Datasheet

PIC16F913/914/916/917/946
DS41250F-page 272 © 2007 Microchip Technology Inc.
TABLE 19-8: PIC16F913/914/916/917/946 A/D CONVERTER (ADC) CHARACTERISTICS
Standard Operating Conditions (unless otherwise stated)
Operating temperature -40°C ≤ T
A ≤ +125°C
Param
No.
Sym. Characteristic Min. Typ† Max. Units Conditions
AD01 N
R Resolution — — 10 bits bit
AD02 E
IL Integral Error — — ±1LSbVREF = 5.12V
AD03 EDL Differential Error — — ±1 LSb No missing codes to 10 bits
V
REF = 5.12V
AD04 E
OFF Offset Error — — ±1LSbVREF = 5.12V
AD07 EGN Gain Error — — ±1LSbVREF = 5.12V
AD06
AD06A
V
REF Reference Voltage
(1)
2.2
2.7
—VDD
VDD
V
Absolute minimum to ensure 1 LSb
accuracy
AD07 V
AIN Full-Scale Range VSS —VREF V
AD08 Z
AIN Recommended
Impedance of Analog
Voltage Source
—— 10kΩ
AD09* I
REF VREF Input Current
(1)
10 — 1000 μADuring VAIN acquisition.
Based on differential of V
HOLD to VAIN.
—— 50μA During A/D conversion cycle.
* These parameters are characterized but not tested.
† Data in “Typ” column is at 5.0V, 25°C unless otherwise stated. These parameters are for design guidance
only and are not tested.
Note 1: ADC V
REF is from external VREF or VDD pin, whichever is selected as reference input.