PIC16F87-I/SS Microchip Technology, PIC16F87-I/SS Datasheet - Page 190

• Manufacturer Part Number: PIC16F87-I/SS
• Description: IC MCU FLASH 4KX14 EEPROM 20SSOP
• Manufacturer: Microchip Technology
• Series: PIC® 16Fr

Specifications of PIC16F87-I/SS

• Program Memory Type: FLASH
• Program Memory Size: 7KB (4K x 14)
• Package / Case: 20-SSOP
• Core Processor: PIC
• Core Size: 8-Bit
• Speed: 20MHz
• Connectivity: I²C, SPI, UART/USART
• Peripherals: Brown-out Detect/Reset, POR, PWM, WDT
• Number Of I /o: 16
• Eeprom Size: 256 x 8
• Ram Size: 368 x 8
• Voltage - Supply (vcc/vdd): 4 V ~ 5.5 V
• Oscillator Type: Internal
• Operating Temperature: -40°C ~ 85°C
• Processor Series: PIC16F
• Core: PIC
• Data Bus Width: 8 bit
• Data Ram Size: 368 B
• Interface Type: SSP/USART
• Maximum Clock Frequency: 20 MHz
• Number Of Programmable I/os: 16
• Number Of Timers: 3
• Operating Supply Voltage: 2 V to 5.5 V
• Maximum Operating Temperature: + 85 C
• Mounting Style: SMD/SMT
• 3rd Party Development Tools: 52715-96, 52716-328, 52717-734
• Development Tools By Supplier: PG164130, DV164035, DV244005, DV164005, PG164120, ICE2000, DM163014
• Minimum Operating Temperature: - 40 C
• On-chip Adc: 10 bit
• Lead Free Status / RoHS Status: Lead free / RoHS Compliant
• For Use With: XLT20SS-1 - SOCKET TRANSITION 18DIP 20SSOPAC164307 - MODULE SKT FOR PM3 28SSOP
• Data Converters: -
• Lead Free Status / Rohs Status: Lead free / RoHS Compliant

PIC16F87/88
TABLE 18-13: A/D CONVERTER CHARACTERISTICS: PIC16F87/88 (INDUSTRIAL, EXTENDED)
DS30487B-page 188
Param
A01
A03
A04
A06
A07
A10
A20
A21
A22
A25
A30
A50
Note 1:
No.
2:
3:
N
E
E
E
E
—
V
V
V
V
Z
I
†
REF
Sym
REF
REF
REF
AIN
AIN
IL
DL
OFF
GN
R
Data in “Typ” column is at 5V, 25°C unless otherwise stated. These parameters are for design guidance only and are not
tested.
V
The A/D conversion result never decreases with an increase in the input voltage, and has no missing codes.
The maximum allowed impedance for analog voltage source is 10 k . This requires higher acquisition times.
+ Reference voltage high
- Reference voltage low
REF
Resolution
Integral linearity error
Differential linearity error
Offset error
Gain error
Monotonicity
Reference Voltage
Analog input voltage
Recommended impedance of
analog voltage source
V
REF
current is from RA3 pin or V
input current
Characteristic
(3)
(2)
DD
AV
AV
V
pin, whichever is selected as reference input.
SS
DD
SS
Min
2.5
2.2
—
—
—
—
—
—
—
—
—
– 0.3V
– 0.3V
– 2.5V
Preliminary
guaranteed
Typ†
—
—
—
—
—
—
—
—
—
—
—
PIC16LF87/88 (INDUSTRIAL)
V
AV
V
REF
V
V
REF
DD
10 bits
DD
DD
< ± 1
< ± 1
< ± 2
< ± 1
Max
500
+ – 2.0V
2.5
—
5
+ 0.3V
+ 0.3V
+ 0.3
+ 0.3
Units
LSb V
LSb V
LSb V
LSb V
k
bit
—
V
V
V
V
V
A
A
V
V
V
V
V
V
V
-40°C to +85°C
0°C to +85°C
See (Note 4)
During V
Based on differential of V
V
Section 12.1 “A/D Acquisition
Requirements”.
During A/D Conversion cycle.
 2003 Microchip Technology Inc.
REF
REF
REF
REF
REF
AIN
SS
SS
SS
SS
SS
SS
to charge C
= V
= V
= V
= V
= V
V
V
V
V
V
V
AIN
AIN
AIN
AIN
AIN
AIN
AIN
DD
DD
DD
DD
DD
Conditions
= 5.12V,
= 5.12V,
= 5.12V,
= 5.12V,
= 5.12V,
acquisition.
V
V
V
V
V
V
REF
REF
REF
REF
REF
REF
HOLD
, see
HOLD
to