
Integrated
Circuit
Systems, Inc.
ICS162834
Advance Information
0774—02/10/03
Recommended Applications:
PC133 Registered Memory Module
PC motherboards
Servers and workstations
Provides complete PC133 DIMM solution with
ICSVF2509, ICSVF2510 PLL.
Product Features:
Meets JESD 82-2 specification
Internal series resistors to reduce switching noise
±12 mA device capability
Low voltage operation
- VDD = 3.3 ± 0.3V
0.50 mm pitch, 56-Pin TSSOP package
18-Bit 3.3V Registered Buffer
Function Table
1
Block Diagram
Notes:
1.
H = HIGH Voltage Level
L = LOW Voltage Level
X = Don't Care
Z = High-Impedance
↑ = LOW-to-HIGH Transition
2.
Output level before the indicated steady-state
input conditions were established, provided that
CLK is HIGH before LE# went LOW.
3.
Output level before the indicated steady-state
input conditions were established.
s
t
u
p
n
Is
t
u
p
t
u
O
#
E
O#
E
LK
L
Cx
Ax
Y
HX
X
Z
LL
X
L
LL
X
H
LH
↑
LL
LH
↑
HH
LH
H
X
Y0 )
2
(
LH
L
X
Y0 )
3
(
Pin Configurations
56-Pin TSSOP
6.10 mm. Body, 0.50 mm. pitch
ADVANCE INFORMATION documents contain information on products in the formative or design phase development. Characteristic data and other specifications are design goals.
ICS reserves the right to change or discontinue these products without notice. Third party brands and names are the property of their respective owners.
Pin Description
s
e
m
a
N
n
i
Pn
o
i
t
p
i
r
c
s
e
D
#
E
O)
w
o
L
e
v
i
t
c
A
(
t
u
p
n
I
e
l
b
a
n
E
t
u
p
t
u
O
K
L
Ct
u
p
n
I
k
c
o
l
C
#
E
Lt
u
p
n
I
e
l
b
a
n
E
h
c
t
a
L
x
At
u
p
n
I
a
t
a
D
x
Ys
t
u
p
t
u
O
a
t
a
D
V D
D
e
g
a
t
l
o
V
y
l
p
u
S
D
N
Gd
n
u
o
r
G
1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
17
18
19
20
21
22
23
24
25
26
27
28
29
30
31
32
56
55
54
53
52
51
50
49
48
47
46
45
44
43
42
41
40
39
38
37
36
35
34
33
ICS162834
NC
Y1
GND
Y2
Y3
VDD
Y4
Y5
Y6
GND
Y7
Y8
Y9
Y10
Y11
Y12
GND
Y13
Y14
Y15
VDD
Y16
Y17
GND
Y18
OE#
LE#
GND
NC
A1
GND
A2
A3
VDD
A4
A5
A6
GND
A7
A8
A9
A10
A11
A12
GND
A13
A14
A15
VDD
A16
A17
GND
A18
CLK
GND
OE#
CLK
A1
LE#
To 17 Other Channels
C1
1D
CK
Y1