參數(shù)資料
型號(hào): CY7C1484V33-167BZXC
廠商: CYPRESS SEMICONDUCTOR CORP
元件分類: DRAM
英文描述: 72-Mbit (2M x 36/4M x 18) Pipelined DCD Sync SRAM
中文描述: 2M X 36 CACHE SRAM, 3.4 ns, PBGA165
封裝: 15 X 17 MM, 1.40 MM HEIGHT, LEAD FREE, FBGA-165
文件頁數(shù): 17/26頁
文件大小: 909K
代理商: CY7C1484V33-167BZXC
CY7C1484V33
CY7C1485V33
Document #: 38-05285 Rev. *G
Page 17 of 26
Capacitance
[15]
Parameter
Description
Test Conditions
100 TQFP
Package
165 FBGA
Package
Unit
C
ADDRESS
C
DATA
C
CTRL
C
CLK
C
I/O
Address Input Capacitance
T
A
= 25
°
C, f = 1 MHz,
V
DD
= 3.3V.
V
DDQ
= 2.5V
6
6
pF
Data Input Capacitance
5
5
pF
Control Input Capacitance
8
8
pF
Clock Input Capacitance
6
6
pF
Input/Output Capacitance
5
5
pF
Thermal Resistance
[15]
Parameter
Description
Test Conditions
100 TQFP
Package
165 FBGA
Package
Unit
Θ
JA
Thermal Resistance
(Junction to Ambient)
Test conditions follow standard test
methods and procedures for
measuring thermal impedance, per
EIA/JESD51.
24.63
16.3
°
C/W
Θ
JC
Thermal Resistance
(Junction to Case)
2.28
2.1
°
C/W
Note
15.Tested initially and after any design or process change that may affect these parameters.
AC Test Loads and Waveforms
OUTPUT
R = 317
R = 351
5 pF
INCLUDING
JIG AND
SCOPE
(a)
(b)
OUTPUT
R
L
= 50
Z
0
= 50
V
L
= 1.5V
3.3V
ALL INPUT PULSES
V
DDQ
GND
90%
10%
90%
10%
1 ns
1 ns
(c)
OUTPUT
R = 1667
R = 1538
5 pF
INCLUDING
JIG AND
SCOPE
(a)
(b)
OUTPUT
R
L
= 50
Z
0
= 50
V
L
= 1.25V
2.5V
ALL INPUT PULSES
V
DDQ
GND
90%
10%
90%
10%
1 ns
1 ns
(c)
3.3V IO Test Load
2.5V IO Test Load
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CY7C1484V33-167BZXI 72-Mbit (2M x 36/4M x 18) Pipelined DCD Sync SRAM
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CY7C1484V33-200AXI 72-Mbit (2M x 36/4M x 18) Pipelined DCD Sync SRAM
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