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參數(shù)資料
| 型號： | CY7C4245-25ASC |
| 廠商： | CYPRESS SEMICONDUCTOR CORP |
| 元件分類： | DRAM |
| 英文描述： | 64/256/512/1K/2K/4K x18 Low-Voltage Synchronous FIFOs |
| 中文描述： | 4K X 18 OTHER FIFO, 15 ns, PQFP64 |
| 封裝： | 10 X 10 MM, TQFP-64 |
| 文件頁數(shù)： | 5/25頁 |
| 文件大?。?/td> | 409K |
| 代理商： | CY7C4245-25ASC |
CY7C4425/4205/4215
CY7C4225/4235/4245
5
Notes:
7.
8.
9.
Tested initially and after any design or process changes that may affect these parameters.
C
L
= 30 pF for all AC parameters except for t
OHZ
.
C
L
= 5 pF for t
OHZ
.
Capacitance
[7]
Parameter
Description
Test Conditions
T
A
= 25
°
C, f = 1 MHz,
V
CC
= 5.0V
Max.
5
7
Unit
pF
pF
C
IN
C
OUT
Input Capacitance
Output Capacitance
AC Test Loads and Waveforms
[8, 9]
3.0V
5V
OUTPUT
R11.1K
R2
680
C
L
INCLUDING
JIG AND
SCOPE
GND
90%
10%
90%
10%
< 3 ns
< 3 ns
OUTPUT
1.91V
Equivalentto:
TEVENIN
EQUIVALENT
410
42X5–4
ALL INPUT PULSES
42X5–5
Switching Characteristics
Over the Operating Range
Parameter
t
S
t
A
t
CLK
t
CLKH
t
CLKL
t
DS
t
DH
t
ENS
t
ENH
t
RS
t
RSR
t
RSF
t
PRT
t
RTR
t
OLZ
t
OE
t
OHZ
t
WFF
t
REF
t
PAFasynch
Description
7C42X5-10
Min.
7C42X5-15
Min.
7C42X5-25
Min.
7C42X5-35
Min.
Max.
100
8
Max.
66.7
10
Max.
40
15
Max.
28.6
20
Unit
MHz
ns
ns
ns
ns
ns
ns
ns
ns
ns
ns
ns
ns
ns
ns
ns
ns
ns
ns
ns
Clock Cycle Frequency
Data Access Time
Clock Cycle Time
Clock HIGH Time
Clock LOW Time
Data Set-Up Time
Data Hold Time
Enable Set-Up Time
Enable Hold Time
Reset Pulse Width
[10]
Reset Recovery Time
Reset to Flag and Output Time
Retransmit Pulse Width
Retransmit Recovery Time
Output Enable to Output in Low Z
[11]
Output Enable to Output Valid
Output Enable to Output in High Z
[12]
Write Clock to Full Flag
Read Clock to Empty Flag
Clock to Programmable Almost-Full Flag
[12]
(Asynchronous mode, V
CC
/SMODE tied to V
CC
)
2
2
2
25
10
10
6
1
6
1
25
15
2
10
4.5
4.5
3
0.5
3
0.5
10
8
15
6
6
4
1
4
1
15
10
35
14
14
7
2
7
2
35
20
10
15
25
35
12
12
0
3
3
15
15
0
3
3
25
25
0
3
3
35
35
0
3
3
7
7
8
8
12
8
8
10
10
16
12
12
15
15
20
15
15
20
20
25
相關PDF資料 |
PDF描述 |
|---|---|
| CY7C4425-25ASI | 64/256/512/1K/2K/4K x18 Low-Voltage Synchronous FIFOs |
| CY7C4205-25ASI | 64/256/512/1K/2K/4K x18 Low-Voltage Synchronous FIFOs |
| CY7C4215-25ASI | 64/256/512/1K/2K/4K x18 Low-Voltage Synchronous FIFOs |
| CY7C4215-25AI | 64/256/512/1K/2K/4K x18 Low-Voltage Synchronous FIFOs |
| CY7C4215-25JC | 64/256/512/1K/2K/4K x18 Low-Voltage Synchronous FIFOs |
相關代理商/技術參數(shù) |
參數(shù)描述 |
|---|---|
| CY7C4245-25JC | 制造商:Cypress Semiconductor 功能描述:FIFO Mem Sync Dual Depth/Width Uni-Dir 4K x 18 68-Pin PLCC 制造商:Rochester Electronics LLC 功能描述:- Bulk |
| CY7C4245V-15ASC | 制造商:Rochester Electronics LLC 功能描述: 制造商:Rochester Electronics LLC 功能描述:4KX18 LOW VOLT SYNC FIFO - Bulk 制造商:Cypress Semiconductor 功能描述: |
| CY7C4245V-15ASXC | 功能描述:先進先出 4K X18 LO VLTG SYNC 先進先出 COM RoHS:否 制造商:IDT 電路數(shù)量: 數(shù)據(jù)總線寬度:18 bit 總線定向:Unidirectional 存儲容量:4 Mbit 定時類型:Synchronous 組織:256 K x 18 最大時鐘頻率:100 MHz 訪問時間:10 ns 電源電壓-最大:3.6 V 電源電壓-最小:6 V 最大工作電流:35 mA 最大工作溫度:+ 85 C 封裝 / 箱體:TQFP-80 封裝: |
| CY7C4245V-25ASC | 制造商:Cypress Semiconductor 功能描述:FIFO Mem Sync Dual Depth/Width Uni-Dir 4K x 18 64-Pin TQFP 制造商:Rochester Electronics LLC 功能描述:4KX18 LOW VOLT SYNC FIFO - Bulk |
| CY7C4245V-25ASCT | 制造商:Cypress Semiconductor 功能描述: |
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