PIC16C773 Microchip Technology, PIC16C773 Datasheet - Page 165

• Manufacturer Part Number: PIC16C773
• Description: 28/40-Pin/ 8-Bit CMOS Microcontrollers w/ 12-Bit A/D
• Manufacturer: Microchip Technology

TABLE 15-9
Note 1: When A/D is off, it will not consume any current other than minor leakage current. The power down current spec includes any
Param
1999 Microchip Technology Inc.
*
†
A03
A04
A06
A07
A10
A20
A21
A22
A25
A30
A50
A01
No.
2: V
3: The A/D conversion result never decreases with an increase in the input voltage and has no missing codes.
These parameters are characterized but not tested.
Data in “Typ” column is at 5V, 25 C unless otherwise stated. These parameters are for design guidance only and are not
tested.
such leakage from the A/D module.
REF
V
V
E
V
Sym
E
V
Z
I
E
REF
N
E
REF
REF
OFF
—
REF
current is from External V
AIN
AIN
GN
DL
IL
R
+
-
Characteristic
Resolution
Integral error
Differential error
Offset error
Gain Error
Monotonicity
Reference voltage
(V
Reference V High
(A
Reference V Low
(A
Analog input voltage
Recommended
impedance of analog
voltage source
V
(Note 2)
A/D CONVERTER CHARACTERISTICS:
REF
REF
VDD
VSS
input current
+ V
or V
or V
REF
REF
REF
-)
-)
+)
REF
+,
V
V
4.096
AV
OR
Min
REFL
REF
—
—
—
—
—
—
—
—
SS
V
Advance Information
-
REF
-, or AV
guaranteed
Typ†
—
—
—
—
—
—
—
—
—
—
—
SS
, or AV
(3)
V
DD
less than
+/-2 LSb
+/- 2LSb
DD
+2 LSb
12 bits
-1 LSb
V
V
AV
Max
2 LSb
pin, whichever is selected as reference input.
REF
REFH
2.5
10
—
+0.3V
DD
+
Units
LSb
k
bit
—
—
—
—
V
V
V
V
A
Min. resolution for A/D is 1 mV,
V
V
V
V
V
V
No missing codes to 12-bits
V
V
V
V
V
V
V
V
V
AV
Absolute minimum electrical spec to
ensure 12-bit accuracy.
Min. resolution for A/D is 1 mV
Min. resolution for A/D is 1 mV
During V
Based on differential of V
To charge C
During A/D conversion cycle.
REF
REF
REF
REF
REF
REF
REF
REF
REF
REF
REF
REF
REF
REF
REF
SS
+ = AV
- = AV
-
+ = AV
- = AV
-
+ = AV
- = AV
-
+ = AV
- = AV
-
+ = AV
- = AV
-
V
V
V
V
V
V
AIN
PIC16C77X
AIN
AIN
AIN
AIN
AIN
AIN
SS
SS
SS
SS
SS
DD
DD
DD
DD
DD
HOLD
acquisition.
= 0V,
= 0V,
= 0V,
= 0V,
= 0V,
Conditions
= 4.096V,
V
= 4.096V,
V
= 4.096V,
V
= 4.096V,
V
= 4.096V,
V
V
REF
REF
REF
REF
REF
REF
see
DS30275A-page 165
+
+
+
+
+
+
Section
HOLD
11.0.
to V
AIN
.