lh5496 Sharp Microelectronics of the Americas, lh5496 Datasheet - Page 2

• Manufacturer Part Number: lh5496
• Description: Cmos Fifo
• Manufacturer: Sharp Microelectronics of the Americas

LH5496/96H
PIN DESCRIPTIONS
* I = Input, O = Output, Z = High-Impedance, V = Power Voltage Level
2
D
Q
W
R
EF
FF
0
0
PIN
– D
– Q
8
8
RS
W
PIN TYPE *
O/Z
O
O
I
I
I
CONTROL
RESET
LOGIC
INPUT
PORT
Input Data Bus
Output Data Bus
Write Request
Read Request
Empty Flag
Full Flag
DESCRIPTION
Figure 3. LH5496/96H Block Diagram
POINTER
WRITE
FL/RT
XI
DATA OUTPUTS
DATA INPUTS
DUAL-PORT
EXPANSION
D
ARRAY
512 x 9
Q
LOGIC
LOGIC
. . .
RAM
FLAG
0
0
- D
- Q
8
8
XO/HF
XI
FL/RT
RS
V
V
CC
SS
PIN
POINTER
EF
FF
XO/HF
READ
PIN TYPE *
O
V
V
I
I
I
CONTROL
Expansion Out/Half-Full Flag
Expansion In
First Load/Retransmit
Reset
Positive Power Supply
Ground
OUTPUT
PORT
DESCRIPTION
CMOS 512
R
9 FIFO
5496-3