参数资料
型号: M48T212A-85MH1TR
厂商: STMICROELECTRONICS
元件分类: 时钟/数据恢复及定时提取
英文描述: 0 TIMER(S), REAL TIME CLOCK, PDSO44
封装: HATLESS, PLASTIC, SOIC-44
文件页数: 7/30页
文件大小: 155K
代理商: M48T212A-85MH1TR
15/30
M48T212A
Table 11. WRITE Mode AC Characteristics
Note: 1. Valid for Ambient Operating Temperature: TA = 0 to 70
°C or –40 to 85°C; VCC = 3.0 to 3.6V (except where noted).
2. CL = 5pF
3. If E goes low simultaneously with W going low, the outputs remain in the high impedance state.
Symbol
Parameter(1)
M48T212A
Unit
Min
Max
tAVAV
WRITE Cycle Time
85
ns
tAVWL
Address Valid to WRITE Enable Low
0
ns
tAVEL
Address Valid to Chip Enable Low
0
ns
tWLWH
WRITE Enable Pulse Width
55
ns
tELEH
Chip Enable Low to Chip Enable High
60
ns
tWHAX
WRITE Enable High to Address Transition
0
ns
tEHAX
Chip Enable High to Address Transition
0
ns
tDVWH
Input Valid to WRITE Enable High
30
ns
tDVEH
Input Valid to Chip Enable High
30
ns
tWHDX
WRITE Enable High to Input Transition
0
ns
tEHDX
Chip Enable High to Input Transition
0
ns
tWLQZ
(2,3)
WRITE Enable Low to Output High-Z
25
ns
tAVWH
Address Valid to WRITE Enable High
65
ns
tAVEH
Address Valid to Chip Enable High
65
ns
tWHQX
(2,3)
WRITE Enable High to Output Transition
5
ns
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