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参数资料
| 型号： | IDT7015L25PF8 |
| 厂商： | IDT, Integrated Device Technology Inc |
| 文件页数： | 1/20页 |
| 文件大小： | 0K |
| 描述： | IC SRAM 72KBIT 25NS 80TQFP |
| 标准包装： | 750 |
| 格式 - 存储器： | RAM |
| 存储器类型： | SRAM - 双端口，异步 |
| 存储容量： | 72K（8K x 9） |
| 速度： | 25ns |
| 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： | 带卷 (TR) |
| 其它名称： | 7015L25PF8 |
HIGH-SPEED
8K x 9 DUAL-PORT
STATIC RAM
IDT7015S/L
True Dual-Ported memory cells which allow simultaneous
High-speed access
Features:
◆
reads of the same memory location
◆
– Commercial: 12/15/17/20/25/35ns (max.)
– Industrial: 20ns (max.)
◆
◆
◆
◆
M/ S = V IH for BUSY output flag on Master
M/ S = V IL for BUSY input on Slave
Busy and Interrupt Flag
On-chip port arbitration logic
Full on-chip hardware support of semaphore signaling
◆
◆
– Military: 20/25/35ns (max.)
Low-power operation
– IDT7015S
Active: 750mW (typ.)
Standby: 5mW (typ.)
– IDT7015L
Active: 750mW (typ.)
Standby: 1mW (typ.)
IDT7015 easily expands data bus width to 18 bits or more
◆
◆
◆
◆
◆
between ports
Fully asynchronous operation from either port
TTL-compatible, single 5V (±10%) power supply
Available in ceramic 68-pin PGA, 68-pin PLCC, and an 80-
pin TQFP
Industrial temperature range (–40°C to +85°C) is available
for selected speeds
Green parts available, see ordering information
using the Master/Slave select when cascading more than
one device
Functional Block Diagram
OE L
CE L
R/ W L
OE R
CE R
R/ W R
I/O 0L - I/O 8L
I/O
I/O
I/O 0R -I/O 8R
BUSY L
BUSY R
(1,2)
Control
Control
(1,2)
A 12L
A 0L
Address
Decoder
MEMORY
ARRAY
Address
Decoder
A 12R
A 0R
13
13
INT L
INT R
NOTES:
SEM L
(2)
CE L
OE L
R/ W L
ARBITRATION
INTERRUPT
SEMAPHORE
LOGIC
M/ S
CE R
OE R
R/ W R
2954 drw 01
SEM R
(2)
1. In MASTER mode: BUSY is an output and is a push-pull driver
In SLAVE mode: BUSY is input.
2. BUSY outputs and INT outputs are non-tri-stated push-pull drivers.
OCTOBER 2008
1
?2008 Integrated Device Technology, Inc.
DSC 2954/8
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相关代理商/技术参数 |
参数描述 |
|---|---|
| IDT7015L25PFB | 制造商:IDT 制造商全称:Integrated Device Technology 功能描述:HIGH-SPEED 8K x 9 DUAL-PORT STATIC RAM |
| IDT7015L25PFI | 制造商:IDT 制造商全称:Integrated Device Technology 功能描述:HIGH-SPEED 8K x 9 DUAL-PORT STATIC RAM |
| IDT7015L35G | 功能描述:IC SRAM 72KBIT 35NS 68PGA RoHS:否 类别:集成电路 (IC) >> 存储器 系列:- 标准包装:3,000 系列:- 格式 - 存储器:EEPROMs - 串行 存储器类型:EEPROM 存储容量:8K (1K x 8) 速度:400kHz 接口:I²C，2 线串口 电源电压:1.7 V ~ 5.5 V 工作温度:-40°C ~ 85°C 封装/外壳:8-SOIC（0.154"，3.90mm 宽） 供应商设备封装:8-SOIC 包装:带卷 (TR) |
| IDT7015L35GB | 制造商:IDT 制造商全称:Integrated Device Technology 功能描述:HIGH-SPEED 8K x 9 DUAL-PORT STATIC RAM |
| IDT7015L35GI | 制造商:IDT 制造商全称:Integrated Device Technology 功能描述:HIGH-SPEED 8K x 9 DUAL-PORT STATIC RAM |
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