PIC16F721-I/SO Microchip Technology, PIC16F721-I/SO Datasheet - Page 209

• Manufacturer Part Number: PIC16F721-I/SO
• Description: MCU PIC 4K FLASH 20-SOIC
• Manufacturer: Microchip Technology
• Series: PIC® XLP™ 16Fr

Specifications of PIC16F721-I/SO

• Core Size: 8-Bit
• Program Memory Size: 7KB (4K x 14)
• Peripherals: Brown-out Detect/Reset, POR, PWM, WDT
• Core Processor: PIC
• Speed: 16MHz
• Connectivity: I²C, SPI, UART/USART
• Number Of I /o: 17
• Program Memory Type: FLASH
• Ram Size: 256 x 8
• Voltage - Supply (vcc/vdd): 1.8 V ~ 5.5 V
• Data Converters: A/D 12x8b
• Oscillator Type: Internal
• Operating Temperature: -40°C ~ 85°C
• Package / Case: 20-SOIC (0.300", 7.50mm Width)
• Controller Family/series: PIC16F
• No. Of I/o's: 18
• Ram Memory Size: 256Byte
• Cpu Speed: 16MHz
• No. Of Timers: 3
• Lead Free Status / RoHS Status: Lead free / RoHS Compliant
• Eeprom Size: -
• Lead Free Status / RoHS Status: Lead free / RoHS Compliant

TABLE 23-11: SPI MODE REQUIREMENTS
FIGURE 23-19:
 2010 Microchip Technology Inc.
Param
SP70* T
SP71* T
SP72* T
SP73* T
SP74* T
SP75* T
SP76* T
SP77* T
SP78* T
SP79* T
SP80* T
SP81* T
SP82* T
SP83* T
No.
SCL
SDA
Note 1: Refer to
*
† Data in “Typ” column is at 3.0V, 25°C unless otherwise stated. These parameters are for design guidance
T
T
T
T
T
T
SS
SS
SC
SC
SC
SC
SS
SC
SC
SC
SC
SS
SC
SC
DI
DI
DO
DO
DO
DO
Symbol
These parameters are characterized but not tested.
only and are not tested.
V2
V2
L2
L2
H2
L2
H
L
H2
L2
R
F
H2
L2
H2
L2
R
F
V2
V2
SP90
SC
SC
SC
SC
DO
DI
DO
SS
DO
DI
DO
SS
SC
SC
L
L,
H,
L
H,
L
H
V
V
H,
Z
V,
H,
L
I
SS to SCK or SCK input
SCK input high time (Slave mode)
SCK input low time (Slave mode)
Setup time of SDI data input to SCK edge
Hold time of SDI data input to SCK edge
SDO data output rise time
SDO data output fall time
SS to SDO output high-impedance
SCK output rise time
(Master mode)
SCK output fall time (Master mode)
SDO data output valid after
SCK edge
SDO data output setup to SCK edge
SDO data output valid after SS edge
SS after SCK edge
2
Figure 23-2
Condition
C™ BUS START/STOP BITS TIMING
Start
for load conditions.
SP91
Characteristic
3.0-5.5V
1.8-5.5V
3.0-5.5V
1.8-5.5V
3.0-5.5V
1.8-5.5V
PIC16F/LF720/721
T
T
1.5T
CY
CY
Min.
T
100
100
Tcy
10
40
—
—
—
—
—
—
—
—
—
CY
+ 20
+ 20
CY
+
SP92
Typ† Max. Units Conditions
10
25
10
10
25
10
—
—
—
—
—
—
—
—
—
—
—
Condition
145
25
25
50
25
50
—
—
—
—
—
50
25
50
50
—
—
Stop
ns
ns
ns
ns
ns
ns
ns
ns
ns
ns
ns
ns
ns
ns
ns
ns
ns
DS41430A-page 209
SP93