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70V639S15PRFG8 PDF预览

70V639S15PRFG8

更新时间: 2024-09-15 15:46:19
品牌 Logo 应用领域
艾迪悌 - IDT 静态存储器内存集成电路
页数 文件大小 规格书
24页 705K
描述
Dual-Port SRAM, 128KX18, 15ns, CMOS, PQFP128, 14 X 20 MM, 1.40 MM HEIGHT, GREEN, TQFP-128

70V639S15PRFG8 技术参数

生命周期:Active包装说明:LFQFP,
Reach Compliance Code:compliantHTS代码:8542.32.00.41
风险等级:5.69最长访问时间:15 ns
JESD-30 代码:R-PQFP-G128长度:20 mm
内存密度:2359296 bit内存集成电路类型:DUAL-PORT SRAM
内存宽度:18功能数量:1
端子数量:128字数:131072 words
字数代码:128000工作模式:ASYNCHRONOUS
最高工作温度:70 °C最低工作温度:
组织:128KX18封装主体材料:PLASTIC/EPOXY
封装代码:LFQFP封装形状:RECTANGULAR
封装形式:FLATPACK, LOW PROFILE, FINE PITCH并行/串行:PARALLEL
座面最大高度:1.6 mm最大供电电压 (Vsup):3.45 V
最小供电电压 (Vsup):3.15 V标称供电电压 (Vsup):3.3 V
表面贴装:YES技术:CMOS
温度等级:COMMERCIAL端子形式:GULL WING
端子节距:0.5 mm端子位置:QUAD
宽度:14 mmBase Number Matches:1

70V639S15PRFG8 数据手册

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HIGH-SPEED 3.3V  
128K x 18 ASYNCHRONOUS  
DUAL-PORT STATIC RAM  
IDT70V639S  
Š
Features  
True Dual-Port memory cells which allow simultaneous  
access of the same memory location  
High-speed access  
Fully asynchronous operation from either port  
Separate byte controls for multiplexed bus and bus  
matching compatibility  
– Commercial:10/12/15ns(max.)  
Supports JTAG features compliant to IEEE 1149.1  
– Due to limited pin count, JTAG is not supported on the  
128-pin TQFP package.  
– Industrial:12/15ns(max.)  
Dual chip enables allow for depth expansion without  
external logic  
LVTTL-compatible, single 3.3V (±150mV) power supply for  
core  
IDT70V639 easily expands data bus width to 36 bits or  
more using the Master/Slave select when cascading more  
than one device  
LVTTL-compatible, selectable 3.3V (±150mV)/2.5V (±100mV)  
power supply for I/Os and control signals on each port  
Available in a 128-pin Thin Quad Flatpack, 208-ball fine  
pitch Ball Grid Array, and 256-ball Ball Grid Array  
Industrial temperature range (–40°C to +85°C) is available  
for selected speeds  
M/S = VIH for BUSY output flag on Master,  
M/S = VIL for BUSY input on Slave  
Busy and Interrupt Flags  
On-chip port arbitration logic  
Full on-chip hardware support of semaphore signaling  
Green parts available, see ordering information  
between ports  
Functional Block Diagram  
UB  
LB  
L
UB  
R
L
LB  
R
R/WL  
R/WR  
B
B
E
1
L
B
E
1
B
E
0
E
0
L
CE0L  
CE0R  
R
R
CE1L  
CE1R  
OEL  
OER  
Dout0-8_L  
Dout0-8_R  
Dout9-17_L  
Dout9-17_R  
128K x 18  
MEMORY  
ARRAY  
Din_L  
I/O0L- I/O17L  
Din_R  
I/O0R - I/O17R  
A
A
16R  
0R  
Address  
Decoder  
Address  
Decoder  
A
16L  
0L  
ADDR_L  
ADDR_R  
A
OE  
L
ARBITRATION  
OER  
INTERRUPT  
SEMAPHORE  
LOGIC  
CE0R  
CE1R  
CE0L  
CE1L  
R/WL  
R/WR  
BUSY  
SEM  
INT  
R
BUSY  
SEM  
INT  
L
L
M/S  
R
L
R
TMS  
TCK  
TRST  
TDI  
JTAG  
TDO  
5621 drw 01  
NOTES:  
1. BUSY is an input as a Slave (M/S=VIL) and an output when it is a Master (M/S=VIH).  
2. BUSY and INT are non-tri-state totem-pole outputs (push-pull).  
JUNE 2015  
1
DSC-5621/7  
©2015 Integrated Device Technology, Inc.  

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