參數(shù)資料
型號: M48T512V-85PM1
廠商: STMICROELECTRONICS
元件分類: 時(shí)鐘/數(shù)據(jù)恢復(fù)及定時(shí)提取
英文描述: 0 TIMER(S), REAL TIME CLOCK, PDIP32
封裝: ROHS COMPLIANT, PLASTIC, DIP-32
文件頁數(shù): 22/23頁
文件大?。?/td> 370K
代理商: M48T512V-85PM1
Operating modes
M48T512Y, M48T512V
Doc ID 5747 Rev 6
Figure 4.
READ mode AC waveforms
Note:
WE = High.
Table 3.
READ mode AC characteristics
Symbol
Parameter(1)
1.
Valid for ambient operating temperature: TA = 0 to 70 °C; VCC = 4.5 to 5.5 V or 3.0 to 3.6 V (except where noted).
M48T512Y
M48T512V
Unit
–70
–85
Min
Max
Min
Max
tAVAV
READ cycle time
70
85
ns
tAVQV
Address valid to output valid
70
85
ns
tELQV
Chip enable low to output valid
70
85
ns
tGLQV
Output enable low to output valid
40
55
ns
tELQX
(2)
2.
CL = 5 pF.
Chip enable low to output transition
5
ns
tGLQX
Output enable low to output transition
5
ns
Chip enable high to output Hi-Z
25
30
ns
tGHQZ
Output enable high to output Hi-Z
25
30
ns
tAXQX
Address transition to output transition
10
5
ns
AI02389
tAVAV
tAVQV
tAXQX
tELQV
tELQX
tEHQZ
tGLQV
tGLQX
tGHQZ
DATA OUT
A0-A18
E
G
DQ0-DQ7
VALID
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