Marvell 88E3015 Manual page 95

Table 59: Reference I/O Parameters
Param eter Desc ription
VDDQ Output Supply Voltage
VREF Input Reference Voltage
VTT Termination Voltage
VIH(dc) DC Input Logic High
VIL(dc) DC Input Logic Low
VIH(ac) AC Input Logic High
VIL(ac) AC Input Logic Low
VOH(dc) DC Output Logic High
VOL(dc) DC Output Logic Low
VOH(ac) AC Output Logic High
VOL(ac) AC Output Logic Low
IOH(dc) Output Minimum Source DC Cur-
rent
IOL(dc) Output Minimum Sink DC Current min
Input Timing Reference Level
Input Signal Swing
Input Signal Edge Rate
Output Timing Reference Level
1. These numbers are preliminary. Marvell® reserves the right to change these parameters.
Copyright © 2008 Marvell
January 4, 2008, Advance
1
Corne r 2.5 V
min
nom
max
min
nom
max
min
nom
max
min
max
min
max
min
max
min
max
min
max
min
max
min
max
min
max
min
max
max
Document Classification: Proprietary Information
Electrical Specifications
DC Operating Conditions
3.3 V
SST L_ 2 SST L_ 2
2.38 3.14
2.5 3.3
2.62 3.46
1.19 1.57
1.25 1.65
1.31 1.73
VREF - 0.04
VREF
VREF + 0.04
VREF + 0.18 VREF + 0.25 V
VDDQ + 0.30 VDDQ + 0.30 V
- 0.30 - 0.30
VREF - 0.18 VREF - 0.25
VREF + 0.35 VREF + 0.50 V
-- --
-- --
VREF - 0.35 VREF - 0.50
VTT + 0.57 VTT + 0.9
--
--
VTT - 0.57 VTT - 0.9
7.60 7.60
-- --
7.60 7.60
-- --
VREF VREF
1.5 2.0
± 1.0 ± 1.0
VDDQ/2 VDDQ/2
Doc. No. MV-S103657-00, Rev. D
Units
V
V
V
V
V
V
V
V
V
V
V
V
V
V
V
V
V
V
V
V
V
V
mA
mA
mA
mA
V
V
V/ns
V
Page 95