IS61WV25616BLL-10TLI ISSI, Integrated Silicon Solution Inc, IS61WV25616BLL-10TLI Datasheet

IC SRAM 4MBIT 10NS 44TSOP

IS61WV25616BLL-10TLI

Manufacturer Part Number
IS61WV25616BLL-10TLI
Description
IC SRAM 4MBIT 10NS 44TSOP
Manufacturer
ISSI, Integrated Silicon Solution Inc
Datasheet

Specifications of IS61WV25616BLL-10TLI

Format - Memory
RAM
Memory Type
SRAM - Asynchronous
Memory Size
4M (256K x 16)
Speed
10ns
Interface
Parallel
Voltage - Supply
2.4 V ~ 3.6 V
Operating Temperature
-40°C ~ 85°C
Package / Case
44-TSOP II
Density
4Mb
Access Time (max)
10ns
Sync/async
Asynchronous
Architecture
Not Required
Clock Freq (max)
Not RequiredMHz
Operating Supply Voltage (typ)
2.5/3.3V
Address Bus
18b
Package Type
TSOP-II
Operating Temp Range
-40C to 85C
Number Of Ports
1
Supply Current
40mA
Operating Supply Voltage (min)
2.4V
Operating Supply Voltage (max)
3.6V
Operating Temperature Classification
Industrial
Mounting
Surface Mount
Pin Count
44
Word Size
16b
Number Of Words
256K
Lead Free Status / RoHS Status
Lead free / RoHS Compliant
Other names
706-1106
IS61WV25616BLL-10TLI

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IS61WV25616ALL/ALS
IS61WV25616BLL/BLS
IS64WV25616BLL/BLS
Copyright © 2010 Integrated Silicon Solution, Inc. All rights reserved. ISSI reserves the right to make changes to this specification and its products at any time
without notice. ISSI assumes no liability arising out of the application or use of any information, products or services described herein. Customers are advised to
obtain the latest version of this device specification before relying on any published information and before placing orders for products.
Integrated Silicon Solution, Inc. does not recommend the use of any of its products in life support applications where the failure or malfunction of the product can
reasonably be expected to cause failure of the life support system or to significantly affect its safety or effectiveness. Products are not authorized for use in such
applications unless Integrated Silicon Solution, Inc. receives written assurance to its satisfaction, that:
a.) the risk of injury or damage has been minimized;
b.) the user assume all such risks; and
c.) potential liability of Integrated Silicon Solution, Inc is adequately protected under the circumstances
Integrated Silicon Solution, Inc. — www.issi.com
Rev. G
07/15/2010
256K x 16 HIGH SPEED ASYNCHRONOUS CMOS STATIC RAM
FEATURES
HIGH SPEED: (IS61/64WV25616ALL/BLL)
• High-speed access time: 8, 10, 20 ns
• Low Active Power: 85 mW (typical)
• Low Standby Power: 7 mW (typical)
LOW POWER: (IS61/64WV25616ALS/BLS)
• High-speed access time: 25, 35, 45 ns
• Low Active Power: 35 mW (typical)
• Low Standby Power: 0.6 mW (typical)
• Single power supply
• Fully static operation: no clock or refresh required
• Three state outputs
• Data control for upper and lower bytes
• Industrial and Automotive temperature support
• Lead-free available
FUNCTIONAL BLOCK DIAGRAM
CMOS standby
CMOS standby
— V
— V
DD
DD
1.65V to 2.2V (IS61WV25616Axx)
2.4V to 3.6V (IS61/64WV25616Bxx)
Lower Byte
Upper Byte
I/O8-I/O15
I/O0-I/O7
A0-A17
VDD
GND
OE
WE
CE
UB
LB
DECODER
CIRCUIT
CONTROL
CIRCUIT
DATA
I/O
DESCRIPTION
The
are high-speed, 4,194,304-bit static RAMs organized as
262,144 words by 16 bits. It is fabricated using
performance CMOS technology. This highly reliable pro-
cess coupled with innovative circuit design techniques,
yields high-performance and low power consumption de-
vices.
When CE is HIGH (deselected), the device assumes a
standby mode at which the power dissipation can be
reduced down with CMOS input levels.
Easy memory expansion is provided by using Chip Enable
and Output Enable inputs, CE and OE. The active LOW
Write Enable (WE) controls both writing and reading of the
memory. A data byte allows Upper Byte (UB) and Lower
Byte (LB) access.
The IS61WV25616Axx/Bxx and IS64WV25616Bxx are
packaged in the JEDEC standard 44-pin TSOP Type II and
48-pin Mini BGA (6mm x 8mm).
MEMORY ARRAY
ISSI
COLUMN I/O
256K x 16
IS61WV25616Axx/Bxx and IS64WV25616Bxx
JULY 2010
ISSI
's high-
1

Related parts for IS61WV25616BLL-10TLI

IS61WV25616BLL-10TLI Summary of contents

Page 1

... IS61WV25616ALL/ALS IS61WV25616BLL/BLS IS64WV25616BLL/BLS 256K x 16 HIGH SPEED ASYNCHRONOUS CMOS STATIC RAM FEATURES HIGH SPEED: (IS61/64WV25616ALL/BLL) • High-speed access time • Low Active Power (typical) • Low Standby Power (typical) CMOS standby LOW POWER: (IS61/64WV25616ALS/BLS) • High-speed access time: 25, 35 • Low Active Power (typical) • ...

Page 2

... IS61WV25616ALL/ALS, IS61WV25616BLL/BLS, IS64WV25616BLL/BLS TRUTH TABLE Mode Not Selected X H Output Disabled Read Write PIN CONFIGURATIONS 44-Pin TSOP (Type II) and SOJ I/O0 7 I/O1 8 I/O2 9 I/O3 10 VDD 11 GND 12 I/O4 13 I/O5 14 I/ *SOJ package under evaluation I/O0-I/ High High High OUT High OUT ...

Page 3

... IS61WV25616ALL/ALS, IS61WV25616BLL/BLS, IS64WV25616BLL/BLS PIN CONFIGURATIONS 44-Pin LQFP I/O0 3 I/O1 4 I/O2 5 I/O3 TOP VIEW 6 VDD 7 GND 8 I/O4 9 I/O5 10 I/ *LQFP package under evaluation. PIN DESCRIPTIONS A0-A17 Address Inputs I/O0-I/O15 Data Inputs/Outputs CE Chip Enable Input OE Output Enable Input WE Write Enable Input LB Lower-byte Control (I/O0-I/O7) ...

Page 4

... IS61WV25616ALL/ALS, IS61WV25616BLL/BLS, IS64WV25616BLL/BLS DC ELECTRICAL CHARACTERISTICS Symbol Parameter V Output HIGH Voltage OH V Output LOW Voltage OL V Input HIGH Voltage IH (1) V Input LOW Voltage IL I Input Leakage LI I Output Leakage LO Note (min.) = –0.3V DC; V (min.) = –2.0V AC (pulse width < 10 ns). Not 100% tested. ...

Page 5

... IS61WV25616ALL/ALS, IS61WV25616BLL/BLS, IS64WV25616BLL/BLS AC TEST CONDITIONS Parameter (2.4V-3.6V) Input Pulse Level Input Rise and Fall Times Input and Output Timing and Reference Level (V ) Ref Output Load See Figures 1 and 2 AC TEST LOADS Z = 50Ω O OUTPUT Figure 1. Integrated Silicon Solution, Inc. — www.issi.com Rev ...

Page 6

... IS61WV25616ALL/ALS, IS61WV25616BLL/BLS, IS64WV25616BLL/BLS ABSOLUTE MAXIMUM RATINGS Symbol Parameter V Terminal Voltage with Respect to GND TERM V V Relates to GND Storage Temperature STG P Power Dissipation T Notes: 1. Stress greater than those listed under ABSOLUTE MAXIMUM RATINGS may cause permanent damage to the device. This is a stress rating only and functional operation of the device at these or any other conditions above those indicated in the operational sections of this specification is not implied ...

Page 7

... Range Ambient Temperature Commercial 0°C to +70°C Industrial –40°C to +85°C Automotive –40°C to +125°C OPERATING RANGE (V ) (IS61WV25616BLL) DD Range Ambient Temperature Commercial 0°C to +70°C Industrial –40°C to +85°C Note: 1. When operated in the range of 2.4V-3.6V, the device meets 10ns. When operated in the range of 3 ...

Page 8

... IS61WV25616ALL/ALS, IS61WV25616BLL/BLS, IS64WV25616BLL/BLS LOW POWER (IS61WV25616ALS/BLS) OPERATING RANGE (V ) (IS61WV25616ALS) DD Range Ambient Temperature Commercial 0°C to +70°C Industrial –40°C to +85°C Automotive –40°C to +125°C OPERATING RANGE (V ) (IS61WV25616BLS) DD Range Ambient Temperature Commercial 0°C to +70°C Industrial –40°C to +85°C ...

Page 9

... IS61WV25616ALL/ALS, IS61WV25616BLL/BLS, IS64WV25616BLL/BLS READ CYCLE SWITCHING CHARACTERISTICS Symbol Parameter t Read Cycle Time RC t Address Access Time AA t Output Hold Time OHA CE Access Time t ACE OE Access Time t DOE OE to High-Z Output t (2) HZOE OE to Low-Z Output t (2) LZOE CE to High-Z Output t (2 HZCE ...

Page 10

... IS61WV25616ALL/ALS, IS61WV25616BLL/BLS, IS64WV25616BLL/BLS READ CYCLE SWITCHING CHARACTERISTICS Symbol Parameter t Read Cycle Time RC t Address Access Time AA t Output Hold Time OHA CE Access Time t ACE OE Access Time t DOE OE to High-Z Output t (2) HZOE OE to Low-Z Output t (2) LZOE CE to High-Z Output t (2 HZCE ...

Page 11

... IS61WV25616ALL/ALS, IS61WV25616BLL/BLS, IS64WV25616BLL/BLS AC WAVEFORMS (Address Controlled) ( READ CYCLE NO. 1 (1,2) ADDRESS D OUT PREVIOUS DATA VALID (1,3) READ CYCLE NO. 2 ADDRESS LZCE LB LZB HIGH-Z D OUT V DD Supply Current Notes HIGH for a Read Cycle. 2. The device is continuously selected. OE, CE, UB Address is valid prior to or coincident with CE LOW transition. ...

Page 12

... IS61WV25616ALL/ALS, IS61WV25616BLL/BLS, IS64WV25616BLL/BLS WRITE CYCLE SWITCHING CHARACTERISTICS Symbol Parameter t Write Cycle Time Write End t SCE t Address Setup Time AW to Write End t Address Hold from Write End HA t Address Setup Time SA LB, UB Valid to End of Write t PWB WE Pulse Width t 1 PWE WE Pulse Width (OE = LOW) ...

Page 13

... IS61WV25616ALL/ALS, IS61WV25616BLL/BLS, IS64WV25616BLL/BLS WRITE CYCLE SWITCHING CHARACTERISTICS Symbol Parameter t Write Cycle Time Write End t SCE t Address Setup Time AW to Write End t Address Hold from Write End HA t Address Setup Time SA LB, UB Valid to End of Write t PWB WE Pulse Width (OE = HIGH PWE WE Pulse Width (OE = LOW) ...

Page 14

... IS61WV25616ALL/ALS, IS61WV25616BLL/BLS, IS64WV25616BLL/BLS AC WAVEFORMS (CE Controlled HIGH or LOW) WRITE CYCLE NO. 1 ADDRESS UB DATA UNDEFINED OUT D IN Notes: 1. WRITE is an internally generated signal asserted during an overlap of the LOW states on the CE and WE inputs and at least one of the LB and UB inputs being in the LOW state WRITE = (CE) (LB) = (UB) (WE) ...

Page 15

... IS61WV25616ALL/ALS, IS61WV25616BLL/BLS, IS64WV25616BLL/BLS AC WAVEFORMS WRITE CYCLE NO. 3 (WE Controlled LOW During Write Cycle) ADDRESS OE LOW CE LOW UB DATA UNDEFINED OUT D IN (LB, UB Controlled, Back-to-Back Write) WRITE CYCLE NO. 4 ADDRESS OE CE LOW WE UB HZWE D OUT DATA UNDEFINED D IN Notes: 1. The internal Write time is defined by the overlap LOW, UB and/ LOW, and WE = LOW. All signals must be in valid states to initiate a Write, but any can be deasserted to terminate the Write ...

Page 16

... IS61WV25616ALL/ALS, IS61WV25616BLL/BLS, IS64WV25616BLL/BLS HIGH SPEED (IS61WV25616ALL/BLL) DATA RETENTION SWITCHING CHARACTERISTICS Symbol Parameter V V for Data Retention Data Retention Current DR t Data Retention Setup Time SDR t Recovery Time RDR Note 1: Typical values are measured 3.0V DATA RETENTION SWITCHING CHARACTERISTICS Symbol Parameter V V for Data Retention ...

Page 17

... IS61WV25616ALL/ALS, IS61WV25616BLL/BLS, IS64WV25616BLL/BLS LOW POWER (IS61WV25616ALS/BLS) DATA RETENTION SWITCHING CHARACTERISTICS Symbol Parameter V V for Data Retention Data Retention Current DR t Data Retention Setup Time SDR t Recovery Time RDR Note 1: Typical values are measured 3.0V DATA RETENTION SWITCHING CHARACTERISTICS Symbol Parameter V V for Data Retention ...

Page 18

... Speed = 10ns for V DD Industrial Range: -40°C to +85°C Voltage Range: 2.4V to 3.6V Speed (ns) Order Part No IS61WV25616BLL-10BI IS61WV25616BLL-10BLI IS61WV25616BLL-10TI IS61WV25616BLL-10TLI Note: 1. Speed = 8ns for V = 3.3V + 5%. Speed = 10ns for V DD Industrial Range: -40°C to +85°C Voltage Range: 1.65V to 2.2V Speed (ns) Order Part No. 20 IS61WV25616ALL-20BI IS61WV25616ALL-20TI IS61WV25616ALL-20TLI Automotive Range: -40° ...

Page 19

... IS61WV25616ALL/ALS, IS61WV25616BLL/BLS, IS64WV25616BLL/BLS ORDERING INFORMATION (LOW POWER) Industrial Range: -40°C to +85°C Voltage Range: 2.4V to 3.6V Speed (ns) Order Part No. 25 IS61WV25616BLS-25TLI Industrial Range: -40°C to +85°C Voltage Range: 1.65V to 2.2V Speed (ns) Order Part No. 45 IS61WV25616ALS-45TLI Integrated Silicon Solution, Inc. — www.issi.com Rev ...

Page 20

... IS61WV25616ALL/ALS, IS61WV25616BLL/BLS, IS64WV25616BLL/BLS 20 Integrated Silicon Solution, Inc. — www.issi.com Rev. G 07/15/2010 ...

Page 21

... IS61WV25616ALL/ALS, IS61WV25616BLL/BLS, IS64WV25616BLL/BLS Integrated Silicon Solution, Inc. — www.issi.com Rev. G 07/15/2010 ...

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