User Manual

19
November ’00 Chapter 4. Specifications
Figure 6: Maximum Supply Current I_VSP versus t_off (Power Stage)
Time t_off between 2 charge pulses of 50 ms [ms]
Values in brackets ( ) are for time t_off between 2 write cycles
I_IL
Low level input current for RSCA and
RSCB
V_IL=0V 17, 19 - -30 µA
I_IH
High level input current for RSCA and
RSCB
V_IH=5V 17, 19 - - 30 µA
V_OH
High level output voltage for RXCK,
RXDT and RXSS-
I_OH=-2mA
16, 18,
20
2,4--V
V_OH
High level output voltage for RXCK,
RXDT and RXSS-
I_OH=-1mA
16, 18,
20
4.0--V
V_OL
Low level output voltage for RXCK,
RXDT and RXSS-
I_OL=-2mA
16, 18,
20
--0.5V
R_GND
Decoupling resistor between GNDL
and GNDP
-
9 to
5,6,7,8
-33-Ohm
Parameter Description Condition
Pin No.
of ST2
min. nom. max Unit
C_A1
+C_A2
Antenna capacity
without tuning
cap.
A2 10.6 - 11.8 nF
C_AT6 Antenna tuning capacity weighted 32 - 1 1425 1500 1575 pF
C_AT5 Antenna tuning capacity weighted 16 - 3 740 780 820 pF
C_AT4 Antenna tuning capacity weighted 8 - 5 370 391 410 pF
C_AT3 Antenna tuning capacity weighted 4 - 7 209 220 231 pF
C_AT2 Antenna tuning capacity weighted 2 - 9 95 100 105 pF
C_AT1 Antenna tuning capacity weighted 1 - 11 50 56 64 pF
Parameter Description Condition
Pin No.
of ST1
min. nom. max Unit
1.8
1.5
1.2
0.9
0.6
0.3
0
50
(250)
100
(400)
150
(550)
200
(700)
250
(850)
0
I_VSP_max [A]