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ADC0831B View Datasheet(PDF) - Texas Instruments

Part NameDescriptionManufacturer
ADC0831B A/D PERIPHERALS WITH SERIAL CONTROL TI
Texas Instruments TI
ADC0831B Datasheet PDF : 9 Pages
1 2 3 4 5 6 7 8 9
ADC0831A, ADC0832A, ADC0831B, ADC0832B
A/D PERIPHERALS WITH SERIAL CONTROL
SLAS006 – AUGUST 1985 – REVISED JUNE 1986
absolute maximum ratings over recommended operating free-air temperature range (unless
otherwise noted)
Supply voltage, VCC (see Note 1) . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 6.5 V
Input voltage range: Logic . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . – 0.3 V to 15 V
Analog . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . – 0.3 V to VCC + 0.3
Input current . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . ± 5 mA
Total input current for package . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . ± 20 mA
Operating free-air temperature range: C-suffix . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 0°C to 70°C
I-suffix . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . – 40°C to 85°C
Storage temperature range . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . – 65°C to 150°C
Lead temperature 1,6 mm (1/16 inch) from case for 10 seconds . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 260°C
NOTE 1: All voltage values, except differential voltages, are with respect to the network ground terminal.
recommended operating conditions
MIN NOM MAX UNIT
VCC
VIH
VIL
fclock
Supply voltage
High-level input voltage
Low-level input voltage
Clock frequency
Clock duty cycle (see Note 2)
4.5
5 6.3 V
2
V
0.8 V
10
400 kHz
40
60 %
twH(C
S)
tsu
th
TA
Pulse duration, CS high
Setup time, CS low or ADC0832 data valid before CLK
Hold time, ADC0832 data valid after CLK
Operating free-air temperature
C-suffix
I-suffix
220
ns
350
ns
90
ns
0
70
°C
– 40
85
NOTE 2: The clock duty cycle range ensures proper operation at all clock frequencies. If a clock frequency is used outside the recommended
duty cycle range, the minimum pulse duration (high or low) is 1 µs.
electrical characteristics over recommended range of operating free-air temperature, VCC = 5 V,
fclock = 250 kHz (unless otherwise noted)
digital section
PARAMETER
TEST CONDITIONS{
C SUFFIX
MIN TYPMAX
VOH High-level output voltage
VCC = 4.75 V, IOH = – 360 µA 2.8
VCC = 4.75 V, IOH = – 10 µA
4.6
VOL Low-levl output voltage
VCC = 4.75 V, IOL = 1.6 mA 0.34
IIH High-level input current
VIH = 5 V
0.005
1
IIL
Low-level input current
VIL = 0
– 0.005 – 1
IOH High-level output (source) current VOH = VO,
TA = 25°C
– 6.5 – 14
IOL Low-level output (sink) current
VOL = VCC, TA = 25°C
8
16
IOZ
High-impedance-state output
current (DO)
VO = 5 V,
VO = 0,
TA = 25°C
TA = 25°C
0.01
3
– 0.01 – 3
Ci
Input capacitance
5
Co Output capacitance
5
All parameters are measured under open-loop conditions with zero common-mode input voltage.
All typical values are at VCC = 5 V, TA = 25°C.
I SUFFIX
MIN TYP
2.4
4.5
0.4
0.005
– 0.005
– 6.5 – 14
8
16
0.01
– 0.01
5
5
MAX
1
–1
3
–3
UNIT
V
V
µA
µA
mA
mA
µA
pF
pF
4
POST OFFICE BOX 655303 DALLAS, TEXAS 75265
POST OFFICE BOX 1443 HOUSTON, TEXAS 77251–1443
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