參數(shù)資料
型號： SSTU32865
廠商： NXP Semiconductors N.V.
英文描述： 1.8 V 28-bit 1:2 registered buffer with parity for DDR2 RDIMM
中文描述： 1.8伏28位1:2登記緩沖區(qū)的DDR2 RDIMM特別平價
文件頁數(shù)： 8/29頁
文件大?。?/td> 157K
代理商： SSTU32865
9397 750 13799
Koninklijke Philips Electronics N.V. 2004. All rights reserved.
Product data sheet
Rev. 02 — 28 September 2004
8 of 29
Philips Semiconductors
SSTU32865
1.8 V DDR registered buffer with parity
7.
Functional description
7.1 Function table
[1]
Q
0
is the previous state of the associated output.
[1]
PARIN arrives one clock cycle after the data to which it applies. All Dn inputs must be driven to a known state for parity to be calculated
correctly.
Table 3:
Function table (each flip-flop)
Inputs
Outputs
[1]
QCS0
RESET
DCS0
DCS1
CSGATEEN
CK
CK
Dn,DODTn,
DCKEn
L
H
X
L
H
X
L
H
X
L
H
X
L
H
X
X or floating
Qn
QCS1
QODTn,
QCKEn
L
H
Q
0
L
H
Q
0
L
H
Q
0
L
H
Q
0
L
H
Q
0
L
H
H
H
H
H
H
H
H
H
H
H
H
H
H
H
L
L
L
L
L
L
L
H
H
H
H
H
H
H
H
H
L
L
L
H
H
H
L
L
L
H
H
H
H
H
H
X
X
X
X
X
X
X
X
X
L
L
L
H
H
H
↑
↑
↓
↓
L
H
Q
0
L
H
Q
0
L
H
Q
0
L
H
Q
0
Q
0
Q
0
Q
0
L
L
L
L
L
L or H
↑
↑
L or H
↑
↑
L or H
↑
↑
L or H
↑
↑
L or H
X or
floating
L or H
↓
↓
L or H
↓
↓
L or H
↓
↓
L or H
↓
↓
L or H
X or
floating
Q
0
L
L
Q
0
H
H
Q
0
H
H
Q
0
H
H
Q
0
L
Q
0
H
H
Q
0
L
L
Q
0
H
H
Q
0
H
H
Q
0
L
X or
floating
X or
floating
X or floating
Table 4:
Parity and standby function table
Inputs
CK
Output
PTYERR
[2] [3]
RESET
DCS0
DCS1
CK
∑
of inputs = H
(D0 to D21)
even
odd
even
odd
even
odd
even
odd
X
X
X or floating
PARIN
[1]
H
H
H
H
H
H
H
H
H
H
L
L
L
L
L
H
H
H
H
H
X
H
H
H
H
L
L
L
L
H
X
↑
↑
↑
↑
↑
↑
↑
↑
↑
↓
↓
↓
↓
↓
↓
↓
↓
↓
L
L
H
H
L
L
H
H
X
X
H
L
L
H
H
L
L
H
PTYERR
0
PTYERR
0
H
L or H
X or floating
L or H
X or floating
X or floating
X or floating
X or floating
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相關(guān)代理商/技術(shù)參數(shù)
參數(shù)描述
SSTU32865EG 制造商:PHILIPS 制造商全稱:NXP Semiconductors 功能描述:1.8 V 28-bit 1:2 registered buffer with parity for DDR2 RDIMM
SSTU32865ET 功能描述:寄存器 1.8V 28-BIT REG BUF/PARITY RoHS:否 制造商:NXP Semiconductors 邏輯類型:CMOS 邏輯系列:HC 電路數(shù)量:1 最大時鐘頻率:36 MHz 傳播延遲時間: 高電平輸出電流:- 7.8 mA 低電平輸出電流:7.8 mA 電源電壓-最大:6 V 最大工作溫度:+ 125 C 封裝 / 箱體:SOT-38 封裝:Tube
SSTU32865ET,518 功能描述:寄存器 1.8V 28-BIT REG RoHS:否 制造商:NXP Semiconductors 邏輯類型:CMOS 邏輯系列:HC 電路數(shù)量:1 最大時鐘頻率:36 MHz 傳播延遲時間: 高電平輸出電流:- 7.8 mA 低電平輸出電流:7.8 mA 電源電壓-最大:6 V 最大工作溫度:+ 125 C 封裝 / 箱體:SOT-38 封裝:Tube
SSTU32865ET,551 功能描述:寄存器 1.8V 28-BIT REG RoHS:否 制造商:NXP Semiconductors 邏輯類型:CMOS 邏輯系列:HC 電路數(shù)量:1 最大時鐘頻率:36 MHz 傳播延遲時間: 高電平輸出電流:- 7.8 mA 低電平輸出電流:7.8 mA 電源電壓-最大:6 V 最大工作溫度:+ 125 C 封裝 / 箱體:SOT-38 封裝:Tube
SSTU32865ET,557 功能描述:寄存器 1.8V 28-BIT REG RoHS:否 制造商:NXP Semiconductors 邏輯類型:CMOS 邏輯系列:HC 電路數(shù)量:1 最大時鐘頻率:36 MHz 傳播延遲時間: 高電平輸出電流:- 7.8 mA 低電平輸出電流:7.8 mA 電源電壓-最大:6 V 最大工作溫度:+ 125 C 封裝 / 箱體:SOT-38 封裝:Tube
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