Philips Semiconductors
Product data
CMOS 8-bit A/D converters
ADC0803/0804
TYPICAL PERFORMANCE CHARACTERISTICS
Power Supply Current vs
Temperature
3.2
POWER SUPPLY CURRENT (mA)
3.0
2.8
2.6
2.4
5.0 V
2.2
2.0
1.8
–50 –25
0
25
50
75
100 125
AMBIENT TEMPERATURE (°C)
4.5 V
f
CLK
= 1 MHz
CS = H
CLOCK FRQ (MHz)
10.0
8.0
6.0
4.0
2.0
1.0
0.8
0.6
0.4
0.2
MIN.
0.1
10
20
40 60 80100
200 400 600 1000
CLOCK CAP (pF)
TYP.
–3
–4
–5
0
1
2
3
4
5
APPLIED V
REF/2
(V)
Clock Frequency vs
Clock Capacitor
5
4
3
2
(mA)
MAX.
1
0
–1
–2
Input Current vs
Applied Voltage at V
REF/2
Pin
V
CC
= 5.0 V
T
amb
= 25
o
C
5.5 V
f
REF/2
Logic Input Threshold
Voltage vs Supply Voltage
4.5
CLK–IN THRESHOLD VOLTAGE (V)
1.70
–55
°C
4.0
3.5
3.0
2.5
2.0
1.5
CLK–IN Threshold Voltage vs
Supply Voltage
–55
°C ≤
T
amb
≤
125
°C
OUTPUT CURRENT (mA)
18
Output Current vs
Temperature
V
CC
= 5.0 V
16
14
12
10
V
O
= 0.4 V
8
6
–50
V
O
= 2.5 V
LOGIC INPUT (V)
1.60
+25
°C
+125
°C
V
T+
1.50
V
T
1.40
1.30
4.50
4.75
5.00
5.25
5.50
1.0
4.50
4.75
5.00
5.25
5.50
–25
0
25
50
75
100
125
V
CC
SUPPLY VOLTAGE (V)
V
CC
SUPPLY VOLTAGE (V)
AMBIENT TEMPERATURE (
o
C)
Full Scale Error vs
Conversion Time
4
V
CC
= 5.0 V
V
REF/2 = 2.5 V
3
ERROR (LSB)
DEALY (ns)
350
300
250
200
150
100
1
50
0
0
20
40
60
80
100
120
CONVERSION TIME (µs)
0
0
Delay From RD Falling
Edge to Data Valid vs
Load Capacitance
V
CC
= 5.0 V
T
amb
= 25
o
C
2
200
400
600
800
1000
LOAD CAPACITANCE (pF)
SL00018
Figure 3. Typical Performance Characteristics
2002 Oct 17
9
PHILIPS [ NXP SEMICONDUCTORS ]
