AMPSCY7C1046DV33
Contents
Selection Guide ................................................................3 Truth Table ...................................................................... 10
Pin Configuration .............................................................3 Ordering Information ...................................................... 10
Maximum Ratings .............................................................4 Ordering Code Definitions ......................................... 10
Operating Range ...............................................................4 Package Diagram ............................................................ 11
DC Electrical Characteristics ..........................................4 Acronyms ........................................................................12
Capacitance ......................................................................4 Document Conventions ................................................. 12
Thermal Resistance ..........................................................4 Units of Measure ....................................................... 12
AC Test Loads and Waveforms .......................................5 Document History Page ................................................. 13
AC Switching Characteristics .........................................6 Sales, Solutions, and Legal Information ...................... 14
Data Retention Characteristics .......................................7 Worldwide Sales and Design Support ....................... 14
Data Retention Waveform ................................................7 Products ....................................................................14
Switching Waveforms ......................................................7 PSoC Solutions ......................................................... 14
Document Number: 38-05611 Rev. *F Page 2 of 14