參數(shù)資料
型號: HM5264405D
廠商: Hitachi,Ltd.
英文描述: 64M LVTTL interface SDRAM(64M LVTTL接口同步DRAM)
中文描述: 6400 LVTTL接口的SDRAM(6400 LVTTL接口同步的DRAM)
文件頁數(shù): 50/67頁
文件大小: 615K
代理商: HM5264405D
HM5264165D-A60, HM5264805D-A60, HM5264405D-A60
50
Notes: 1. I
depends on output load condition when the device is selected. I
CC
(max) is specified at the
output open condition.
2. One bank operation.
3. Input signals are changed once per one clock.
4. Input signals are changed once per two clocks.
5. Input signals are changed once per four clocks.
6. After power down mode, CLK operating current.
7. After power down mode, no CLK operating current.
8. After self refresh mode set, self refresh current.
9. Input signals are V
IH
or V
IL
fixed.
Capacitance
(Ta = 25
°
C, V
CC
, V
CC
Q = 3.3 V
±
0.3 V)
Parameter
Symbol
Min
Max
Unit
Notes
Input capacitance (CLK)
C
I1
C
I2
C
O
2.5
4
pF
1, 2, 4
Input capacitance (Input)
2.5
5
pF
1, 2, 4
Output capacitance (DQ)
Notes: 1. Capacitance measured with Boonton Meter or effective capacitance measuring method.
2. Measurement condition: f = 1 MHz, 1.4 V bias, 200 mV swing.
3. DQM, DQMU/DQML = V
IH
to disable Dout.
4. This parameter is sampled and not 100% tested.
4
6.5
pF
1, 2, 3, 4
相關(guān)PDF資料
PDF描述
HM5264165D 64M LVTTL interface SDRAM(64M LVTTL接口同步DRAM)
HM5264805D 64M LVTTL interface SDRAM(64M LVTTL接口同步DRAM)
HM5264405F 64M LVTTL interface SDRAM(64M LVTTL接口同步DRAM)
HM5264805F-75 Circular Connector; MIL SPEC:MIL-C-26482, Series I, Solder; Body Material:Aluminum; Series:PT06; No. of Contacts:36; Connector Shell Size:22; Connecting Termination:Solder; Circular Shell Style:Straight Plug; Body Style:Straight
HM5264805F-A60 Circular Connector; MIL SPEC:MIL-C-26482, Series I, Solder; Body Material:Aluminum; Series:PT06; No. of Contacts:36; Connector Shell Size:22; Connecting Termination:Solder; Circular Shell Style:Straight Plug; Body Style:Straight
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