TDA8020HL Datasheet, PDF (14/24 Pages) NXP Semiconductors – Dual smart card interface

Philips Semiconductors
Dual smart card interface
Product specification
TDA8020HL
SYMBOL
PARAMETER
CONDITIONS
MIN. TYP. MAX.
Card supply voltages (pins V_CC1 and V_CC2); note 1
V_o(inactive) output voltage in inactive
no load
0
mode
I_inactive = 1 mA
0
I_inactive
current from V_CC when
pin grounded
−
inactive
V_CC(ripple) output voltage including
ripple
active mode; I_CC < 65 mA;
5 V card; I_CC1 + I_CC2 < 80 mA;
2.5 V < V_DD < 6.5 V
active mode; I_CC < 65 mA;
3 V card; I_CC1 + I_CC2 < 80 mA;
2.5 V < V_DD < 6.5 V
active mode; current pulses of
40 nAs with I < 200 mA and
t < 400 ns; f < 20 MHz; 5 V card
4.75
2.8
4.6
active mode; current pulses of 2.76
24 nAs with I < 200 mA and
t < 400 ns; f < 20 MHz; 3 V card
V_CC(load) output voltage when both active mode; V_DD > 3 V;
4.6
slots fully loaded
I_CC1 < 55 mA; I_CC2 < 55 mA;
5 V cards
active mode; V_DD > 3.3 V;
I_CC < 50 mA; I_CC2 < 50 mA;
3 V cards
2.76
I_CC
output current
from 0 to 5 V (5 V card); the other −
card at full load; V_DD > 3 V
from 0 to 3 V (3 V card); the other −
card at full load; V_DD > 3.3 V
V_CC shorted to GND
−
V_ripple(p-p) ripple voltage (peak-to-peak from 20 kHz to 200 MHz
−
value)
SR
slew rate
up or down (maximum
0.08
capacitance is 300 nF)
−
0.1
−
0.3
−
−1
5
5.25
3
3.2
−
5.4
−
3.24
−
5.4
−
3.24
−
−55
−
−50
−
−100
−
350
0.14 0.20
Reset output to the cards (pins RST1 and RST2)
V_o(inactive) output voltage in inactive
mode
I_inactive
current from pin RST when
inactive
no load
I_inactive = 1 mA
pin grounded
V_OL
LOW-level output voltage I_OL = 200 µA
V_OH
HIGH-level output voltage I_OH < −200 µA
t_r
rise time
C_L = 30 pF
t_f
fall time
C_L = 30 pF
0
−
0.1
0
−
0.3
0
−
−1
0
−
0.3
V_CC − 0.5 −
V_CC
−
−
0.1
−
−
0.1
UNIT
V
V
mA
V
V
V
V
V
V
mA
mA
mA
mV
V/µs
V
V
mA
V
V
µs
µs
2001 Aug 15
14