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ADUC7034 Datasheet(PDF) 10 Page - Analog Devices

Part # ADUC7034
Description  Integrated Precision Battery Sensor for Automotive
Download  142 Pages
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Manufacturer  AD [Analog Devices]
Direct Link  http://www.analog.com
Logo AD - Analog Devices

ADUC7034 Datasheet(HTML) 10 Page - Analog Devices

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ADuC7034
Preliminary Technical Data
Rev. Pr.A | Page 10 of 142
Parameter
Test Conditions/Comments
Min
Typ
Max
Unit
Input leakage current
Input (high) = VDD or input (low) = IO_VSS
−50
+50
µA
VOL, Output Low Voltage
1.2
V
VOH, Output High Voltage
0.8 VDD
VDD
V
Io(sc) Short-Circuit Output Current
VBSD = VDD = 12 V
50
80
120
mA
VINL, Input Low Voltage
1.8
V
VINH, Input High Voltage
0.7 VDD
V
WAKE
RL = 300 Ω, CBUS = 91 nF, RLIMIT = 39 Ω
VDD1
Supply voltage range at which the WU pin is
functional
7
18
V
Input Leakage Current
Input (high) = VDD
0.4
2.1
mA
Input (low) = IO_VSS
−50
+50
µA
VOH31
Output high level
5
V
VOL31
Output low level
2
V
VIH
Input high level
4.6
V
VIL
Input low level
1.2
V
Monoflop Timeout
Timeout period
0.6
1.3
2
sec
Io(sc) Short-Circuit Output Current
65
100
mA
SERIAL TEST INTERFACE
RL = 500 Ω, CBUS = 2.4 nF, RLIMIT = 39 Ω
Baud Rate
40
kbps
Input Leakage Current
Input (high) = VDD or Input (low) = IO_VSS
−50
+70
µA
VDD
Supply voltage range for which STI is functional
7
18
V
VOH
Output high level
0.6
VDD
VOL
Output low level
0.4
VDD
VIH
Input high level
0.6
VDD
VIL
Input low level
0.4
VDD
PACKAGE THERMAL SPECIFICATIONS
Thermal Shutdown1, 32
140
150
160
°C
Thermal Impedance (θJA)33
48-lead LFCSP, stacked die
45
°C/W
POWER REQUIREMENTS
Power Supply Voltages
VDD (Battery Supply)
3.5
18
V
REG_DVDD, REG_AVDD34
2.5
2.6
2.7
V
Power Consumption
IDD (MCU Normal Mode)35
MCU clock rate = 10.24 MHz, ADC off
10
20
mA
MCU clock rate = 20.48 MHz, ADC off
20
mA
IDD (MCU Powered Down)1
ADC low power mode, measured over the range
of TA = −10°C to +40°C, continuous ADC conversion
300
400
µA
ADC low power mode, measured over the range
of TA = −40°C to +85°C, continuous ADC conversion
300
500
µA
ADC low power plus mode, measured over an
ambient temperature range of TA = −10°C to
+40°C, continuous ADC conversion
520
700
µA
Average current, measured with wake and
watchdog timer clocked from the low power
oscillator, TA = −40°C to +85°C
120
300
µA
IDD (MCU Powered Down)
Average current, measured with wake and
watchdog timer clocked from low power
oscillator over a range of TA = −10°C to +40°C
120
175
µA
IDD (Current ADC)
1.7
mA
IDD (Voltage/Temperature ADC)
0.5
mA
IDD (Precision Oscillator)
400
µA
1 These numbers are not production tested, but are guaranteed by design and/or characterization data at production release.
2 Valid for current ADC gain setting of PGA = 4 to 64.
3 These numbers include temperature drift.


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