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L640DU21NF Datasheet(PDF) 39 Page - Advanced Micro Devices |
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L640DU21NF Datasheet(HTML) 39 Page - Advanced Micro Devices |
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39 / 57 page  January 22, 2007 22366C6 Am29LV640D/Am29LV641D 37 D A TA SH EE T AC CHARACTERISTICS Read-Only Operations Notes: 1. Not 100% tested. 2. See Figure 11 and Table 12 for test specifications. Parameter Description Test Setup Speed Options JEDEC Std. 90R 120R, 121R Unit tAVAV tRC Read Cycle Time (Note 1) Min 90 120 ns tAVQV tACC Address to Output Delay CE#, OE# = VIL Max 90 120 ns tELQV tCE Chip Enable to Output Delay OE# = VIL Max 90 120 ns tGLQV tOE Output Enable to Output Delay Max 35 50 ns tEHQZ tDF Chip Enable to Output High Z (Note 1) Max 30 30 ns tGHQZ tDF Output Enable to Output High Z (Note 1) Max 30 30 ns tAXQX tOH Output Hold Time From Addresses, CE# or OE#, Whichever Occurs First Min 0 ns tOEH 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 13. Read Operation Timings |
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