IS64WV20488 Integrated Silicon Solution, Inc., IS64WV20488 Datasheet
![no-image](/images/no-image-200.jpg)
IS64WV20488
Related parts for IS64WV20488
IS64WV20488 Summary of contents
Page 1
... CMOS input levels. The IS61WV20488ALL/BLL and IS64WV20488BLL operate from a single power supply and all inputs are TTL-compatible. The IS61WV20488ALL/BLL and IS64WV20488BLL are available in 48 ball mini BGA and 44-pin TSOP (Type II) packages DECODER ...
Page 2
... IS61WV20488ALL IS61WV20488BLL IS64WV20488BLL PIN CONFIGURATION 48-pin Mini BGA (M ) (9mm x 11mm GND NC A17 A16 A14 A15 NC A19 A13 G A12 A18 A8 A10 A9 H PIN DESCRIPTIONS A0-A20 Address Inputs CE Chip Enable Input ...
Page 3
... IS61WV20488ALL IS61WV20488BLL IS64WV20488BLL TRUTH TABLE Mode Not Selected (Power-down) Output Disabled Read Write ABSOLUTE MAXIMUM RATINGS Symbol Parameter V Terminal Voltage with Respect to GND TERM V V Relates to GND Storage Temperature ...
Page 4
... 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 3.3V + 5%, the device meets 8ns. OPERATING RANGE (V ) (IS64WV20488BLL) DD Range Ambient Temperature Automotive –40°C to +125° (20 n ...
Page 5
... IS61WV20488ALL IS61WV20488BLL IS64WV20488BLL 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 - 2.0 ns). Not 100% tested. ...
Page 6
... IS61WV20488ALL IS61WV20488BLL IS64WV20488BLL AC TEST CONDITIONS (HIGH SPEED) Parameter Input Pulse Level Input Rise and Fall Times Input and Output Timing and Reference Level (V ) Ref Output Load AC TEST LOADS Z = 50Ω O OUTPUT Figure 1. 6 Unit Unit (2.4V-3.6V) (3.3V + 5%) 0. -0.3V 0. 1.5ns 1.5ns ...
Page 7
... IS61WV20488ALL IS61WV20488BLL IS64WV20488BLL POWER SUPPLY CHARACTERISTICS Symbol Parameter Test Conditions I V Dynamic Operating V = Max Supply Current mA OUT I 1 Operating V = Max Supply Current mA OUT I TTL Standby Current V = Max (TTL Inputs ≥ CMOS Standby V = Max ...
Page 8
... IS61WV20488ALL IS61WV20488BLL IS64WV20488BLL 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 9
... IS61WV20488ALL IS61WV20488BLL IS64WV20488BLL 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
... IS61WV20488ALL IS61WV20488BLL IS64WV20488BLL AC WAVEFORMS (1,2) (Address Controlled) ( READ CYCLE NO. 1 ADDRESS D OUT PREVIOUS DATA VALID (1,3) (CE and OE Controlled) READ CYCLE NO. 2 ADDRESS LZCE HIGH-Z D OUT Notes HIGH for a Read Cycle. 2. The device is continuously selected. OE Address is valid prior to or coincident with CE LOW transitions. ...
Page 11
... IS61WV20488ALL IS61WV20488BLL IS64WV20488BLL 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 WE Pulse Width (OE = HIGH PWE WE Pulse Width (OE = LOW PWE ...
Page 12
... IS61WV20488ALL IS61WV20488BLL IS64WV20488BLL 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 WE Pulse Width (OE = HIGH PWE WE Pulse Width (OE = LOW PWE ...
Page 13
... IS61WV20488ALL IS61WV20488BLL IS64WV20488BLL AC WAVEFORMS (1,2) (CE Controlled HIGH or LOW) WRITE CYCLE NO. 1 ADDRESS DATA UNDEFINED OUT D IN Integrated Silicon Solution, Inc. — www.issi.com — Rev. A 08/25/ VALID ADDRESS t SCE PWE1 t PWE2 t t HZWE HIGH DATA VALID IN 1-800-379-4774 ISSI ® ...
Page 14
... IS61WV20488ALL IS61WV20488BLL IS64WV20488BLL AC WAVEFORMS (1,2) (WE Controlled HIGH During Write Cycle) WRITE CYCLE NO. 2 ADDRESS OE CE LOW DATA UNDEFINED OUT D IN Notes: 1. The internal write time is defined by the overlap of CE LOW and WE LOW. All signals must be in valid states to initiate a Write, but any one can go inactive to terminate the Write ...
Page 15
... IS61WV20488ALL IS61WV20488BLL IS64WV20488BLL AC WAVEFORMS (WE Controlled LOW During Write Cycle) WRITE CYCLE NO. 3 ADDRESS OE LOW CE LOW DATA UNDEFINED OUT D IN Integrated Silicon Solution, Inc. — www.issi.com — Rev. A 08/25/ VALID ADDRESS PWE2 t t HZWE HIGH DATA ...
Page 16
... IS61WV20488ALL IS61WV20488BLL IS64WV20488BLL 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 WAVEFORM V DD 1.65V 1. GND 16 Test Condition See Data Retention Waveform = 1.2V, CE ≥ ...
Page 17
... Order Part No. 20 IS61WV20488ALL-20MI IS61WV20488ALL-20TI Automotive Range: -40°C to +125°C Voltage Range: 2.4V to 3.6V Speed (ns) Order Part No. 10 IS64WV20488BLL-10MA3 48 mini BGA (9mm x 11mm) IS64WV20488BLL-10TA3 Integrated Silicon Solution, Inc. — www.issi.com — Rev. A 08/25/06 Package 48 mini BGA (9mm x 11mm) 48 mini BGA (9mm x 11mm), Lead-free TSOP (Type II) TSOP (Type II), Lead-free = 2 ...
Page 18
... SEATING PLANE Copyright © 2003 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. — ...
Page 19
... Sym. N0. Leads — 0.047 A — 0.012 A1 — — 0.207BSC D1 E 0.148BSC E1 0.030BSC e b Integrated Silicon Solution, Inc. — www.issi.com — ISSI MILLIMETERS INCHES Min. Typ. Max. Min. Typ. Max. 48 — — 1.20 — — 0.24 — 0.30 0.009 — 0.60 — — 0.024 — ...
Page 20
... Copyright © 2003 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. — ...