tda8035hn NXP Semiconductors, tda8035hn Datasheet - Page 6

• Manufacturer Part Number: tda8035hn
• Description: Smart Card Interface
• Manufacturer: NXP Semiconductors

NXP Semiconductors
Table 3.
TDA8035HN
Product data sheet
Symbol
SBM
V
SBP
SAP
VUP
Vcc
RST
CLK
GNDC
AUX1
AUX2
I/O
CS
PRESN
AUX1UC
AUX2UC
DDP
Pin description
Pin
17
18
19
20
21
22
23
24
25
26
27
28
29
30
31
32
…continued
Supply
V
V
V
V
V
Vcc
Vcc
Vcc
-
Vcc
Vcc
Vcc
V
V
V
V
DDP
DDP
DDP
DDP
DDP
DD(INTF)
DD(INTF)
DD(INTF)
DD(INTF)
All information provided in this document is subject to legal disclaimers.
Type
I/O
supply
I/O
I/O
I/O
O
O
O
supply
I/O
I/O
I/O
I
I
I/O
I/O
Rev. 1.0 — 19 April 2011
Description
DC/DC converter capacitor ; connected between SBM and SBP; C =
330nF with ESR < 100mΩ
Power supply voltage
DC/DC converter capacitor ; connected between SBM and SBP; C =
330nF with ESR < 100mΩ
DC/DC converter capacitor ; connected between SAM and SAP; C =
330nF with ESR < 100mΩ
DC/DC converter output decoupling capacitor connected between
VUP and GNDP; C = 1uF with ESR < 100mΩ
supply for the card (C1)( decouple to GND with 2 × 220nF capacitors
with ESR < 100mΩ).
card reset (C2)
clock to the card (C3)
card signal ground
auxiliary data line to/from the card (C4)(internal 10 k pull up resistor to
Vcc
auxiliary data line to/from the card (C8)(internal 10 k pull up resistor to
Vcc
data line to/from the card (C7)(internal 10 k pull up resistor to
Chip Select input from the host ( active High )
card presence contact input (active LOW); if PRESN is true, then the
card is considered as present. A debouncing feature of 4.05 ms typ.
is built in.
auxiliary data line to/from the host (internal 10 k pull up resistor to
V
auxiliary data line to/from the host (internal 10 k pull up resistor to
V
DD(INTF)
DD(INTF)
)
)
)
)
TDA8035HN
Smart card interface
© NXP B.V. 2011. All rights reserved.
Vcc
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