參數(shù)資料
型號(hào): HB52E168EN
廠商: Hitachi,Ltd.
英文描述: 64 MB Unbuffered SDRAM DIMM(64MB 未緩沖同步DRAM DIMM)
中文描述: 64 MB的無(wú)緩沖SDRAM的內(nèi)存(64MB的未緩沖同步的DRAM內(nèi)存)
文件頁(yè)數(shù): 22/64頁(yè)
文件大?。?/td> 2741K
代理商: HB52E168EN
HB52E88EM-F, HB52E89EM-F, HB52E168EN-F, HB52E169EN-F
22
Notes: 1. I
CC
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, CK operating current.
7. After power down mode, no CK operating current.
8. After self refresh mode set, self refresh current.
Capacitance (Ta = 25
°
C, V
CC
= 3.3 V
±
0.3 V) (HB52E88EM)
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. DQMB = V
IH
to disable Data-out.
4. This parameter is sampled and not 100% tested.
Capacitance (Ta = 25
°
C, V
CC
= 3.3 V
±
0.3 V) (HB52E89EM)
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. DQMB = V
IH
to disable Data-out.
4. This parameter is sampled and not 100% tested.
Parameter
Input capacitance (Address)
Input capacitance (RE, CE, W)
Input capacitance (CKE)
Input capacitance (S)
Input capacitance (CK)
Input capacitance (DQMB)
Input/Output capacitance (DQ)
Symbol
C
I1
C
I2
C
I3
C
I4
C
I5
C
I6
C
I/O1
Max
70
63
68
34
50
16
14
Unit
pF
pF
pF
pF
pF
pF
pF
Notes
1, 2, 4
1, 2, 4
1, 2, 4
1, 2, 4
1, 2, 4
1, 2, 4
1, 2, 3, 4
Parameter
Input capacitance (RE, CE, W)
Input capacitance (CKE)
Input capacitance (S)
Input capacitance (CK)
Input capacitance (DQMB)
Input/Output capacitance (DQ)
Symbol
C
I2
C
I3
C
I4
C
I5
C
I6
C
I/O1
Max
66
70
39
50
21
14
Unit
pF
pF
pF
pF
pF
pF
Notes
1, 2, 4
1, 2, 4
1, 2, 4
1, 2, 4
1, 2, 4
1, 2, 3, 4
相關(guān)PDF資料
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HB52E169EN 64 MB Unbuffered SDRAM DIMM(64MB 未緩沖同步DRAM DIMM)
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