73S1217F Maxim, 73S1217F Datasheet - Page 114

• Manufacturer Part Number: 73S1217F
• Description: The Teridian 73S1217F is a self-contained SoC smart card reader IC that is an ideal solution for any USB-connected ISO 7816 design
• Manufacturer: Maxim

73S1217F Data Sheet
2 Application Schematics
2.1 Typical Application Schematic 1
114
Figure 27: 73S1217F Typical Application Schematic (Handheld USB PINpad, with Combo USB-Bus and Self-powered Configuration)
+5VDC
Host Serial TX
Host Serial RX
1
1
1
1
1
1
GND
D+
D-
30-SWITCH
KEYPAD
S1
SW_MOM
S6
SW_MOM
S12
SW_MOM
S17
SW_MOM
S22
SW_MOM
S27
SW_MOM
F1
1
4
7
.
W
J1
USB_CONN_4
3
3
3
3
3
3
GND
GND
GND
VCC
D+
D-
5
4
3
2
1
6
1
1
1
1
1
1
S2
SW_MOM
S7
SW_MOM
S13
SW_MOM
S18
SW_MOM
S23
SW_MOM
S28
SW_MOM
F2
2
5
8
0
X
3
3
3
3
3
3
U2
C1
0.1uF
1
1
1
1
1
1
S3
SW_MOM
S8
SW_MOM
S14
SW_MOM
S19
SW_MOM
S24
SW_MOM
S29
SW_MOM
R4
F3
3
6
9
/
Y
OPTIONAL LCD DISPLAY SYSTEM
16 CHARACTER BY 2 LINES
3
3
3
3
3
3
R1
R3
100k
1
1
1
1
1
1
R5
200k
ON/CE
DOWN
ENTER
S4
SW_MOM
S9
SW_MOM
S15
SW_MOM
S20
SW_MOM
S25
SW_MOM
S30
SW_MOM
24
24
UP
CLR
Z
3
3
3
3
3
3
1
1
1
1
1
1
SW_MOM
SW_MOM
SW_MOM
SW_MOM
SW_MOM
SW_MOM
S5
S10
S16
S21
S26
S31
A
B
C
D
E
F
3
3
3
3
3
3
USR6
USR5
USR4
USR3
USR2
USR1
2
C2
22pF
VDD
VDD
LCD
BRIGHTNESS
ADJUST
C13
0.1uF
RV1
10K
R2
18
19
20
21
22
23
24
25
26
27
28
29
30
31
32
33
34
1M
C14
0.1uF
5.0V Zener
TXD
COL4
USR7
ROW0
ROW1
USR6
ROW2
GND
DP
DM
VDD
USR5
USR4
USR3
USR2
ROW3
USR1
12.000MHz
C3
22pF
D2
Y1
C15
0.1uF
C16
1uF
73S1217F
+
C20
0.1uF
R14
1K
OFF_REQ
ON_OFF
C4/AUX1
C8/AUX2
D1
LED
SLUG
VBUS
PRES
VBAT
VDD
GND
VCC
GND
VPC
RST
CLK
LIN
I/O
VP
U1
69
68
67
66
65
64
63
62
61
60
59
58
57
56
55
54
53
52
25
26
27
28
29
30
31
32
NC
I/OUC
AUX1UC
AUX2UC
SAD0
SAD1
SAD2
NC
R7
3k
4.7uF
C8
R8
3k
L1
USR5
AUX1
AUX2
VCC
GND
RST
CLK
R11
NC
NC
VDD
10uH
73S8010R
+
U3
16
15
14
13
12
11
10
9
C4
10uF
R10
10k
R12
20k
2
0
R15
20k
R6
C9
27p
R9
1M
C12
0.1uF
Q1
NFET
C17
27p
1M
VDD
C10
27p
R13
0
C18
27p
1
S11
ON_OFF
0.47uF
C6
C11
1.0uF
BT1
BATTERY
BT2
BATTERY
BT3
BATTERY
BT4
BATTERY
C7 10uF
C19
AA
AA
AA
SW
0.1uF
2
+
C5
0.1uF
VDD
10
10
1
2
3
4
5
6
7
8
9
1
2
3
4
5
6
7
8
9
Smart Card Connector
SMARTCARD
SLOT #2
Smart Card Connector
VDD
J2
VCC
RST
CLK
C4
GND
VPP
I/O
C8
SW-1
SW-2
J3
VCC
RST
CLK
C4
GND
VPP
I/O
C8
SW-1
SW-2
SMARTCARD
SLOT #1
DS_1217F_002
Rev. 1.2