DS8005 データシートの表示（PDF） - Maxim Integrated
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DS8005 Datasheet PDF : 20 Pages
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DS8005
Smart Card Interface
Recommended DC Operating Conditions (continued)
(VDD = +3.3V, VDDA = +5.0V, TA = +25°C, unless otherwise noted. All specifications apply to the device, unless otherwise noted in the
CONDITIONS column.) (Note 1)
PARAMETER
CLOCK SOURCE
Crystal Frequency
XTAL1 Operating Conditions
SYMBOL
CONDITIONS
fXTAL
fXTAL1
VIL_XTAL1
External crystal (Note 1)
(Note 1)
Low-level input on XTAL1
VIH_XTAL1 High-level input on XTAL1
External Capacitance for Crystal
Internal Oscillator
SHUTDOWN TEMPERATURE
CXTAL1,
CXTAL2
fINT
Shutdown Temperature
TSD
RSTA AND RSTB PINS
Card-Inactive Mode
Output Low Voltage
Output Current
Output Low Voltage
Output High
Voltage
VOL_RST1
IOL_RST1
VOL_RST2
IOL_RST = 1mA
VOL_RST = 0V
IOL_RST = 200µA
VOH_RST2 IOH_RST = -200µA
Card-Active Mode Rise Time
tR_RST CL = 30pF (Note 1)
Fall Time
tF_RST CL = 30pF (Note 1)
Current Limitation
IRST(LIMIT)
RSTIN to RST Delay tD(RSTIN-RST)
CLKA AND CLKB PINS
Card-Inactive Mode
Output Low Voltage
Output Current
Output Low Voltage
Output High
Voltage
VOL_CLK1
IOL_CLK1
VOL_CLK2
VOH_CLK2
IOLCLK = 1mA
VOLCLK = 0V
IOLCLK = 200µA
IOHCLK = -200µA
Rise Time
Card-Active Mode Fall Time
Current Limitation
Clock Frequency
Duty Factor
Slew Rate
VCCA AND VCCB PINS
Output Low Voltage
Card-Inactive Mode
Output Current
tR_CLK
tF_CLK
ICLK(LIMIT)
fCLK
δ
SR
CL = 30pF (Notes 1, 4)
CL = 30pF (Notes 1, 4)
Operational
CL = 30pF
CL = 30pF (Note 1)
VCC1
ICC1
ICC = 1mA
VCC = 0V
MIN TYP MAX UNITS
0
0
-0.3
0.7 x
VDD
2.2
20
20
0.3 x
VDD
VDD +
0.3
MHz
MHz
V
15
pF
2.7 3.4 MHz
+150
°C
VCC -
0.5
-20
0.3
V
-1
mA
0.3
V
V
0.1
µs
0.1
µs
+20 mA
2
µs
VCC -
0.5
-75
0
45
0.2
0.3
V
-1
mA
0.3
V
V
8
ns
8
ns
+75 mA
10 MHz
55
%
V/ns
0.3
V
0
-1
mA
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