參數(shù)資料
型號: CY7C0831AV
廠商: Cypress Semiconductor Corp.
英文描述: FLEx18 3.3V 64K/128K x 36 and 128K/256K x 18 Synchronous Dual-Port RAM(FLEx18 3.3V 64K/128K x 36和128K/256K x 18同步雙端口RAM)
中文描述: FLEx18 3.3 64K/128K × 36和128K/256K × 18同步雙口RAM(FLEx18 3.3 64K/128K × 36和128K/256K × 18同步雙端口RAM)的
文件頁數(shù): 13/28頁
文件大小: 775K
代理商: CY7C0831AV
CY7C0837AV
CY7C0830AV/CY7C0831AV
CY7C0832AV/CY7C0833AV
Document #: 38-06059 Rev. *Q
Page 13 of 28
AC Test Load and Waveforms
Capacitance
[25]
Part Number
CY7C0837AV
CY7C0830AV
CY7C0831AV
CY7C0832AV
CY7C0833AV
Parameter
C
IN
C
OUT
Description
Input Capacitance
Output Capacitance
Test Conditions
T
A
= 25
°
C, f = 1 MHz,
V
DD
= 3.3V
Max.
13
10
Unit
pF
pF
C
IN
C
OUT
Input Capacitance
Output Capacitance
22
20
pF
pF
R1 = 590
R2 = 435
C = 5 pF
(b) Three-state Delay (Load 2)
90%
10%
3.0V
Vss
90%
10%
< 2 ns
< 2 ns
ALL INPUT PULSES
3.3V
V
TH
= 1.5V
R = 50
Z
0
= 50
(a) Normal Load (Load 1)
C = 10 pF
OUTPUT
OUTPUT
Switching Characteristics
Over the Operating Range
Parameter
Description
-167
-133
-100
Unit
CY7C0837AV
CY7C0830AV
CY7C0831AV
CY7C0832AV
CY7C0837AV
CY7C0830AV
CY7C0831AV
CY7C0832AV
CY7C0833AV
CY7C0833AV
Min.
Max.
Min.
Max.
Min.
Max.
Min.
Max.
f
MAX2
t
CYC2
t
CH2
t
CL2
t
R[26]
t
F[26]
t
SA
t
HA
t
SB
t
HB
t
SC
t
HC
t
SW
t
HW
Maximum Operating Frequency
167
133
133
100
MHz
Clock Cycle Time
6.0
7.5
7.5
10
ns
Clock HIGH Time
2.7
3.0
3.0
4.0
ns
Clock LOW Time
2.7
3.0
3.0
4.0
ns
Clock Rise Time
2.0
2.0
2.0
3.0
ns
Clock Fall Time
2.0
2.0
2.0
3.0
ns
Address Set-up Time
2.3
2.5
2.5
3.0
ns
Address Hold Time
0.6
0.6
0.6
0.6
ns
Byte Select Set-up Time
2.3
2.5
2.5
3.0
ns
Byte Select Hold Time
0.6
0.6
0.6
0.6
ns
Chip Enable Set-up Time
2.3
2.5
NA
NA
ns
Chip Enable Hold Time
0.6
0.6
NA
NA
ns
R/W Set-up Time
2.3
2.5
2.5
3.0
ns
R/W Hold Time
0.6
0.6
0.6
0.6
ns
Notes:
25.C
also references C
.
26.Except JTAG signals (t
r
and t
f
< 10 ns [max.]).
相關(guān)PDF資料
PDF描述
CY7C0832AV FLEx18 3.3V 64K/128K x 36 and 128K/256K x 18 Synchronous Dual-Port RAM(FLEx18 3.3V 64K/128K x 36和128K/256K x 18同步雙端口RAM)
CY7C0833AV FLEx18 3.3V 64K/128K x 36 and 128K/256K x 18 Synchronous Dual-Port RAM(FLEx18 3.3V 64K/128K x 36和128K/256K x 18同步雙端口RAM)
CY7C0837AV FLEx18 3.3V 64K/128K x 36 and 128K/256K x 18 Synchronous Dual-Port RAM(FLEx18 3.3V 64K/128K x 36和128K/256K x 18同步雙端口RAM)
CY7C0851V FLEx36TM 3.3V 32K/64K/128K/256K x 36 Synchronous Dual-Port RAM(FLEx36TM 3.3V 32K/64K/128K/256K x 36同步雙端口RAM)
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參數(shù)描述
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