ncn6804 ON Semiconductor, ncn6804 Datasheet - Page 3

• Manufacturer Part Number: ncn6804
• Description: Dual Smart Card Interface Ic With Spi Programming Interface
• Manufacturer: ON Semiconductor

CLK_SPI
EN_RPU
CLK_IN
GNDD
MISO
MOSI
VDD
INT
CS
I/O
24
32
27
29
30
28
26
25
31
33
Exposed Pad
50 k
VDD
GND
VDD
18 k
VDD
INTERRUPT BLOCK
LOGIC CONTROL
I/O MUX
CLOCK
MUX
Figure 2. NCN6804 Block Diagram
http://onsemi.com
DET#A
DET#B
INT#A
INT#B
VDD
NCN6804
3
DET#A
DET#B
CARD #B DETECTION
CARD #A DETECTION
CLK DIV
CLK DIV
INT#A
18 k
18 k
12
11
10
23
22
21
18
19
20
15
17
16
14
13
1
9
8
5
6
7
4
3
2
S1
VDDPA
L1A
L2A
CRD_VCCA
GNDPA
CRD_I/OA
CRD_RSTA
CRD_CLKA
CRD_C8A
CRD_C4A
CRD_DETA
CRD_DETB
CRD_C4B
CRD_C8B
CRD_CLKB
CRD_RSTB
CRD_I/OB
GNDPB
CRD_VCCB
L2B
L1B
VDDPB