iC-TW3 SENSOR SIGNAL CONDITIONER WITH
TEMPERATURE COMPENSATION AND LINE DRIVER
Rev B1, Page 6/24
ELECTRICAL CHARACTERISTICS
Operating conditions: VDD, VDDA, VDDB, VDDIN = 3.0...5.5 V, Tj = -40...125 °C, reference point GND unless otherwise stated
Item Symbol
No.
Parameter
Conditions
Unit
Min.
Typ.
Max.
Oscillator CLK, TESTEN
501
Vt()hi
Input Threshold Voltage hi
VDD = 3.3 V +/- 10 %
VDD = 5.0 V +/- 10 %
1.5
3.3
V
V
502
Vt()lo
Input Threshold Voltage lo
VDD = 3.3 V +/- 10 %
VDD = 5.0 V +/- 10 %
0.8
1.0
V
V
503 Ipd()
504 Vpd()
Input Pull-Down Current
Input Pull-Down Voltage
Oscillator Frequency
V() = 1 V...VDD
I() = 3 µA
3
µA
700
mV
505
fosc
TEST_CLK = 1, measured at NERR;
CLKDIV = 0 (low active)
CLKDIV = 1
2
4
MHz
MHz
506 fin()
Permissible External Clock Fre-
quency at CLK
4
MHz
1-Wire Interface 1W
601 Vs()lo
602 Isc()lo
603 Ipu()
Saturation Voltage lo
I() = 1 mA
300
mV
mA
µA
Short-Circuit Current lo
Input Pull-Up Current
2
V() = 0...VDD - 1 V
-3
700
32
604 Vpu()
605 tr(), tf()
Input Pull-Up Voltage
Vpu() = VDD - V(), I() = -3 µA
VDD = 3.3 V, CL = 10 pF
mV
ns
Rise and Fall Time (10/90%)
Input Threshold Voltage hi
606
Vt()hi
VDD = 3.3 V +/- 10 %
VDD = 5.0 V +/- 10 %
1.5
3.3
V
V
607
Vt()lo
Input Threshold Voltage lo
VDD = 3.3 V +/- 10 %
VDD = 5.0 V +/- 10 %
0.8
1.0
V
V
I2C Interface SDA, SCL
701 Vs()lo
702 Isc()lo
703 Ipu()
704 Vpu()
Saturation Voltage lo
I() = 1 mA
400
mV
mA
µA
Short-Circuit Current lo
Pull-Up Current
V() = 1V...VDD
3
V() = 0...VDD - 1 V
Vpu() = VDD - V(), I() = -3 µA
-3
Input Pull-Up Voltage
700
mV
705
Vt()hi
Input Threshold Voltage hi at
SDA
VDD = 3.3 V +/- 10 %
VDD = 5.0 V +/- 10 %
1.5
3.3
V
V
706
Vt()lo
Input Threshold Voltage lo at
SDA
VDD = 3.3 V +/- 10 %
VDD = 5.0 V +/- 10 %
0.8
1.0
V
V
707 fclk()
708
Digital Output NERR
Write/Read Clock Frequency at CLKDIV = 0
SCL
100
kHz
tbusy()cfg Duration Of Startup Configuration
CLKDIV = 0, 2 LUT blocks
20
80
ms
ms
CLKDIV = 0, 16 LUT blocks
901 Vs()lo
902 Vs()hi
903 Isc()lo
904 Isc()hi
Saturation Voltage lo
I() = 1 mA
400
400
mV
mV
mA
mA
Saturation Voltage hi
Short-Circuit Current lo
Short-Circuit Current hi
Vs()hi = VDD - V(); I() = -1 mA
3
-2.5
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