Datasheet

DS_8009R_056 73S8009R Data Sheet
Rev. 1.3 11
Symbol Parameter Condition Min Nom Max Unit
Reset and Clock for card interface, RST, CLK
V
OH
Output level, high
I
OH
= -200 µA
0.9 * V
CC
– V
CC
V
V
OL
Output level, low
I
OL
= 200 µA
0 – 0.15*V
CC
V
V
INACT
Output voltage when
outside of session
I
OL
= 0 – – 0.1 V
I
OL
= 1 mA – – 0.3 V
I
RST_LIM
Output current limit, RST – – – 30 mA
I
CLK_LIM
Output current limit, CLK – – – 70 mA
CLK
SR3V
CLK slew rate V
CC
= 3 V 0.3 – – V/ns
CLK
SR5V
CLK slew rate V
CC
= 5 V 0.5 – – V/ns
t
R
, t
F
Output rise time, fall time C
L
= 35 pF for CLK,
10% to 90%
– – 8 ns
C
L
= 200 pF for RST,
10% to 90%
– – 100
δ
Duty cycle for CLK
C
L
=35 pF, F
CLK
≤ 20 MHz
45 – 55 %
2.4 Digital Signals Characteristics
Table 5 lists the 73S8009R digital signals characteristics.
Table 5: Digital Signals Characteristics
Symbol Parameter Condition Min Nom Max Unit
Digital I/O except for OSC I/O
V
IL
Input low voltage – -0.3 – 0.8 V
V
IH
Input high voltage – 1.8 – V
DD
+0.3 V
V
OL
Output low voltage I
OL
= 2 mA – – 0.45 V
V
OH
Output high voltage I
OH
= -1 mA V
DD
-0.45 – – V
R
OUT
Pull-up resistor; OFF, RDY – – 20 –
kΩ
|I
IL1
| Input leakage current GND < V
IN
< V
DD
– 5 μA
2.5 DC Characteristics
Table 6 lists the DC characteristics.
Table 6: DC Characteristics
Symbol Parameter Condition Min Nom Max Unit
I
DD
Supply current Normal operation – 700 1500 µA
Power down – – 5
I
PC
Supply current V
CC
on, I
CC
= 0 , I/O, AUX1,
AUX2 = high, CLK not toggling
– 450 650 µA
Power down – – 5
I
PCOFF
V
PC
supply current
when V
CC
= 0
CMDVCC is high – 345 550 µA