EDJ1108BABG, EDJ1116BABG
AC and DC Output Measurement Levels (TC = 0°C to +85°C, VDD, VDDQ = 1.5V ± 0.075V)
Parameter
Symbol
Specification
Unit
V
Notes
DC output high measurement level
(for IV curve linearity)
VOH (DC)
0.8 × VDDQ
DC output middle measurement level
V
V
VOM (DC)
VOL (DC)
VOH (AC)
VOL (AC)
VOHdiff
0.5 × VDDQ
(for IV curve linearity)
DC output low measurement level
(for IV curve linearity)
AC output high measurement level
(for output slew rate)
AC output low measurement level
(for output slew rate)
AC differential output high measurement
level (for output slew rate)
0.2 × VDDQ
VTT + 0.1 × VDDQ
VTT − 0.1 × VDDQ
0.2 × VDDQ
V
V
V
1
1
2
2
AC differential output low measurement
level (for output slew rate)
AC differential cross point voltage
VOLdiff
−0.2 × VDDQ
V
V
VOX (AC)
TBD
Notes: 1. The swing of ±0.1 × VDDQ is based on approximately 50% of the static single-ended output high or low
swing with a driver impedance of 34Ω and an effective test load of 25Ω to VTT = VDDQ/2 at each of the
differential outputs.
2. The swing of ±0.2 × VDDQ is based on approximately 50% of the static single-ended output high or low
swing with a driver impedance of 34Ω and an effective test load of 25Ω to VTT = VDDQ/2 at each of the
differential outputs.
Output Slew Rate Definitions
[Single-Ended Output Slew Rate Definition]
Measured
Description
From
To
Defined by
VOH (AC) – VOL (AC)
∆TRse
Output slew rate for rising edge VOL (AC)
Output slew rate for falling edge VOH (AC)
VOH (AC)
VOH (AC) – VOL (AC)
VOL (AC)
∆TFse
VOH (AC)
VTT
VOL (AC)
∆TRse
∆TFse
VOH (AC)
−
VOL (AC)
VOH (AC)
−
VOL (AC)
Falling slew =
Rising slew =
∆TFse
∆TRse
Input Slew Rate Definition for Single-Ended Signals
Data Sheet E1248E40 (Ver. 4.0)
21
ELPIDA [ ELPIDA MEMORY ]
