ADC-0803 Harris, ADC-0803 Datasheet - Page 4

• Manufacturer Part Number: ADC-0803
• Description: (ADC0802 - ADC0804) 8-Bit/ Microprocessor- Compatible/ A/D Converters
• Manufacturer: Harris

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Electrical Specifications
CONVERTER SPECIFICATIONS V+ = 5V, -55
Total Unadjusted Error
V
Analog Input Voltage Range
DC Common-Mode Rejection
Power Supply Sensitivity
AC TIMING SPECIFICATIONS V+ = 5V, and T
Clock Frequency, f
Clock Periods per Conversion
(Note 4), t
Conversion Rate In Free-Running
Mode, CR
Width of WR Input (Start Pulse
Width), t
Access Time (Delay from Falling
Edge of RD to Output Data Valid),
t
Three-State Control (Delay from
Rising Edge of RD to Hl-Z State),
t
Delay from Falling Edge of WR to
Reset of INTR, t
Input Capacitance of Logic
Control Inputs, C
Three-State Output Capacitance
(Data Buffers), C
DC DIGITAL LEVELS AND DC SPECIFICATIONS V+ = 5V, and T
CONTROL INPUTS (Note 6)
Logic “1“ Input Voltage (Except
Pin 4 CLK IN), V
Logic “0“ Input Voltage (Except
Pin 4 CLK IN), V
CLK IN (Pin 4) Positive Going
Threshold Voltage, V+
CLK IN (Pin 4) Negative Going
Threshold Voltage, V-
CLK IN (Pin 4) Hysteresis, V
Logic “1” Input Current
(All Inputs), I
Logic “0” Input Current
(All Inputs), I
Supply Current (Includes Ladder
Current), I+
DATA OUTPUTS AND INTR
Logic “0” Output Voltage, V
ACC
1H
REF
ADC0802
ADC0803
, t
0H
/2 Input Resistance
W(WR)I
PARAMETER
CONV
INHI
INLO
WI
INH
INL
IN
OUT
, t
CLK
RI
CLK
CLK
OL
H
(Notes 1, 7) (Continued)
V
V
Scale Reading
Input Resistance at Pin 9
(Note 2)
Over Analog Input Voltage Range
V+ = 5V 10% Over Allowed Input
Voltage Range
V+ = 6V (Note 3)
V+ = 5V
INTR tied to WR with CS = 0V,
f
CS = 0V (Note 5)
C
Larger C
C
(See Three-State Test Circuits)
V+ = 5.25V
V+ = 4.75V
V
V
f
and CS = Hl
l
CLK
CLK
O
REF
REF
lN
lN
L
L
= 1.6mA, V+ = 4.75V
= 100pF (Use Bus Driver IC for
= 10pF, R
= 5V
= 0V
= 640kHz
= 640kHz,T
/2 = 2.500V
/2 Adjusted for Correct Full
TEST CONDITIONS
ADC0802, ADC0803, ADC0804
L)
A
o
C to 125
L
= 10K
25
A
o
= 25
C, Unless Otherwise Specified
o
C and f
o
C
CLK
6-8
MIN
= 640kHz, Unless Otherwise Specified
to T
GND-0.05
MAX
MIN
100
100
100
1.0
2.0
2.7
1.5
0.6
62
-1
-
-
-
-
-
-
-
-
-
-
-
-
-
-
, Unless Otherwise Specified
-0.005
0.005
TYP
640
640
135
125
300
1.3
3.1
1.8
1.3
1.3
1
1
5
5
-
-
-
-
-
-
-
-
-
/
/
8
8
(V+) + 0.05
MAX
1280
8888
800
200
250
450
0.8
3.5
2.1
2.0
2.5
0.4
V+
73
1
1
1
-
-
-
-
-
1
1
/
/
4
4
Clocks/Conv
Conv/s
UNITS
LSB
LSB
LSB
LSB
kHz
kHz
mA
k
pF
pF
ns
ns
ns
ns
V
V
V
V
V
V
V
A