MD18R3268AG0 Samsung Semiconductor, Inc., MD18R3268AG0 Datasheet - Page 11

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MD18R3268AG0

Manufacturer Part Number
MD18R3268AG0
Description
Description = MD18R3268AG0 (32Mx18)x8(16)pcs RIMM(TM) Module Based on 576Mb A-die, 32s Banks,32K/32ms Ref, 2.5V ;; Density(MB) = 512 ;; Organization = 128Mx36 ;; Component Composition = 576M(2th)x8 ;; Voltage(V) = 2.5 ;; Refresh = 32K/32ms ;; Speed(M
Manufacturer
Samsung Semiconductor, Inc.
Datasheet
MD18R3268(G)AG0
AC Electrical Specifications
a. Specifications apply per channel
b. T
c. If the module meets the following specification, it is compliant to the specification. If the module does not meet these specifications, the specifica-
tion can be adjusted by the “Adjusted ∆T
Adjusted ∆T
a. Where:
Z
Z
T
∆T
∆T
∆T
V
V
V
R
∆T
L
UL-CMOS
PD
α
XF
XB
DC
Symbol
PD
PD
PD-CMOS
PD-SCK,CMD
/V
PD
Symbol
/V
/V
or Average clock delay is defined as the delay from finger to finger of RSL signal.
IN
IN
IN
N = Number of RDRAM devices installed on the RIMM module
∆Z0 = delta Z0% = (max Z0 - min Z0)/(min Z0)
(max Z0 and min Z0 are obtained from the loaded (high impedance) impedance coupons of all RSL layers on the modules)
Propagation delay variation of RSL signals with
respect to T
Module Impedance of RSL Signals
Module Impedance of SCK and CMD signals
Propagation Delay variation of RSL signals. Average clock delay from
finger to finger of all RSL clock nets (CTM, CTMN, CFM, and
CFMN)
Propagation delay variation of RSL signals with respect to T
Propagation delay variation of SCK signal with respect to an average clock
delay
Propagation delay variation of CMD signal with respect to SCK
signal
Attenuation Limit
Forward crosstalk coefficient (300ps input rise time @ 20%-80%)
Backward crosstalk coefficient (300ps input rise time @ 20%-80%)
DC Resistance Limit
PD
a
Specification
PD
Parameter and Conditions
for 8 and 16 device modules
PD
Specification” table 9 below.
Parameter and Conditions:
576MB, 1152MB Modules
Table 8 : AC Electrical Specifications
Table 9 : Adjusted ∆
Page 10
T
a
PD
[17+(18*(N/
2) *∆Z0)]
Specification
Min/Max
Adjusted
+/-
PD
a,c
a
32 Bit RIMM
-30
Version 0.1 Sept. 2003
Min / Max
Min
25.2
23.8
-250
-200
Absolute
-21
-
Typ
28.0
28.0
-
30
Preliminary
table10
®
Max
30.8
32.2
17.0
250
200
See
4.0
2.0
0.8
21
Module
b
Unit
ps
Unit
ns
ps
ps
ps
%
%
%

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