参数资料
型号: IDT70T9169L9BF
厂商: INTEGRATED DEVICE TECHNOLOGY INC
元件分类: DRAM
英文描述: HIGH-SPEED 2.5V 16/8K X 9 SYNCHRONOUS PIPELINED DUAL-PORT STATIC RAM
中文描述: 16K X 9 DUAL-PORT SRAM, 20 ns, PBGA100
封装: FPBGA-100
文件页数: 14/16页
文件大小: 199K
代理商: IDT70T9169L9BF
6.42
IDT70T9169/59L
High-Speed 2.5V 16/8K x 9 Synchronous Pipelined Dual-Port Static RAM Industrial and Commercial Temperature Ranges
14
Preliminary
%-=-@&4++4+=
@A%&&+0"
"
%-=*+0"
"
NOTES:
1.
CE
0
and R/
W
= V
IL
; CE
1
and
CNTRST
= V
IH
.
2.
CE
0
= V
IL
; CE
1
= V
IH
.
3. The "Internal Address" is equal to the "External Address" when
ADS
= V
IL
and equals the counter output when
ADS
= V
IH
.
4. Addresses do not have to be accessed sequentially since
ADS
= V
IL
constantly loads the address on the rising edge of the CLK; numbers are for reference use only.
5. Output state (High, Low, or High-impedance) is determned by the previous cycle control signals.
6. No dead cycle exists during counter reset. A READ or WRITE cycle may be coincidental with the counter reset cycle.
7.
CNTEN
= V
IL
advances Internal Address from
An
to
An +1
. The transition shown indicates the time required for the counter to advance. The
An +1
Address is written
to during this cycle.
ADDRESS
An
CLK
DATA
IN
Dn
Dn + 1
Dn + 1
Dn + 2
ADS
CNTEN
t
CH2
t
CL2
t
CYC2
5654 drw 17
INTERNAL
(3)
ADDRESS
An
(7)
An + 1
An + 2
An + 3
An + 4
Dn + 3
Dn + 4
t
SA
t
HA
t
SAD
t
HAD
WRITE
COUNTER HOLD
WRITE WITH COUNTER
WRITE
EXTERNAL
ADDRESS
WRITE
WITH COUNTER
t
SD
t
HD
ADDRESS
An
D
0
t
CH2
t
CL2
t
CYC2
Q
0
Q
1
0
CLK
DATA
IN
R/
W
CNTRST
5654 drw 18
INTERNAL
(3)
ADDRESS
ADS
CNTEN
t
SRST
t
HRST
t
SD
t
HD
t
SW
t
HW
COUNTER
RESET
WRITE
ADDRESS 0
READ
ADDRESS 0
READ
ADDRESS 1
READ
ADDRESS n
Qn
An + 1
An + 2
READ
ADDRESS n+1
DATA
OUT
t
SA
t
HA
1
An
An + 1
(5)
(6)
Ax
(4)
(6)
.
相关PDF资料
PDF描述
IDT70T9169L9BF1 HIGH-SPEED 2.5V 16/8K X 9 SYNCHRONOUS PIPELINED DUAL-PORT STATIC RAM
IDT70T9169L9PF HIGH-SPEED 2.5V 16/8K X 9 SYNCHRONOUS PIPELINED DUAL-PORT STATIC RAM
IDT70T9169L9PF1 HIGH-SPEED 2.5V 16/8K X 9 SYNCHRONOUS PIPELINED DUAL-PORT STATIC RAM
IDT70T9159L12BF HIGH-SPEED 2.5V 16/8K X 9 SYNCHRONOUS PIPELINED DUAL-PORT STATIC RAM
IDT70T9159L12BF1 HIGH-SPEED 2.5V 16/8K X 9 SYNCHRONOUS PIPELINED DUAL-PORT STATIC RAM
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