參數(shù)資料
型號: CY7C0851V-133AI
廠商: CYPRESS SEMICONDUCTOR CORP
元件分類: DRAM
英文描述: CONNECTOR ACCESSORY
中文描述: 64K X 36 DUAL-PORT SRAM, 4.4 ns, PQFP176
封裝: 24 X 24 MM, 1.40 MM HEIGHT, TQFP-176
文件頁數(shù): 24/29頁
文件大?。?/td> 764K
代理商: CY7C0851V-133AI
CY7C0850V/CY7C0851V
CY7C0852V/CY7C0853V
Document #: 38-06070 Rev. *D
Page 24 of 29
Counter Interrupt and Retransmit
[41, 42, 43, 44, 45]
Notes:
41. CE
= OE = B0 – B3 = LOW; CE
1
= R/W = CNTRST = MRST = HIGH.
42. CNTINT is always driven.
43. CNTINT goes LOW when the unmasked portion of the address counter is incremented to the maximum value.
44. The mask register assumed to have the value of 1FFFFh.
45. Retransmit happens if the counter remains in increment mode after it wraps to initially loaded value.
Switching Waveforms
(continued)
t
CH2
t
CL2
t
CYC2
CLK
1FFFD
1FFFF
INTERNAL
ADDRESS
Last_Loaded
Last_Loaded +1
t
HCM
COUNTER
1FFFE
CNTINT
t
SCINT
t
RCINT
1FFFC
CNTEN
ADS
CNT/MSK
t
SCM
相關(guān)PDF資料
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CY7C0851V-133BBC CONNECTOR ACCESSORY
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