參數(shù)資料
型號(hào): NCN6001
廠商: ON SEMICONDUCTOR
英文描述: Compact Smart Card Interface IC
中文描述: 緊湊型智能卡接口IC
文件頁(yè)數(shù): 7/36頁(yè)
文件大?。?/td> 332K
代理商: NCN6001
NCN6001
http://onsemi.com
7
DIGITAL PARAMETERS
@ 2.7 V < V
CC
< 5.5 V (-25
°
C to +85
°
C ambient temperature, unless otherwise noted)
.
Note: Digital inputs undershoot < - 0.3 V to ground, Digital inputs overshoot < 0.3 V to V
CC
.
Rating
Pin
Symbol
Min
Typ
Max
Unit
Input Asynchronous Clock Duty Cycle = 50%
@ V
CC
= 3.0 V Over the Temperature Range
@ V
CC
= 5.0 V Over the Temperature Range
3
F
CLKIN
-
-
-
-
30
40
MHz
Input Clock Rise Time
Input Clock Fall Time
3
F
tr
F
tf
2.5
2.5
-
-
-
-
ns
ns
Input SPI Clock
5
F
CLKSPI
-
-
15
MHz
Input CLK_SPI Rise/Fall Time @ Cout = 30 pF
5
tr
spi
, tf
spi
-
-
12
ns
Input MOSI Rise/Fall Time @ Cout = 30 pF
4
tr
mosi
,
tf
mosi
-
-
12
ns
Output MISO Rise/Fall Time @ Cout = 30 pF
7
tr
miso
,
tf
miso
-
-
12
ns
Input CS Rise/Fall Time
8
tr
str
, tf
str
-
-
12
ns
I/O Data Transfer Switching Time, both directions
(I/O and CRD_IO), @ Cout = 30 pF
I/O Rise Time * (Note 4)
I/O Fall Time
1, 20
t
RIO
t
FIO
-
-
-
-
0.8
0.8
s
s
INT Pull Up Resistance
2
R
ITA
20
50
80
k
Positive Going Input High Voltage Threshold
(CLK_IN, MOSI, CLK_SPI, EN_RPU, CS)
2, 3, 4, 5,
6, 8
V
IA
0.70 * V
CC
-
V
CC
V
Negative Going Input High Voltage Threshold
(CLK_IN, MOSI, CLK_SPI, EN_RPU, CS)
2, 3, 4, 5,
6, 8
V
ILLA
0
-
0.3 * V
CC
V
Output High Voltage
INT, MISO @ O
H
= -10 A
2, 7
V
OH
V
CC
-1.0 V
-
V
CC
V
Output Low Voltage
INT, MISO @ O
H
= 200 A
2, 7
V
OL
-
-
0.4
V
Delay Between Two Consecutive CLK_SPI Sequence
5
td
clk
33
-
-
ns
4. Since a 20 k (typical) pull up resistor is provided by the NCN6001, the external MPU can use an Open Drain connection. On the other hand,
NMOS smart cards can be used straightforward.
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