參數(shù)資料
型號(hào): CY7C0851V
廠商: Cypress Semiconductor Corp.
英文描述: 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)
中文描述: FLEx36TM 3.3 32K/64K/128K/256K × 36同步雙口RAM(FLEx36TM 3.3 32K/64K/128K/256K × 36同步雙端口RAM)的
文件頁(yè)數(shù): 25/29頁(yè)
文件大?。?/td> 764K
代理商: CY7C0851V
CY7C0850AV/CY7C0851AV
CY7C0852AV/CY7C0853AV
Document #: 38-06070 Rev. *E
Page 25 of 29
MailBox Interrupt Timing
[46, 47, 48, 49, 50]
Switching Waveforms
(continued)
t
CH2
t
CL2
t
CYC2
CLK
L
t
CH2
t
CL2
t
CYC2
CLK
R
3FFFF
t
SA
t
HA
A
n+3
A
n
A
n+1
A
n+2
L_PORT
ADDRESS
A
m
A
m+4
A
m+1
3FFFF
A
m+3
R_PORT
ADDRESS
INT
R
t
SA
t
HA
t
SINT
t
RINT
Table 7. Read/Write and Enable Operation
(Any Port)
[1, 8, 51, 52]
Inputs
Outputs
Operation
OE
CLK
CE
0
H
CE
1
X
R/W
DQ
0
DQ
35
High-Z
X
X
Deselected
X
X
L
X
High-Z
Deselected
X
L
H
L
D
IN
Write
L
L
H
H
D
OUT
Read
H
X
L
H
X
High-Z
Outputs Disabled
Notes:
46. CE
= OE = ADS = CNTEN = LOW; CE
= CNTRST = MRST = CNT/MSK = HIGH.
47. Address “3FFFF” is the mailbox location for R_Port of a 9M device.
48. L_Port is configured for Write operation, and R_Port is configured for Read operation.
49. At least one byte enable (B0 – B3) is required to be active during interrupt operations.
50. Interrupt flag is set with respect to the rising edge of the Write clock, and is reset with respect to the rising edge of the Read clock.
51. OE is an asynchronous input signal.
52. When CE changes state, deselection and Read happen after one cycle of latency.
相關(guān)PDF資料
PDF描述
CY7C0852V FLEx36TM 3.3V 32K/64K/128K/256K x 36 Synchronous Dual-Port RAM
CY7C0850V FLEx36TM 3.3V 32K/64K/128K/256K x 36 Synchronous Dual-Port RAM
CY7C0850V-133AC FLEx36TM 3.3V 32K/64K/128K/256K x 36 Synchronous Dual-Port RAM
CY7C0850V-133AI FLEx36TM 3.3V 32K/64K/128K/256K x 36 Synchronous Dual-Port RAM
CY7C0850V-133BBC FLEx36TM 3.3V 32K/64K/128K/256K x 36 Synchronous Dual-Port RAM
相關(guān)代理商/技術(shù)參數(shù)
參數(shù)描述
CY7C0851V-133AC 制造商:Rochester Electronics LLC 功能描述:64K X 36 SYNC DPSRAM - Bulk 制造商:Cypress Semiconductor 功能描述:
CY7C0851V-133AXC 功能描述:IC SRAM 2MBIT 133MHZ 176LQFP RoHS:是 類別:集成電路 (IC) >> 存儲(chǔ)器 系列:- 標(biāo)準(zhǔn)包裝:1,000 系列:- 格式 - 存儲(chǔ)器:RAM 存儲(chǔ)器類型:移動(dòng) SDRAM 存儲(chǔ)容量:256M(8Mx32) 速度:133MHz 接口:并聯(lián) 電源電壓:1.7 V ~ 1.95 V 工作溫度:-40°C ~ 85°C 封裝/外殼:90-VFBGA 供應(yīng)商設(shè)備封裝:90-VFBGA(8x13) 包裝:帶卷 (TR) 其它名稱:557-1327-2
CY7C0851V-133AXCT 功能描述:IC SRAM 2MBIT 133MHZ 176LQFP RoHS:是 類別:集成電路 (IC) >> 存儲(chǔ)器 系列:- 標(biāo)準(zhǔn)包裝:1,000 系列:- 格式 - 存儲(chǔ)器:RAM 存儲(chǔ)器類型:移動(dòng) SDRAM 存儲(chǔ)容量:256M(8Mx32) 速度:133MHz 接口:并聯(lián) 電源電壓:1.7 V ~ 1.95 V 工作溫度:-40°C ~ 85°C 封裝/外殼:90-VFBGA 供應(yīng)商設(shè)備封裝:90-VFBGA(8x13) 包裝:帶卷 (TR) 其它名稱:557-1327-2
CY7C0851V-133BBC 制造商:Rochester Electronics LLC 功能描述:64K X 36 SYNC DPSRAM - Bulk 制造商:Cypress Semiconductor 功能描述:SRAM Chip Sync Dual 3.3V 2.25M-Bit 64K x 36 4.4ns 172-Pin FBGA
CY7C0851V-133BBI 制造商:Cypress Semiconductor 功能描述: 制造商:Rochester Electronics LLC 功能描述:64K X 36 SYNC DPSRAM INDUSTRAIL TEMP - Bulk