PD46364092B Datasheet, PDF (17/36 Pages) Renesas Technology Corp – 36M-BIT DDR II SRAM 2-WORD BURST OPERATION

μPD46364092B, μPD46364182B, μPD46364362B
AC Characteristics (TA = 0 to 70°C, TA = −40 to 85°C,V_DD = 1.8 ± 0.1 V)
AC Test Conditions (VDD = 1.8 ± 0.1 V, V_DDQ = 1.4 V to V_DD)
Input waveform (Rise / Fall time ≤ 0.3 ns)
1.25 V
0.25 V
Output waveform
0.75 V
Test Points
VDDQ / 2
Test Points
0.75 V
VDDQ / 2
Output load condition
Figure 1. External load at test
VDDQ / 2
0.75 V
VREF
SRAM
250 Ω
ZQ
ZO = 50 Ω
50 Ω
R10DS0091EJ0400 Rev.4.00
Nov 09, 2012
Page 17 of 35