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AM29PDL128G データシート(PDF) 53 Page - SPANSION |
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AM29PDL128G データシート(HTML) 53 Page - SPANSION |
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53 / 69 page ![]() 52 Am29PDL128G July 29, 2002 P R E L I M I NARY AC CHARACTERISTICS Read-Only Operations Notes: 1. Not 100% tested. 2. See Figure 9 and Table 19 for test specifications 3. Measurements performed by placing a 50 ohm termination on the data pin with a bias of V CC/2. The time from OE# high to the data bus driven to V CC/2 is taken as tDF. . Parameter Description Test Setup Speed Options JEDEC Std. 70R, 70 80 90 Unit t AVAV t RC Read Cycle Time (Note 1) Min 70 80 90 ns t AVQV t ACC Address to Output Delay CE#, OE# = V IL Max 70 8090ns t ELQV t CE Chip Enable to Output Delay OE# = V IL Max 70 8090ns t PACC Page Access Time Max 25 30 35 ns t GLQV t OE Output Enable to Output Delay Max 25 30 35 ns t EHQZ t DF Chip Enable to Output High Z (Notes 1, 3) Max 25 30 30 ns t GHQZ t DF Output Enable to Output High Z (Notes 1, 3) Max 25 30 30 ns t AXQX t OH Output Hold Time From Addresses, CE# or OE#, Whichever Occurs First Min 5 5 5 ns t OEH Output Enable Hold Time (Note 1) Read Min 0 ns Toggle and Data# Polling Min 10 ns tOH tCE Outputs WE# Addresses CE# OE# HIGH Z Output Valid HIGH Z Addresses Stable tRC tACC tOEH tRH tOE tRH 0 V RY/BY# RESET# tDF Figure 11. Read Operation Timings |
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