tda8000t NXP Semiconductors, tda8000t Datasheet - Page 12

• Manufacturer Part Number: tda8000t
• Description: Smart Card Interface
• Manufacturer: NXP Semiconductors

Philips Semiconductors
CHARACTERISTICS
V
1996 Dec 12
Supply
V
I
V
V
V
Voltage supervisor
V
I
V
V
V
I
V
ALARM, ALARM (open-collector outputs)
I
V
I
V
t
t
Interrupt line OFF (open-collector)
I
V
Logic inputs (RSTIN, START, WRITE, CLKDIV, PSEL1, PSEL2, PRES, PRES); note 1
V
V
I
I
SYMBOL
DD
SUP
DEL
OH
OL
d
pulse
OH
IL
IH
DD
DD
th1
th4
hys4
SUP
th2
hys2
th3
DEL
OL
OH
OL
IL
IH
Smart card interface
= 12 V; V
supply voltage
supply current
threshold voltage for power-on
reset
threshold voltage on V
hysteresis on V
supply voltage for the supervisor
input current on V
threshold voltage on V
hysteresis on V
threshold voltage on DELAY
output current on DELAY
voltage on pin DELAY
HIGH level output current on pin
ALARM
LOW level output voltage on pin
ALARM
LOW level output current on pin
ALARM
HIGH level output voltage on pin
ALARM
delay between V
ALARM pulse width
HIGH level output current
LOW level output voltage
LOW level input voltage
HIGH level input voltage
LOW level input current
HIGH level input current
H
= 25 V; V
PARAMETER
SUP
th4
th2
= 5 V; f
SUP
SUP
and ALARM
DD
SUP
xtal
(falling)
= 7.16 MHz or f
(falling)
idle mode; V
idle mode; V
active mode; unloaded
pin grounded (charge)
V
V
I
V
I
C
C
V
I
V
V
OL
OH
OL
DEL
OH
OL
DEL
DEL
OH
IL
IH
= 2 mA
= 1 mA
= 0 V
= 2 mA
= 5 V
= 0 V
= 5 V
= 5 V
CONDITIONS
= 4 V (discharge)
CLKIN
= 47 nF; see Fig.3
= 47 nF
12
= 3.58 MHz; T
DD
DD
= 8 V
= 18 V
amb
6.7
16
20
26
1.5
6.0
50
4.5
10
2.35
6
V
30
1.5
4
SUP
= 25 C; unless otherwise specified.
MIN.
TDA8000; TDA8000T
1
22
28
32
3.0
5
1.6
TYP.
Product specification
18
30
36
38
4.0
6.5
200
2
4.68
80
2.65
3.5
25
0.4
10
65
25
0.4
0.8
20
2.5
25
20
MAX.
UNIT
V
mA
mA
mA
V
V
mV
V
mA
V
mV
V
mA
V
V
V
ms
V
V
V
A
A
A
s
A
A
A