NCN6001 Datasheet, PDF (2/36 Pages) ON Semiconductor – Compact Smart Card Interface IC

NCN6001
C1 10 mF
GND
GND
V_CC
9
V_CC
1
I/O
U1
18
CRD_DET
20
CRD_IO
2
INT
3
CLK_IN
4
MOSI
5
CLK_SPI
CRD_RST ¹⁹
17
CRD_CLK
13
CRD_VCC
15
C4/S0
7
MISO
8
CS
14
C8/S1
GND ¹⁶
6 _{EN_RPU}
11
PWR_GND
R1
47 k
V_CC
10
Lout_L
12
Lout_H
NCN6001
L1
22 mH
GND
GND
C2
10 mF
GND
Figure 1. Typical Application
J1
17 _Swa
18 _Swb
7 _I/O
2 _RST
3
CLK
5
GND
1 _VCC
4 _C4
8 _C8
SMARTCARD_C
V_CC
50 k
INT 2
INTERRUPT BLOCK
CS 8
b7
b6
MISO
3 States
b5
7
b4
b3
MOSI
b2
4
b1
b0
CLK_SPI
5
LOGIC CONTROL
CLK_IN 3
EN_RPU 6
I/O 1
GROUND ¹⁶
CLOCK
DIVIDER
20 k
GND
PROGRAMMABLE
CARD DETECTION
b0
b1
18 CRD_DET
500 k
V_CC
9 V_CC
10 Lout_L
12 Lout_H
13 CRD_VCC
11 PWR_GND
GND
20 k
CRD_VCC
15 C4/S0
14 C8/S1
19 CRD_RST
17 CRD_CLK
20 CRD_IO
Figure 2. Block Diagram
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2