鈥?/div>
Extended Data Out Operation
Single power supply of 3.3V鹵10%
Read-Modify-Write Capability
LVTTL compatible inputs and outputs
/CAS-before-/RAS, /RAS-only, Hidden
and Self Refresh Capability
鈥?/div>
Refresh cycles
Part No.
Ref.
HYM5V72A1604 F-Series
4K
HYM5V72A1634 F-Series
8K*
* /CAS-before-/RAS refresh, Hidden refresh
mode : 4K cycles / 64ms
tHPC
20ns
25ns
30ns
PIN DESCRIPTION
/RAS0-/RAS3
/CAS0-/CAS7
/WE0, /WE2
/OE0, /OE2
A0-A12
A0-A11
DQ0-DQ63
CB0-CB7
SCL
SDA
SA0-SA2
VCC
VSS
Row Address Strobe
Column Address Strobe
Write Enable
Output Enable
Address Input (8K Product)
Address Input (4K Product)
Data Input/Output
Check Bit
Serial PD Clock Input
Serial PD Data Input/Output
Serial PD Address Input
Power (3.3V)
Ground
This document is a general product description and is subject to change without notice. Hyundai electronics does not assume
any responsibility for use of circuits described. No patent licences are implied
Rev.02 / May.97
漏1997
Hyundai Semiconductor
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