CY62167DV30 MoBL
16-Mbit (1 M 16) Static RAM
16-Mbit (1 M 16) Static RAM
automatic power-down feature that significantly reduces power
Features
consumption by 99% when addresses are not toggling. The
device can also be put into standby mode when deselected (CE
Thin small outline package (TSOP-I) configurable as
1
HIGH or CE LOW or both BHE and BLE are HIGH). The
1 M 16 or as 2 M 8 SRAM
2
input/output pins (I/O through I/O ) are placed in a
0 15
Wide voltage range: 2.2 V3.6 V
high-impedance state when: deselected (CE HIGH or CE
1 2
LOW), outputs are disabled (OE HIGH), both Byte High Enable
Ultra-low active power:
and Byte Low Enable are disabled (BHE, BLE HIGH), or during
Typical active current: 2 mA at f = 1 MHz
a Write operation (CE LOW, CE HIGH and WE LOW).
1 2
Ultra-low standby power
Writing to the device is accomplished by taking Chip Enables
(CE LOW and CE HIGH) and Write Enable (WE) input LOW. If
Easy memory expansion with CE , CE and OE features
1 2
1 2
Byte Low Enable (BLE) is LOW, then data from I/O pins (I/O
0
Automatic power-down when deselected
through I/O ), is written into the location specified on the address
7
pins (A through A ). If Byte High Enable (BHE) is LOW, then
0 19
Complementary metal oxide semiconductor (CMOS) for
data from I/O pins (I/O through I/O ) is written into the location
8 15
optimum speed / power
specified on the address pins (A through A ).
0 19
Available in Pb-free and non Pb-free 48-ball very fine-pitch ball
Reading from the device is accomplished by taking Chip Enables
grid array (VFBGA) and 48-pin TSOP I package
(CE LOW and CE HIGH) and Output Enable (OE) LOW while
1 2
forcing the Write Enable (WE) HIGH. If Byte Low Enable (BLE)
Functional Description
is LOW, then data from the memory location specified by the
address pins appear on I/O to I/O . If Byte High Enable (BHE)
0 7
The CY62167DV30 is a high-performance CMOS static RAM
is LOW, then data from memory appear on I/O to I/O . See the
8 15
organized as 1M words by 16-bits. This device features
truth table at the back of this data sheet for a complete
advanced circuit design to provide ultra-low active current. This
description of Read and Write modes.
is ideal for providing More Battery Life (MoBL ) in portable
For a complete list of related documentation, click here.
applications such as cellular telephones. The device also has an
Logic Block Diagram
DATA IN DRIVERS
A
10
A
9
A
8
A
7
A 1M 16 / 2M x 8
6
A
5 RAM Array I/O I/O
0 7
A
4
A I/O I/O
3 8 15
A
2
A
1
A
0
COLUMN DECODER
BYTE
BHE
WE CE
2
CE
1
OE
BLE
Power-Down
CE
Circuit
BHE 2
CE
BLE 1
Cypress Semiconductor Corporation 198 Champion Court San Jose, CA 95134-1709 408-943-2600
Document Number: 38-05328 Rev. *M Revised November 19, 2014
ROW DECODER
A
11
A
12
A
13
A
14
A
15
A
16
A
17
A
18
A
19
SENSE AMPS
CY62167DV30 MoBL
Contents
Product Portfolio ..............................................................3 Ordering Information ...................................................... 13
Pin Configurations ...........................................................3 Ordering Code Definitions ......................................... 13
Maximum Ratings .............................................................4 Package Diagrams .......................................................... 14
Operating Range ...............................................................4 Acronyms ........................................................................16
Electrical Characteristics .................................................4 Document Conventions ................................................. 16
Capacitance ......................................................................5 Units of Measure ....................................................... 16
Thermal Resistance ..........................................................5 Document History Page ................................................. 17
AC Test Loads and Waveforms .......................................5 Sales, Solutions, and Legal Information ...................... 18
Data Retention Characteristics .......................................6 Worldwide Sales and Design Support ....................... 18
Data Retention Waveform ................................................6 Products ....................................................................18
Switching Characteristics ................................................7 PSoC Solutions ...................................................... 18
Switching Waveforms ......................................................8 Cypress Developer Community ................................. 18
Truth Table ......................................................................12 Technical Support ..................................................... 18
Document Number: 38-05328 Rev. *M Page 2 of 18