參數(shù)資料
型號: CY2318ANZPVC-11
廠商: CYPRESS SEMICONDUCTOR CORP
元件分類: 時鐘及定時
英文描述: 18 Output, 3.3V SDRAM Buffer for Desktop PCs with 4 DIMMs
中文描述: 2318 SERIES, LOW SKEW CLOCK DRIVER, 18 TRUE OUTPUT(S), 0 INVERTED OUTPUT(S), PDSO48
封裝: SSOP-48
文件頁數(shù): 2/9頁
文件大?。?/td> 184K
代理商: CY2318ANZPVC-11
CY2318ANZ
Document #: 38-07181 Rev. *B
Page 2 of 9
Device Functionality
Pin Summary
Name
Pins
Description
V
DD
V
SS
V
DDIIC
V
SSIIC
BUF_IN
3, 7, 12, 16, 20, 29, 33, 37, 42, 46
3.3V Digital voltage supply
6, 10, 15, 19, 22, 27, 30, 34, 39, 43
Ground
23
Serial interface voltage supply
26
Ground for serial interface
11
Input clock (5V Tolerant)
Output Enable (active HIGH), Three-state outputs when low
[1]
Serial data input
[1]
Serial clock input
[1]
OE
38
SDATA
24
SCLK
25
SDRAM [0–3]
4, 5, 8, 9
SDRAM byte 0 clock outputs
SDRAM [4–7]
13, 14, 17, 18
SDRAM byte 1 clock outputs
SDRAM [8–11]
31, 32, 35, 36
SDRAM byte 2 clock outputs
SDRAM [12–15]
40, 41, 44, 45
SDRAM byte 3 clock outputs
SDRAM [16–17]
21, 28
SDRAM clock outputs usable for feedback
N/C
1, 2, 47, 48
Reserved for future modifications, do not connect in system
Note:
1. Internal pull-up resistor to V
DD
(value > 100 kohms)
OE
0
1
SDRAM [0–17]
Hi-Z
1 x BUF_IN
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