ICSSSTUAF32866B Datasheet, PDF (13/31 Pages) Integrated Device Technology – 25-BIT CONFIGURABLE REGISTERED BUFFER FOR DDR2

IDT74SSTUBF32866B
25-BIT CONFIGURABLE REGISTERED BUFFER FOR DDR2
COMMERCIAL TEMPERATURE GRADE
Operating Characteristics
The RESET and Cn inputs of the device must be held at valid levels (not floating) to ensure proper device operation.
The differential inputs must not be floating unless RESET is LOW.
Symbol
VDDQ
VREF
VTT
VI
VIH
VIL
VIH
VIL
VIH
VIL
VICR
VID
IOH
IOL
IERROL
TA
Parameter
Min.
I/O Supply Voltage
1.7
Reference Voltage
0.49 * VDD
Termination Voltage
VREF - 0.04
Input Voltage
0
AC High-Level Input Voltage
AC Low-Level Input Voltage
DC High-Level Input Voltage
DC Low-Level Input Voltage
Data, CSR,
and
PAR_IN
inputs
VREF + 0.25
VREF + 0.125
High-Level Input Voltage
Low-Level Input Voltage
RESET,
C0, C1
0.65 * VDDQ
Common Mode Input Range
CLK, CLK
Differential Input Voltage
0.675
600
High-Level Output Current
Low-Level Output Current
QERR LOW Level Output Current
25
Operating Free-Air Temperature
0
Typ.
0.5 * VDD
VREF
Max.
1.9
0.51 * VDD
VREF + 0.04
VDD
VREF - 0.25
VREF - 0.125
0.35 * VDDQ
1.125
-8
8
+70
Units
V
V
V
V
V
V
V
mV
mA
mA
°C
25-BIT CONFIGURABLE REGISTERED BUFFER FOR DDR2
13
CONFIDENTIAL
IDT74SSTUBF32866B
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