Datasheet

TDA8023_1 © NXP B.V. 2007. All rights reserved.
Product data sheet Rev. 01 — 16 July 2007 17 of 32
NXP Semiconductors
TDA8023
Low power IC card interface
11. Characteristics
[1] Sum of currents on pins V
DD
and V
DDI
.
Table 15. Supply
V
DD
= 3.3 V; V
DD(INTF)
= 1.5 V; f
CLKIN
= 10 MHz; GND = 0 V; T
amb
= 25 ° C; unless otherwise specified.
Symbol Parameter Conditions Min Typ Max Unit
V
DD
supply voltage on pin V
DD
2.7 - 6.5 V
V
DD(DCDC)
DC-to-DC converter
supply voltage
on pin V
DDP
2.7 - 6.5 V
V
DD(INTF)
interface supply voltage on pin V
DDI
1.5 - 6.5 V
I
DD
supply current Shutdown mode
[1]
--10µA
Inactive mode; CLKIN LOW or HIGH
[1]
- - 200 µA
Active mode; V
CC
= 5 V; f
CLK
= 5 MHz
[1]
capacitive; I
CC
= 5mA --15mA
capacitive; I
CC
= 55 mA - - 200 mA
inductive; I
CC
= 5mA --15mA
inductive; I
CC
= 55 mA - - 150 mA
Power-down mode; V
CC
=5V; I
CC
= 100 µA;
CLK stopped; CLKIN HIGH or LOW;
capacitive or inductive
[1]
--2mA
I
DD(INTF)
interface supply current on pin V
DDI
- - 120 µA
V
th(POR)L
LOW-level power-on reset
threshold voltage
decreasing voltage on pin V
DD
; see Figure 4 2.30 - 2.60 V
V
hys(POR)
power-on reset hysteresis
voltage
on pin V
DD
; see Figure 4 50 - 150 mV
Table 16. Supply supervisor
V
DD
= 3.3 V; V
DD(INTF)
= 1.5 V; f
CLKIN
= 10 MHz; GND = 0 V; T
amb
= 25 ° C; unless otherwise specified.
Symbol Parameter Conditions Min Typ Max Unit
Pin PORADJ
V
th(H)(PORADJ)
HIGH-level threshold voltage
on pin PORADJ
rising voltage;
see
Section 8.2.2
1.25 1.28 1.31 V
V
th(L)(PORADJ)
LOW-level threshold voltage
on pin PORADJ
falling voltage;
see
Section 8.2.2
1.19 1.22 1.25 V
V
hys
hysteresis voltage V
th(H)(PORADJ)
− V
th(L)(PORADJ)
;
see
Section 8.2.2
30 60 90 mV
∆V
th
/∆T threshold voltage variation
with temperature
on V
th(H)(PORADJ)
and V
th(L)(PORADJ)
- - 0.25 mV/°C
I
L
leakage current V
PORADJ
< 0.6 V 0 4 10 µA
V
PORADJ
> 0.8 V −1- +1 µA
Pin CDEL
V
CDEL
voltage on pin CDEL - - V
DD
+ 0.3 V
I
CDEL
current on pin CDEL pin grounded (charge) - −20 µA
V
CDEL
= V
DD
(discharge) - −5- mA
t
W
pulse width internal alarm pulse;
C
CDEL
=22nF
-10- ms