參數(shù)資料
型號(hào): TMS27C256-150
廠商: Texas Instruments, Inc.
英文描述: Programmable Read-Only Memory(32K×8結(jié)構(gòu),可擦可編程只讀存儲(chǔ)器)
中文描述: 可編程只讀存儲(chǔ)器(32K的× 8結(jié)構(gòu),可擦可編程只讀存儲(chǔ)器)
文件頁數(shù): 10/13頁
文件大?。?/td> 280K
代理商: TMS27C256-150
TMS27C256 262144-BIT UV ERASABLE PROGRAMMABLE
TMS27PC256 262144-BIT PROGRAMMABLE
READ-ONLY MEMORY
SMLS256G – SEPTEMBER 1984 – REVISED JUNE 1995
10
POST OFFICE BOX 655303
DALLAS, TEXAS 75265
POST OFFICE BOX 1443
HOUSTON, TEXAS 77251–1443
PARAMETER MEASUREMENT INFORMATION
Program
Verify
VIH
VIL
VIH/ VOH
VIL/ VOH
VPP
VCC
VCC
VCC
VIH
VIL
VIH
VIL
A0–A14
VPP
VCC
E
G
tsu(A)
tsu(D)
ten(G)
tdis(G)
Data-In Stable
Data-Out Valid
tsu(VPP)
tsu(VCC)
tsu(E)
th(D)
tw(IPGM)
tsu(G)
Address Stable
Hi-Z
Address
N+1
DQ0–DQ7
th(A)
tdis(G) and ten(G) are characteristics of the device but must be accommodated by the programmer
13-V VPP and 6.5-V VCC for SNAP! Pulse programming
Figure 4. Program-Cycle Timing (SNAP! Pulse Programming)
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