參數(shù)資料
型號: GL828-MNG
廠商: Genesys Logic, Inc.
英文描述: USB 2.0 SD/MMC Single Slot Card Reader Controller
中文描述: 個USB 2.0 SD / MMC卡單槽讀卡機控制
文件頁數(shù): 18/23頁
文件大小: 521K
代理商: GL828-MNG
GL828 USB 2.0 SD/MMC Single Slot Card Reader Controller
2000-2006 Genesys Logic Inc. - All rights reserved.
Page 18
SD Interface Timing (C
L
= 30PF)
SYMBOL PARAMETER
CLOCK RATE
UNIT
f
PP
Clock frequency Data Transfer Mode
48
20
15
6
MHz
f
OD
Clock frequency Identification Mode
375
375
375
375
KHz
t
WL
Clock low time (min)
7.4
22
30
80
ns
t
WH
Clock high time (min)
7.4
22
30
80
ns
t
TLH
Clock rise time (max)
3
3
3
3
ns
t
THL
Clock fall time (max)
3
3
3
3
ns
t
ISU
Input set-up time (min)
6.6
19.8
27
72
ns
t
IH
Input hold time (min)
6.6
19.8
27
72
ns
t
ODLY
Output delay time (max)
2
2
2
2
ns
6.6.3 Reset Timing
EXTRSTZ
Trst
Figure 6.5 - Timing Diagram of Reset width
Figure 6.6 - Timing Diagram of Power Good to USB command receive ready
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GL828-PNG 制造商:GENESYS 制造商全稱:GENESYS 功能描述:USB 2.0 SD/MMC Single Slot Card Reader Controller
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