ncn6000 ON Semiconductor, ncn6000 Datasheet - Page 3

• Manufacturer Part Number: ncn6000
• Description: Compact Smart Card Interface Ic
• Manufacturer: ON Semiconductor

CLOCK_IN
PWR_ON
STATUS
RESET
PGM
INT
CS
I/O
A1
A0
10
9
6
3
2
1
4
5
8
7
GND
V
+V
V
bat
bat_OK
bat
50 k
50 k
1
2
A
50 k
GND
+V
bat
Q
1
2
DECODER
CARD STATUS
LOGIC & CARD PINS SEQUENCER
DIVIDER
S
R
CLOCK
1:16
V
CLK STOP
bat
Figure 3. Block Diagram
20 k
CARD DETECTION
PROGRAMMABLE
Delay
http://onsemi.com
50 ms
3
1/1
1/2
1/4
1/8
POLARITY
NCN6000
SELECT
STATUS INT
Set_V
DATA
3
DC−DC STATUS
F
500 k
CC
out
V
ENABLE V
PWR_ON
CLK_STOP
bat_OK
CLOCK
SEQ 2
SEQ 1
SEQ 3
V
DC−DC CONVERTER
3 V / 5 V
CLOCK
bat_OK
Active Pwr_Down
CC
Power Down
FAULT
STATUS INT
−
GND
DATA
+
V
bat
V
I/O
ON/OFF
bat
I/O
2.0 V
RESET
CLOCK
GND
DATA
V
CC
V
CC
V
bat
GND
20 k
20
15
19
18
17
16
13
14 CRD_IO
12
11
V
CRD_DET
CRD_V
L
L
PWR_GND
GROUND
CRD_CLK
CRD_RST
out_H
out_L
bat
CC