參數(shù)資料
型號(hào): MC56U512NACA
廠商: SAMSUNG SEMICONDUCTOR CO. LTD.
英文描述: MultiMediaCard Specification
中文描述: 多媒體卡規(guī)格
文件頁(yè)數(shù): 13/66頁(yè)
文件大小: 1422K
代理商: MC56U512NACA
MultiMediaCard
TM
13
3
Product Specifications
3.1 Recommended Operating Conditions
The recommended operating conditions define the parameter ranges for optimal performance and
durability of MultiMediaCard.
Parameter
Symbol
Min
Supply Voltage
Vcc
Low-level input
voltage
High-level
Input voltage
High-level
output current
Low-level output
current
Clock frequency
data transfer
mode(pp)
Clock frequency
ident. Mode(od)
Clock cycle time
data transfer
mode(pp)
Clock cycle time
ident. Mode(pp)
Clock low time
t
WL
Typ
3.0
Max
3.6
0.258*
Vcc
Vcc+0.3
Unit
V
V
Remark
2.7
V
IL
Vss-0.3
Inputs
V
IH
0.625*Vcc
V
I
OH
-2
mA
Outputs
I
OL
6
mA
f
PP
0
20
MHz
C
L
<100pF
(10 cards)
f
OD
0
400
KHz
t
PP
=1/f
PP
50
ns
t
OD
=1/f
PP
2.5
us
10
ns
C
L
<100pF
(10 cards)
C
L
<100pF
(10 cards)
C
L
<100pF
(10 cards)
C
L
<100pF
(10 cards)
C
L
<250pF
(30 cards)
C
L
<250pF
(30 cards)
C
L
<250pF
(30 cards)
C
L
<250pF
(30 cards)
Clock high time
t
WH
10
ns
Clock input rise
time
Clock input fall
time
Clock low time
t
LH
10
ns
t
HL
10
ns
t
WL
50
ns
Clock high time
t
WH
50
ns
Clock input rise
time
Clock input fall
time
t
LH
50
ns
Clock
input
clk*1
t
HL
50
ns
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