參數(shù)資料
型號(hào): μPD45D128442
廠商: NEC Corp.
英文描述: 128 M-bit Synchronous DRAM with Double Data Rate(128 同步動(dòng)態(tài)RAM)
中文描述: 128 M位同步雙數(shù)據(jù)速率(128同步動(dòng)態(tài)RAM的內(nèi)存)
文件頁(yè)數(shù): 9/80頁(yè)
文件大?。?/td> 637K
代理商: ΜPD45D128442
9
μ
PD45D128442, 45D128842, 45D128164
Preliminary Data Sheet
12. Burst Termination ..... 34
12.1 Burst Stop Command in Read Cycle ..... 34
12.2 Precharge Termination in Read Cycle ..... 35
12.3 Precharge Termination in Write Cycle ..... 36
13. Electrical Specifications ..... 37
13.1 Absolute Maximum Ratings ..... 37
13.2 Recommended Operating Conditions ..... 37
13.3 Pin Capacitance (T
A
= 25
°
C, f = 1 MHz) ..... 37
13.4 DC Characteristics 1 (Recommended Operating Conditions unless otherwise noted) ..... 38
13.5 DC Characteristics 2 (Recommended Operating Conditions unless otherwise noted) ..... 38
13.6 AC Characteristics (Recommended Operating Conditions unless otherwise noted) ..... 39
13.6.1 Test Conditions ..... 39
13.6.2 Timing Diagram ..... 40
13.6.3 Synchronous Characteristics ..... 41
13.6.4 Synchronous Characteristics Example ..... 42
13.6.5 Asynchronous Characteristics ..... 42
14. Package Drawing ..... 74
15. Recommended Soldering Conditions ..... 75
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