TDA8005A Datasheet, PDF (24/36 Pages) NXP Semiconductors – Low-power 3 V/5 V smart card coupler

Philips Semiconductors
Low-power (3 V/5 V) smart card coupler
Preliminary specification
TDA8005A
SYMBOL
PARAMETER
Card supply voltage (pin V_CC)
V_o(VCC)
card supply output voltage
I_o(VCC)
card supply output current
SR
slew rate on V_CC
(rise and fall)
Data line (pin I/O)
V_o(I/O)
output voltage
I_o(I/O)
output current
V_OL
LOW-level output voltage
V_OH
HIGH-level output voltage
V_IL
LOW-level input voltage
V_IH
HIGH-level input voltage
t_r
rise time
t_f
fall time
Protections
I_CC(sd)
shutdown current at pin V_CC
CONDITIONS
MIN.
when inactive and when LIS −0.3
is used; I_o(VCC) = 1 mA
when active; 5 V card
no load
4.85
static load
4.75
dynamic loads on 200 nF 4.5
capacitor
when active; 3 V card
no load
2.9
static load
2.79
dynamic loads on 200 nF 2.75
capacitor
when inactive and pin
−
grounded
when active
−
limited
−
maximum load capacitor 0.04
250 nF (including typical
200 nF decoupling)
when inactive or when LIS
is used; I_o(I/O) = 1 mA
when inactive and pin
grounded
I/O configured as output;
I_OL = 1 mA
I/O configured as output;
I_OH ≤ 100 µA
I/O configured as input;
I_IL = 1 mA
I/O configured as input;
I_IL = 100 µA
C_L = 30 pF
C_L = 30 pF
−0.3
−
−0.25
0.8V_CC
0
0.6V_CC
−
−
−
TYP.
MAX. UNIT
−
+0.4
V
5.05
5.25
V
5.0
5.25
V
−
5.4
V
3.03
3.15
V
3
3.21
V
−
3.25
V
−
−1
mA
−
20
mA
−
note 1
mA
0.1
0.16
V/µs
−
+0.4
V
−
−1
mA
−
+0.3
V
−
V_CC + 0.25 V
−
0.5
V
−
V_CC
V
−
1
µs
−
1
µs
00/30/60; −
mA
note 1
1998 Mar 20
24