参数资料
型号: IDT70T3539MS133BC8
厂商: IDT, Integrated Device Technology Inc
文件页数: 18/26页
文件大小: 0K
描述: IC SRAM 18MBIT 133MHZ 256BGA
标准包装: 1,000
格式 - 存储器: RAM
存储器类型: SRAM - 双端口,同步
存储容量: 18M(512K x 36)
速度: 133MHz
接口: 并联
电源电压: 2.4 V ~ 2.6 V
工作温度: 0°C ~ 70°C
封装/外壳: 256-LBGA
供应商设备封装: 256-CABGA(17x17)
包装: 带卷 (TR)
其它名称: 70T3539MS133BC8
IDT70T3539M
High-Speed 2.5V 512K x 36 Dual-Port Synchronous Static RAM
Waveform of Interrupt Timing (2)
CLK L
Industrial and Commercial Temperature Ranges
R/ W L
t SW
t SA
t HW
t HA
ADDRESS L (3)
7FFFF
t SC
t HC
CE L
(1)
t INS
INT R
CLK R
CE R (1)
R/ W R
t SC
t SW
t SA
t HC
t HW
t HA
t INR
ADDRESS R (3)
NOTES:
1. CE 0 = V IL and CE 1 = V IH
7FFFF
5678 drw 19
2. All timing is the same for Left and Right ports.
3. Address is for internal register, not the external bus, i.e., address needs to be qualified by one of the Address counter control signals.
Truth Table III — Interrupt Flag (1)
Left Port
Right Port
R/ W R
CLK L
R/ W L
L
X
X
H
(2)
CE L
L
X
X
L
(2)
A 18L -A 0L
7FFFF
X
X
7FFFE
INT L
X
X
L
H
CLK R
X
H
L
X
(2)
CE R (2)
X
L
L
X
A 18R -A 0R
X
7FFFF
7FFFE
X
INT R
L
H
X
X
Function
Set Right INT R Flag
Reset Right INT R Flag
Set Left INT L Flag
Reset Left INT L Flag
NOTES:
1. INT L and INT R must be initialized at power-up by Resetting the flags.
2. CE 0 = V IL and CE 1 = V IH . R/ W and CE are synchronous with respect to the clock and need valid set-up and hold times.
3. Address is for internal register, not the external bus, i.e., address needs to be qualified by one of the Address counter control signals.
18
6.42
5678 tbl 12
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