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DS1680 Datasheet(PDF) 17 Page - Dallas Semiconductor

Part # DS1680
Description  Portable System Controller with Touch-Screen Control
PDF  23 Pages
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Manufacturer  DALLAS [Dallas Semiconductor]
Direct Link  https://www.maximintegrated.com/en.html
Logo DALLAS - Dallas Semiconductor

DS1680 Datasheet(HTML) 17 Page - Dallas Semiconductor

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DS1680
17 of 23
DC ELECTRICAL CHARACTERISTICS
(0
°C to +70°C; V
CC = 3.3V
± 10%)
PARAMETER
SYMBOL
MIN
TYP
MAX
UNITS
NOTES
Input Leakage
ILI
-1
+1
µA
CS Leakage
ILO
170
µA
7
Logic 1 Output (IOUT = -0.4mA)
VOH
2.4
V
1
Logic 0 Output (IOUT = 1.5mA)
VOL
0.4
V
2
Active Supply Current (No Pen Detect)
ICCA
115
300
µA
3
Active Supply Current (Pen Detected)
ICCPD
3
mA
19
Standby Current
ICCS
110
200
µA
4
Oscillator Current
IOSC
300
500
nA
17
Battery Current (Oscillator Off)
IBAT
100
nA
18
Internal RST Pullup Resistor
RP
25
47
87
k
Ω
VCC Trip Point
VCCTP
2.75
2.86
2.97
V
VCC Switchover
VCCSW
2.67
2.78
V
12, 20
Pushbutton Detect
PBDV
0.8
2.0
V
Pushbutton Release
PBRD
0.3
0.8
V
Output Voltage
VCCO
VCC-0.3
V
11
VCCO Output Current (Source = VCC)
ICCO1
80
mA
13
VCCO Output Current (Source = VBAT)
ICCO2
100
µA
14
PFI Input Threshold
VPFI
1.15
1.25
1.35
V
PFI Input Leakage
IPFI
-25
25
nA
PFO
Output Voltage, IOH = -0.4mA
VOH
VCC-1.5
V
PFO
Output Voltage, IOL =1.5mA
VOL
0.4
V
CAPACITANCE
(TA = +25
°C)
PARAMETER
SYMBOL
MIN
TYP
MAX
UNITS
NOTES
Input Capacitance
CI
10
pF
I/O Capacitance
CI/O
15
pF
Crystal Capacitance
CX
6
pF
3-WIRE INTERFACE CHARACTERISTICS
(0
°C to +70°C; V
CC = 5.0V
± 10%)
PARAMETER
SYMBOL
MIN
TYP
MAX
UNITS
NOTES
Data to Clock Setup
tDC
50
ns
8
CLK to Data Hold
tCDH
70
ns
8
CLK to Data Delay
tCDD
200
ns
8, 9, 10
CLK to Low Time
tCL
250
ns
8
CLK to High Time
tCH
250
ns
8
CLK Frequency
tCLK
2.0
MHz
8
CLK Rise and Fall
tR, tF
500
ns
CS to CLK Setup
tCC
1
µs
8
CLK to CS Hold
tCCH
250
ns
8
CS Inactive Time
tCWH
1
µs
8
CS to I/O High- Z
tCDZ
70
ns
8



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