TDA8002C Datasheet, PDF (18/28 Pages) NXP Semiconductors – IC card interface

Philips Semiconductors
IC card interface
Product specification
TDA8002C
SYMBOL
PARAMETER
CONDITIONS
MIN.
TYP.
MAX. UNIT
Data lines
GENERAL
t_d(edge)
delay between falling edge
of I/O, AUX1, AUX2, I/OUC,
AUX1UC and AUX2UC
−
−
t_r, t_f
f_I/O(max)
rise and fall times
maximum frequency on
data lines
C_i = C_o = 30 pF
−
−
−
−
DATA LINES I/O, AUX1 AND AUX2 (WITH 10 KΩ PULL-UP RESISTOR CONNECTED TO V_CC)
V_o
output voltage
Idle and low-power modes
0
−
V_OH
HIGH-level output voltage I_OH = −20 µA
on data lines
0.8V_CC −
V_OL
LOW-level output voltage on I_I/O = 1 mA
data lines
−
−
V_IH
HIGH-level input voltage on
data lines
0.6V_CC −
V_IL
LOW-level input voltage on
data lines
0
−
V_idle
voltage on data lines
outside a session
−
−
R_pu
internal pull-up resistance
between data lines and V_CC
I_edge
current from data lines
when active pull-up is active
8
10
−
1
I_IL
LOW-level input current on V_IL = 0.4 V
data lines
−
−
I_IH
HIGH-level input current on V_IH = V_CC
data lines
−
−
1
µs
0.5
µs
200
kHz
0.3
V
V_CC
V
0.4
V
V_CC
V
0.5
V
0.4
V
12
kΩ
−
mA
−600
µA
10
µA
DATA LINES I/OUC, AUX1UC AND AUX2UC (WITH 20 KΩ PULL-UP RESISTOR CONNECTED TO V_DD WHEN CS IS HIGH AND
100 KΩ WHEN CS IS LOW)
V_OH
HIGH-level output voltage I_OH = −20 µA
on data lines
V_DD − 1 −
V_DD + 0.2 V
V_OL
LOW-level output voltage on I_I/OUC = 1 mA
data lines
−
−
0.4
V
V_IH
HIGH-level input voltage on
data lines
0.7V_DD −
V_DD
V
V_IL
LOW-level input voltage on
data lines
0
−
0.3V_DD
V
Z_idle
impedance on data lines
outside a session
10
−
−
MΩ
ALARM and OFF when connected (open-drain outputs)
I_OH(OFF)
HIGH-level output current
on pin OFF
V_OH(OFF) = 5 V
−
−
5
µA
1999 Oct 12
18