Cypress CY62157ESL - Manuals

Page 2 - Industrial; Notes

CY62157ESL MoBL ® Document #: 001-43141 Rev. ** Page 2 of 12 Pin Configuration Figure 1. 44-Pin TSOP II (Top View) Product Portfolio Product Range V CC Range (V) [1] Speed (ns) Power Dissipation Operating I CC , (mA) Standby, I SB2 ( μ A) f = 1MHz f = f max Typ [2] Max Typ [2] Max Typ [2] Max CY6215...

Page 3 - Electrical Characteristics

CY62157ESL MoBL ® Document #: 001-43141 Rev. ** Page 3 of 12 Maximum Ratings Exceeding the maximum ratings may impair the useful life of thedevice. These user guidelines are not tested. Storage Temperature .................................. –65°C to +150°C Ambient Temperature withPower Applied ........

Page 5 - DATA RETENTION MODE; CE or

CY62157ESL MoBL ® Document #: 001-43141 Rev. ** Page 5 of 12 Data Retention Characteristics Over the Operating Range Parameter Description Conditions Min Typ [2] Max Unit V DR V CC for Data Retention 1.5 V I CCDR Data Retention Current CE > V CC – 0.2V, V IN > V CC – 0.2V or V IN < 0.2V V C...

Page 6 - Switching Characteristics

CY62157ESL MoBL ® Document #: 001-43141 Rev. ** Page 6 of 12 Switching Characteristics Over the Operating Range [9] Parameter Description 45 ns Unit Min Max Read Cycle t RC Read Cycle Time 45 ns t AA Address to Data Valid 45 ns t OHA Data Hold from Address Change 10 ns t ACE CE LOW to Data Valid 45 ...

Page 7 - Switching Waveforms; PREVIOUS DATA VALID; ADDRESS

CY62157ESL MoBL ® Document #: 001-43141 Rev. ** Page 7 of 12 Switching Waveforms Figure 2. Read Cycle No.1: Address Transition Controlled . [14, 15] Figure 3. Read Cycle No. 2: OE Controlled [15, 16] PREVIOUS DATA VALID DATA VALID RC t AA t OHA t RC ADDRESS DATA OUT 50% 50% DATA VALID t RC t ACE t L...

Page 8 - Figure 4. Write Cycle No 1: WE Controlled; SA

CY62157ESL MoBL ® Document #: 001-43141 Rev. ** Page 8 of 12 Figure 4. Write Cycle No 1: WE Controlled [13, 17, 18] Figure 5. Write Cycle 2: CE Controlled [13, 17, 18] Switching Waveforms (continued) t HD t SD t PWE t SA t HA t AW t WC t HZOE DATA IN NOTE 19 t BW t SCE DATA IO ADDRESS CE WE OE BHE/B...

Page 10 - Truth Table; Ordering Information

CY62157ESL MoBL ® Document #: 001-43141 Rev. ** Page 10 of 12 Truth Table CE WE OE BHE BLE Inputs/Outputs Mode Power H X X X X High-Z Deselect/Power down Standby (I SB ) X X X H H High-Z Deselect/Power down Standby (I SB ) L H L L L Data Out (IO 0 –IO 15 ) Read Active (I CC ) L H L H L Data Out (IO ...

Page 11 - Package Diagrams

CY62157ESL MoBL ® Document #: 001-43141 Rev. ** Page 11 of 12 Package Diagrams Figure 8. 44-Pin TSOP II, 51-85087 51-85087-*A [+] Feedback [+] Feedback

Page 12 - Document History Page; Issue Date; See ECN

Document #: 001-43141 Rev. ** Revised January 04, 2008 Page 12 of 12 MoBL is a registered trademark and More Battery Life is a trademark of Cypress Semiconductor. All product and company names mentioned in this document are the trademarks of their respective holders. CY62157ESL MoBL ® © Cypress Semi...