TDA8034HN/C1,118 NXP Semiconductors, TDA8034HN/C1,118 Datasheet - Page 6
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TDA8034HN/C1,118
Manufacturer Part Number
TDA8034HN/C1,118
Description
IC SMARD CARD INTERFACE 24HVQFN
Manufacturer
NXP Semiconductors
Datasheet
1.TDA8034HNC1118.pdf
(30 pages)
Specifications of TDA8034HN/C1,118
Controller Type
Smart Card Interface
Interface
Analog
Voltage - Supply
1.8V, 3V, 5V
Current - Supply
65mA
Operating Temperature
-25°C ~ 85°C
Mounting Type
Surface Mount
Package / Case
24-VQFN Exposed Pad, 24-HVQFN, 24-SQFN, 24-DHVQFN
Lead Free Status / RoHS Status
Lead free / RoHS Compliant
NXP Semiconductors
TDA8034HN
Product data sheet
8.2 Voltage supervisor
The voltage supervisor monitors the voltage of the V
providing both Power-On Reset (POR) and supply drop-out detection during a card
session. The supervisor threshold voltages for V
V
inactive irrespective of the command line levels. After V
V
sent to a digital controller in order to reset the TDA8034HN. This defined reset pulse of
approximately 8 ms, i.e. (t
the Shutdown mode during the supply voltage power on; see
sequence is performed when either V
Remark: f
parameter.
Fig 3.
Fig 4.
DD(INTF)
th
+ V
(internal signal)
hys
V
ALARMN
externally by pin PORADJ. As long as V
Voltage supervisor circuit
Voltage supervisor waveforms
, the IC remains inactive for the duration of t
th
osc(int)low
+ V
V
V
hys
DD
th
All information provided in this document is subject to legal disclaimers.
V
is the low frequency (or inactive) mode of the defined f
DD(INTF)
Rev. 3.0. — 17 January 2011
VCC_SEL2
R1
R2
PORADJ
V
w
V
DDP
DD
= 1024 ×
power on
t
w
1
DD
∨
fosc(int)low
, V
DDP
or V
), is used internally to maintain the IC in
DDP
REFERENCE
DD
VOLTAGE
DD(INTF)
is less than V
DDP
supply dropout
V
and V
DD
w
DD
. The output of the supervisor is
, V
has reached a level higher than
DD
DD
falls below V
t
w
Figure
are set internally, and for
and V
TDA8034HN
001aal138
th
+ V
Smart card interface
DD(INTF)
4. A deactivation
hys
© NXP B.V. 2011. All rights reserved.
th
, the IC remains
.
osc(int)
power off
supplies
001aak993
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