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参数资料
| 型号： | IDT7007L35PF |
| 厂商： | IDT, Integrated Device Technology Inc |
| 文件页数： | 1/21页 |
| 文件大小： | 0K |
| 描述： | IC SRAM 256KBIT 35NS 80TQFP |
| 标准包装： | 45 |
| 格式 - 存储器： | RAM |
| 存储器类型： | SRAM - 双端口，异步 |
| 存储容量： | 256K (32K x 8) |
| 速度： | 35ns |
| 接口： | 并联 |
| 电源电压： | 4.5 V ~ 5.5 V |
| 工作温度： | 0°C ~ 70°C |
| 封装/外壳： | 80-LQFP |
| 供应商设备封装： | 80-TQFP（14x14） |
| 包装： | 托盘 |
| 其它名称： | 7007L35PF |
HIGH-SPEED
32K x 8 DUAL-PORT
STATIC RAM
IDT7007S/L
True Dual-Ported memory cells which allow simultaneous
Features
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reads of the same memory location
using the Master/Slave select when cascading more than
one device
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High-speed access
– Military: 25/35/55ns (max.)
– Industrial: 20/25/35/55ns (max.)
– Commercial: 15/20/25/35/55ns (max.)
Low-power operation
– IDT7007S
Active: 850mW (typ.)
Standby: 5mW (typ.)
– IDT7007L
Active: 850mW (typ.)
Standby: 1mW (typ.)
IDT7007 easily expands data bus width to 16 bits or more
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M/ S = H for BUSY output flag on Master,
M/ S = L for BUSY input on Slave
Interrupt Flag
On-chip port arbitration logic
Full on-chip hardware support of semaphore signaling
between ports
Fully asynchronous operation from either port
TTL-compatible, single 5V (±10%) power supply
Available in 68-pin PGA and PLCC and a 80-pin TQFP
Industrial temperature range (–40°C to +85°C) is available
for selected speeds
Green parts available, see ordering information
Functional Block Diagram
OE L
CE L
R/ W L
I/O 0L - I/O 7L
I/O
Control
I/O
Control
OE R
CE R
R/ W R
I/O 0R -I/O 7R
BUSY L
(1,2)
BUSY R
(1,2)
A 14L
A 0L
Address
Decoder
MEMORY
ARRAY
Address
Decoder
A 14R
A 0R
15
15
INT L
SEM L
(2)
CE L
OE L
R/ W L
ARBITRATION
INTERRUPT
SEMAPHORE
LOGIC
M/ S
CE R
OE R
R/ W R
SEM R
INT R (2)
2940 drw 01
NOTES:
1. (MASTER): BUSY is output; (SLAVE): BUSY is input.
2. BUSY and INT outputs are non-tri-stated push-pull.
OCTOBER 2008
1
?2008 Integrated Device Technology, Inc.
DSC 2940/13
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相关代理商/技术参数 |
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| IDT7007L35PF8 | 功能描述:IC SRAM 256KBIT 35NS 80TQFP RoHS:否 类别:集成电路 (IC) >> 存储器 系列:- 标准包装:45 系列:- 格式 - 存储器:RAM 存储器类型:SRAM - 双端口，异步 存储容量:128K（8K x 16） 速度:15ns 接口:并联 电源电压:3 V ~ 3.6 V 工作温度:0°C ~ 70°C 封装/外壳:100-LQFP 供应商设备封装:100-TQFP（14x14） 包装:托盘 其它名称:70V25S15PF |
| IDT7007L35PFB | 制造商:IDT 制造商全称:Integrated Device Technology 功能描述:HIGH-SPEED 32K x 8 DUAL-PORT STATIC RAM |
| IDT7007L35PFI | 制造商:IDT 制造商全称:Integrated Device Technology 功能描述:HIGH-SPEED 32K x 8 DUAL-PORT STATIC RAM |
| IDT7007L45G | 制造商:未知厂家 制造商全称:未知厂家 功能描述:x8 Dual-Port SRAM |
| IDT7007L45GB | 制造商:未知厂家 制造商全称:未知厂家 功能描述:x8 Dual-Port SRAM |
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