參數(shù)資料
型號: IDT72V3612L20PF
廠商: INTEGRATED DEVICE TECHNOLOGY INC
元件分類: FIFO
英文描述: 3.3 VOLT CMOS SyncBiFIFO-TM 64 x 36 x 2
中文描述: 64 X 36 BI-DIRECTIONAL FIFO, 12 ns, PQFP120
封裝: TQFP-120
文件頁數(shù): 23/25頁
文件大?。?/td> 240K
代理商: IDT72V3612L20PF
7
IDT72V3612 3.3V, CMOS SyncBiFIFOTM
64 x 36 x 2
COMMERCIALTEMPERATURERANGE
DETERMINING ACTIVE CURRENT CONSUMPTION AND POWER DISSIPATION
The ICC(f) current for the graph in Figure 1 was taken while simultaneously reading and writing the FIFO on the IDT72V3612 with CLKA and CLKB set to
fS. All data inputs and data outputs change state during each clock cycle to consume the highest supply current. Data outputs were disconnected to normalize
the graph to a zero-capacitance load. Once the capacitance load per data-output channel is known, the power dissipation can be calculated with the equation
below.
CALCULATING POWER DISSIPATION
With ICC(f) taken from Figure 1, the maximum power dissipation (PT) of the IDT72V3612 may be calculated by:
PT = VCC x ICC(f) +
Σ(CL x (VOH - VOL)2 x fO)
N
where:
N
=
number of outputs = 36
CL
=
output capacitance load
fo
=
switching frequency of an output
VOH
=
output HIGH level voltage
VOL
=
output LOW level voltage
When no reads or writes are occurring on this device, the power dissipated by a single clock (CLKA or CLKB) input running at frequency fS is calculated
by:
PT = VCC x fS x 0.025 mA/MHz
Figure 1. Typical Characteristics: Supply Current (ICC) vs. Clock Frequency (fS)
010
20
30
40
50
60
70
0
25
50
75
100
125
150
VCC = 3.3V
fS
Clock Frequency MHz
ICC(f)
Supply
Current
mA
fdata = 1/2 fS
TA = 25
°C
CL = 0 pF
VCC = 3.0V
4663 drw 04
VCC = 3.6V
80
90
175
相關PDF資料
PDF描述
IDT72V3612L20PQF 3.3 VOLT CMOS SyncBiFIFO-TM 64 x 36 x 2
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IDT72V3624L15PF 3.3 VOLT CMOS SyncBiFIFO WITH BUS-MATCHING 256 x 36 x 2, 512 x 36 x 2, 1,024 x 36 x 2
IDT72V3626L10PF 3.3 VOLT CMOS TRIPLE BUS SyncFIFO WITH BUS-MATCHING 256 x 36 x 2, 512 x 36 x 2, 1,024 x 36 x 2
72V3626L10PF8 256 X 36 BI-DIRECTIONAL FIFO, 6.5 ns, PQFP128
相關代理商/技術參數(shù)
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IDT72V3613L12PF8 功能描述:IC FIFO CLOCK 64X36 12NS 120TQFP RoHS:否 類別:集成電路 (IC) >> 邏輯 - FIFO 系列:72V 標準包裝:90 系列:7200 功能:同步 存儲容量:288K(16K x 18) 數(shù)據(jù)速率:100MHz 訪問時間:10ns 電源電壓:4.5 V ~ 5.5 V 工作溫度:0°C ~ 70°C 安裝類型:表面貼裝 封裝/外殼:64-LQFP 供應商設備封裝:64-TQFP(14x14) 包裝:托盤 其它名稱:72271LA10PF
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