IBM0418A8CBLBB IBM0436A8CBLBB
IBM0418A4CBLBB IBM0436A4CBLBB
Preliminary
8Mb (256Kx36 & 512Kx18) and 4Mb (128Kx36 & 256Kx18)
PBGA Thermal Characteristics
Item
Symbol
Rating
1
Units
Thermal Resistance Junction to Case
RΘJC
°C/W
Capacitance (TA = 0 to +85°C, VDD = 2.5V +/-5%, f = 1MHz)
Parameter
Symbol
Test Condition
Max
4
Units
pF
C
V
= 0V
= 0V
Input Capacitance
IN
IN
C
V
OUT
Data I/O Capacitance (DQ0-DQ35)
4
pF
OUT
AC Input Characteristics
Item
Symbol
Min
+ 0.4
REF
Max
Notes
3
V
(ac)
(ac)
(ac)
(ac)
V
AC Input Logic High
IH
V
V
- 0.4
AC Input Logic Low
3
2
1
IL
REF
V
Clock Input Differential Voltage
0.7
DIF
V
Peak to Peak ac Voltage
V
5% V
(dc)
REF
REF
REF
1. The peak to peak AC component superimposed on V
may not exceed 5% of the DC component of V
.
REF
REF
2. Performance is a function of V and V levels to clock inputs.
IH
IL
3. See the AC Input Definition figure below.
AC Input Definition
V
(ac)
IH
V
REF
V
(ac)
IL
cddrh2519.04
12/00
©IBM Corporation. All rights reserved.
Use is further subject to the provisions at the end of this document.
Page 11 of 26
IBM [ IBM ]
