ncn6001 ON Semiconductor, ncn6001 Datasheet - Page 7

• Manufacturer Part Number: ncn6001
• Description: Compact Smart Card Interface Ic
• Manufacturer: ON Semiconductor

3. Since a 20 kW (typical) pullup resistor is provided by the NCN6001, the external MPU can use an Open Drain connection. On the other hand,
DIGITAL PARAMETERS
Note: Digital inputs undershoot < − 0.3 V to ground, Digital inputs overshoot < 0.3 V to V
Input Asynchronous Clock Duty Cycle = 50%
Input Clock Rise Time
Input Clock Fall Time
Input SPI Clock
Input CLK_SPI Rise/Fall Time @ Cout = 30 pF
Input MOSI Rise/Fall Time @ Cout = 30 pF
Output MISO Rise/Fall Time @ Cout = 30 pF
Input CS Rise/Fall Time
I/O Data Transfer Switching Time, both directions
I/O Rise Time * (Note 4)
I/O Fall Time
INT Pullup Resistance
Positive Going Input High Voltage Threshold
(CLK_IN, MOSI, CLK_SPI, EN_RPU, CS)
Negative Going Input High Voltage Threshold
(CLK_IN, MOSI, CLK_SPI, EN_RPU, CS)
Output High Voltage
INT, MISO @ O
Output Low Voltage
INT, MISO @ O
Delay Between Two Consecutive CLK_SPI Sequence
NMOS smart cards can be used straightforward.
@ V
@ V
(I/O and CRD_IO), @ Cout = 30 pF
CC
CC
H
H
= −10 mA
= 3.0 V Over the Temperature Range
= 5.0 V Over the Temperature Range
= 200 mA
Rating
@ 2.7 V < V
CC
< 5.5 V (−25°C to +85°C ambient temperature, unless otherwise noted).
http://onsemi.com
NCN6001
2, 3, 4, 5,
2, 3, 4, 5,
1, 20
6, 8
6, 8
2, 7
2, 7
Pin
3
3
5
5
4
7
8
2
5
7
tr
Symbol
F
tr
F
spi
tr
tr
CLKSPI
tf
tf
str
V
R
CLKIN
V
td
t
t
V
mosi
miso
V
F
F
mosi
miso
RIO
FIO
ILLA
, tf
, tf
ITA
OH
OL
clk
IA
tr
tf
spi
str
,
,
CC
.
V
0.70 * V
CC
Min
2.5
2.5
20
33
−1.0 V
−
−
−
−
−
−
−
−
−
0
−
CC
Typ
50
−
−
−
−
−
−
−
−
−
−
−
−
−
−
−
−
0.3 * V
Max
V
V
0.8
0.8
0.4
30
40
15
12
12
12
12
80
−
−
CC
CC
−
CC
MHz
MHz
Unit
kW
ns
ns
ns
ns
ns
ns
ms
ms
ns
V
V
V
V