データシートサーチシステム |
|
FM1808B データシート(PDF) 7 Page - Cypress Semiconductor |
|
FM1808B データシート(HTML) 7 Page - Cypress Semiconductor |
7 / 12 page FM1808B – 256Kb Bytewide 5V F-RAM Document Number: 001-86209 Rev. ** Page 7 of 12 Read Cycle AC Parameters (TA = -40 C to + 85 C, VDD = 4.5V to 5.5V, unless otherwise specified) Symbol Parameter Min Max Units Notes tCE Chip Enable Access Time (to data valid) 70 ns tCA Chip Enable Active Time 70 ns tRC Read Cycle Time 130 ns tPC Precharge Time 60 ns tAS Address Setup Time 0 ns tAH Address Hold Time 15 ns tOE Output Enable Access Time 12 ns tHZ Chip Enable to Output High-Z 15 ns 1 tOHZ Output Enable to Output High-Z 15 ns 1 Write Cycle AC Parameters (TA = -40 C to + 85 C, VDD = 4.5V to 5.5V unless otherwise specified) Symbol Parameter Min Max Units Notes tCA Chip Enable Active Time 70 ns tCW Chip Enable to Write High 70 ns tWC Write Cycle Time 130 ns tPC Precharge Time 60 ns tAS Address Setup Time 0 ns tAH Address Hold Time 15 ns tWP Write Enable Pulse Width 40 ns tDS Data Setup 30 ns tDH Data Hold 0 ns tWZ Write Enable Low to Output High Z 15 ns 1 tWX Write Enable High to Output Driven 10 ns 1 tHZ Chip Enable to Output High-Z 15 ns 1 tWS Write Enable Setup 0 ns 2 tWH Write Enable Hold 0 ns 2 Notes 1 This parameter is periodically sampled and not 100% tested. 2 The relationship between /CE and /WE determines if a /CE- or /WE-controlled write occurs. There is no timing specification associated with this relationship. Data Retention Symbol Parameter Min Max Units Notes TDR @ +85ºC 10 - Years @ +80ºC 19 - Years @ +75ºC 38 - Years |
同様の部品番号 - FM1808B |
|
同様の説明 - FM1808B |
|
|
リンク URL |
プライバシーポリシー |
ALLDATASHEET.JP |
ALLDATASHEETはお客様のビジネスに役立ちますか? [ DONATE ] |
Alldatasheetは | 広告 | お問い合わせ | プライバシーポリシー | リンク交換 | メーカーリスト All Rights Reserved©Alldatasheet.com |
Russian : Alldatasheetru.com | Korean : Alldatasheet.co.kr | Spanish : Alldatasheet.es | French : Alldatasheet.fr | Italian : Alldatasheetit.com Portuguese : Alldatasheetpt.com | Polish : Alldatasheet.pl | Vietnamese : Alldatasheet.vn Indian : Alldatasheet.in | Mexican : Alldatasheet.com.mx | British : Alldatasheet.co.uk | New Zealand : Alldatasheet.co.nz |
Family Site : ic2ic.com |
icmetro.com |