参数资料
型号: 73S8009C-DB
厂商: Maxim Integrated Products
文件页数: 14/32页
文件大小: 0K
描述: BOARD DEMO 73S8009C 32-QFN
产品培训模块: Lead (SnPb) Finish for COTS
Obsolescence Mitigation Program
标准包装: 1
系列: *
73S8009C Data Sheet
DS_8009C_025
Symbol
Parameter
Condition
Min
Nom
Max
Unit
Reset and Clock for card interface, RST, CLK
V OH
V OL
Output level, high
Output level, low
I OH =-200 μ A
I OL =200 μ A
0.9 * V CC
0
V CC
0.15
V
V
*V CC
V INACT
Output voltage when
I OL = 0
0.1
V
outside of session
I RST_LIM
I CLK_LIM
Output current limit, RST
Output current limit, CLK
30
70
mA
mA
t R , t F
Output rise time, fall time
C L = 35pF for CLK, 10% to
12
ns
90%
C L = 200pF for RST, 10% to
100
ns
90%
δ
Duty cycle for CLK
C L =35pF, F CLK ≤ 20 MHz,
45
55
%
CLKIN duty cycle is 48% to
52%.
2.4
Digital Signals Characteristics
Table 5 lists the 73S8009C digital signals characteristics.
Table 5: Digital Signals Characteristics
Symbol
Parameter
Condition
Min
Nom
Max
Unit
Digital I/O
(except for
I/OUC, AUX1UC, AUX2UC; see Smart Card Interface Requirements for those specifications)
V IL
Input Low Voltage
-0.3
0.8
V
VIL OFFACK
Input low voltage for
OFF_REQ pin = VDD
-0.3
0.7
V
OFF_ACK pin
V IH
V OL
Input High Voltage
Output Low Voltage
I OL = 2 mA
1.8
V DD + 0.3
0.45
V
V
V OH
Output High Voltage
I OH = -1 mA
V DD - 0.45
V
R OUT
R ACK
Pull-up resistor; OFF, RDY
Resistor between
14
70
20
100
26
130
k ?
k ?
OFF_REQ and 0FF_ACK
|I IL1 |
t SL
Input Leakage Current
Time from CS goes high to
GND < V IN < V DD
50
5
μA
ns
interface active
t DZ
Time from CS goes low to
50
ns
interface inactive, Hi-Z
t IS
Set-up time, control
50
ns
signals to CS rising edge
t SI
Hold time, control signals
50
ns
from CS rising edge
t ID
Set-up time, control
50
ns
signals to CS fall
t DI
Hold time, control signals
50
ns
from CS fall
14
Rev. 1.5
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