TDA8005A Datasheet, PDF (29/36 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
Table 5 Analog options
FEATURES
Step-up
Supervisor
I/O
I/O pull-up
R-CLK
R-RST
ALARM
PRES
IC protection
doubler
2.3 V
low
10 kΩ
0
0
active HIGH
active HIGH
no limitation
OPTIONS
tripler
3V
high impedance
20 kΩ
100 Ω
80 Ω
active LOW
active LOW
30 mA limitation
4.5 V
30 kΩ
150 Ω
130 Ω
60 mA limitation
200 Ω
180 Ω
1998 Mar 20
29