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ADC0803-1LCD View Datasheet(PDF) - Philips Electronics

Part NameDescriptionManufacturer
ADC0803-1LCD CMOS 8-bit A/D converters Philips
Philips Electronics Philips
ADC0803-1LCD Datasheet PDF : 18 Pages
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Philips Semiconductors
CMOS 8-bit A/D converters
Product data
ADC0803/0804
DC ELECTRICAL CHARACTERISTICS
VCC = 5.0 V, fCLK = 1 MHz, Tmin Tamb Tmax, unless otherwise specified.
SYMBOL
PARAMETER
TEST CONDITIONS
Min
ADC0803 relative accuracy error (adjusted)
Full-Scale adjusted
ADC0804 relative accuracy error (unadjusted)
RIN
VREF/2 input resistance3
Analog input voltage range3
VREF/2 = 2.500 VDC
VCC = 0 V2
400
–0.05
DC common-mode error
Power supply sensitivity
Control inputs
Over analog input voltage range
VCC = 5V ±10%1
VIH
Logical “1” input voltage
VIL
Logical “0” input voltage
IIH
Logical “1” input current
IIL
Logical “0” input current
Clock in and clock R
VCC = 5.25 VDC
2.0
VCC = 4.75 VDC
VIN = 5 VDC
VIN = 0 VDC
–1
VT+
Clock in positive-going threshold voltage
VT
Clock in negative-going threshold voltage
VH
Clock in hysteresis (VT+)–(VT–)
VOL
Logical “0” clock R output voltage
VOH
Logical “1” clock R output voltage
Data output and INTR
2.7
1.5
0.6
IOL = 360 µA, VCC = 4.75 VDC
IOH = –360 µA, VCC = 4.75 VDC
2.4
VOL
Logical “0” output voltage
Data outputs
IOL = 1.6 mA, VCC = 4.75 VDC
INTR outputs
IOL = 1.0 mA, VCC = 4.75 VDC
VOH
Logical “1” output voltage
IOH = –360 µA, VCC = 4.75 VDC
2.4
IOH = –10 µA, VCC = 4.75 VDC
4.5
IOZL
3-State output leakage
VOUT = 0 VDC, CS = logical “1”
–3
IOZH
3-State output leakage
VOUT = 5 VDC, CS = logical “1”
ISC
+Output short-circuit current
VOUT = 0 V, Tamb = 25 °C
4.5
ISC
–Output short-circuit current
VOUT = VCC, Tamb = 25 °C
9.0
ICC
Power supply current
fCLK = 1 MHz, VREF/2 = OPEN,
CS = Logical “1”, Tamb = 25 °C
NOTES:
1. Analog inputs must remain within the range: –0.05 VIN VCC + 0.05 V.
2. See typical performance characteristics for input resistance at VCC = 5 V.
3. VREF/2 and VIN must be applied after the VCC has been turned on to prevent the possibility of latching.
LIMITS
Typ
Max
0.50
1
680
1/16
VCC+0.05
1/8
1/16
UNIT
LSB
LSB
V
LSB
LSB
0.005
–0.005
3.1
1.8
1.3
15
VDC
0.8
VDC
1
µADC
µADC
3.5
VDC
2.1
VDC
2.0
VDC
0.4
VDC
VDC
0.4
VDC
0.4
VDC
VDC
µADC
3
µADC
12
mADC
30
mADC
3.0
3.5
mA
2002 Oct 17
4
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