tda8035hn NXP Semiconductors, tda8035hn Datasheet - Page 5

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

NXP Semiconductors
7. Pinning information
Table 3.
TDA8035HN
Product data sheet
Symbol
I/OUC
PORADJ
CMDVCCN
V
CLKDIV1
CLKDIV2
EN_5V/3VN
EN_1.8 VN
RSTIN
OFFN
GND
XTAL1
XTAL2
VREG
SAM
GNDP
DD(INTF)
Pin description
Pin
1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
7.1 Pinning
7.2 Pin description
Fig 2.
Supply
V
V
V
V
V
V
V
V
V
V
-
V
V
V
V
-
DD(INTF)
DD(INTF)
DD(INTF)
DD(INTF)
DD(INTF)
DD(INTF)
DD(INTF)
DD(INTF)
DD(INTF)
DD(INTF)
DD(INTF)
DD(INTF)
DDP
DDP
Pin configuration HVQFN32
All information provided in this document is subject to legal disclaimers.
Type
I/O
I
I
supply
I
I
I
I
I
O
supply
I
O
supply
I/O
supply
EN_5V/3VN
index area
CMDVCCN
Rev. 1.0 — 19 April 2011
terminal 1
VDD(INTF)
EN_1.8VN
CLKDIV1
CLKDIV2
PORADJ
Description
host data I/O line (internal 10k pullup resistor to V
Input for V
with an external R bridge
start activation sequence input from the host (active LOW)
interface supply voltage
control with CLKDIV2 for choosing CLK frequency see
control with CLKDIV1 for choosing CLK frequency see
control signal for selecting
EN_1.8 VN = High
control signal for selecting
card reset input from the host (active HIGH)
NMOS interrupt to the host (active LOW) with 10k internal pull up
resistor to V
ground
crystal connection
crystal connection
Internal supply voltage
DC/DC converter capacitor ; connected between SAM and SAP; C =
330nF with ESR < 100mΩ
DC/DC converter power supply ground
I/OUC
1
2
3
4
5
6
7
8
DD(INTF)
DD(INTF)
Transparent top view
TDA8035
supervisor. PORADJ threshold can be changed
(See fault detection)
Vcc
Vcc
= 5 V (HIGH) or
= 1.8V (low)
24
23
22
21
20
19
18
17
001aan746
CLK
RST
VCC
VUP
SAP
SBP
VDDP
SBM
TDA8035HN
Smart card interface
Vcc
DD(INTF)
© NXP B.V. 2011. All rights reserved.
= 3 V (LOW) if
Table 4
Table 4
)
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