參數(shù)資料
型號(hào): K6R1016V1D-UI08
廠商: SAMSUNG SEMICONDUCTOR CO. LTD.
英文描述: 256Kx4 Bit (with OE) High-Speed CMOS Static RAM(5.0V Operating).
中文描述: 256Kx4位(與OE)的高速CMOS靜態(tài)RAM(5.0V操作)。
文件頁(yè)數(shù): 8/11頁(yè)
文件大?。?/td> 307K
代理商: K6R1016V1D-UI08
K6R1016V1C-C/C-L, K6R1016V1C-I/C-P
CMOS SRAM
Revision 3.3
October 2000
- 8 -
for AT&T
FUNCTIONAL DESCRIPTION
* X means Don
t Care
.
CS
WE
OE
LB
UB
Mode
I/O Pin
Supply Current
I/O
1
~I/O
8
I/O
9
~I/O
16
H
X
X*
X
X
Not Select
High-Z
High-Z
I
SB
, I
SB1
L
H
H
X
X
Output Disable
High-Z
High-Z
I
CC
L
X
X
H
H
L
H
L
L
H
Read
D
OUT
High-Z
I
CC
H
L
High-Z
D
OUT
L
L
D
OUT
D
OUT
L
L
X
L
H
Write
D
IN
High-Z
I
CC
H
L
High-Z
D
IN
L
L
D
IN
D
IN
NOTES
(WRITE CYCLE)
1. All write cycle timing is referenced from the last valid address to the first transition address.
2. A write occurs during the overlap of a low CS, WE, LB and UB. A write begins at the latest transition CS going low and WE
going low; A write ends at the earliest transition CS going high or WE going high. t
WP
is measured from the beginning of write
to the end of write.
3. t
CW
is measured from the later of CS going low to end of write.
4. t
AS
is measured from the address valid to the beginning of write.
5. t
WR
is measured from the end of write to the address change. t
WR
applied in case a write ends as CS or WE going high.
6. If OE, CS and WE are in the Read Mode during this period, the I/O pins are in the output low-Z state. Inputs of opposite phase
of the output must not be applied because bus contention can occur.
7. For common I/O applications, minimization or elimination of bus contention conditions is necessary during read and write cycle.
8. If CS goes low simultaneously with WE going or after WE going low, the outputs remain high impedance state.
9. Dout is the read data of the new address.
10. When CS is low: I/O pins are in the output state. The input signals in the opposite phase leading to the output should not be
applied.
Address
CS
Valid Data
UB, LB
WE
Data in
Data out
TIMING WAVEFORM OF WRITE CYCLE(4)
(UB, LB Controlled)
t
WC
t
CW(3)
t
BW
t
WP(2)
t
DH
t
DW
t
WR(5)
t
AW
t
AS(4)
High-Z
High-Z(8)
t
BLZ
t
WHZ(6)
High-Z
相關(guān)PDF資料
PDF描述
K6R1016V1D-UI10 256Kx4 Bit (with OE) High-Speed CMOS Static RAM(5.0V Operating).
K6R1016V1C-I20 64Kx16 Bit High-Speed CMOS Static RAM(3.3V Operating) Operated at Commercial and Industrial Temperature Ranges.
K6R1016V1D-EC08 256Kx4 Bit (with OE) High-Speed CMOS Static RAM(5.0V Operating).
K6R1016V1D-EC10 256Kx4 Bit (with OE) High-Speed CMOS Static RAM(5.0V Operating).
K6R1016V1D-EI08 256Kx4 Bit (with OE) High-Speed CMOS Static RAM(5.0V Operating).
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