PIC16F872-I/SP Microchip Technology Inc., PIC16F872-I/SP Datasheet - Page 136

• Manufacturer Part Number: PIC16F872-I/SP
• Description: 28 PIN, 7 KB FLASH, 128 RAM, 22 I/O
• Manufacturer: Microchip Technology Inc.

Specifications of PIC16F872-I/SP

• A/d Inputs: 5-Channel, 10-Bit
• Cpu Speed: 5 MIPS
• Eeprom Memory: 64 Bytes
• Input Output: 22
• Interface: I2C/SPI
• Memory Type: Flash
• Number Of Bits: 8
• Package Type: 28-pin SPDIP
• Programmable Memory: 3.5K Bytes
• Ram Size: 128 Bytes
• Speed: 20 MHz
• Timers: 2-8-bit, 1-16-bit
• Voltage, Range: 2-5.5 V
• Lead Free Status / Rohs Status: RoHS Compliant part Electrostatic Device

PIC16F872
TABLE 14-6:
FIGURE 14-14:
TABLE 14-7:
DS30221C-page 134
Parameter
Param
SCL
SDA
Note: Refer to Figure 14-3 for load conditions.
No.
70*
71*
72*
73*
74*
75*
76*
77*
78*
79*
80*
81*
82*
83*
† Data in "Typ" column is at 5V, 25°C unless otherwise stated. These parameters are for design guidance only and are not tested.
* These parameters are characterized but not tested.
No.
90
91
92
93
TssL2scH,
TssL2scL
TscH
TscL
TdiV2scH,
TdiV2scL
TscH2diL,
TscL2diL
TdoR
TdoF
TssH2doZ
TscR
TscF
TscH2doV,
TscL2doV
TdoV2scH,
TdoV2scL
TssL2doV
TscH2ssH,
TscL2ssH
Symbol
T
T
T
T
SU
SU
HD
HD
Symbol
:
:
:
:
STA
STO
STA
STO
SPI MODE REQUIREMENTS
I
2
C BUS START/STOP BITS REQUIREMENTS
90
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 Hi-Impedance
SCK Output Rise Time (Master mode) Standard(F)
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
I
Condition
2
START
C BUS START/STOP BITS TIMING
START condition
Setup time
START condition
Hold time
STOP condition
Setup time
STOP condition
Hold time
91
Characteristic
Characteristic
100 kHz mode
400 kHz mode
100 kHz mode
400 kHz mode
100 kHz mode
400 kHz mode
100 kHz mode
400 kHz mode
Standard(F)
Extended(LF)
Extended(LF)
Standard(F)
Extended(LF)
4700
4000
4700
4000
Min
600
600
600
600
Typ Max Units
—
—
—
—
—
—
—
—
1.5T
T
T
CY
CY
—
—
—
—
—
—
—
—
Min
100
T
100
T
CY
10
—
—
—
—
—
—
—
—
—
CY
CY
+ 20
+ 20
+ 40
ns
ns
ns
ns
92
Typ†
Only relevant for Repeated
START condition
After this period, the first clock
pulse is generated
© 2006 Microchip Technology Inc.
10
25
10
10
25
10
—
—
—
—
—
—
—
—
—
—
—
Condition
STOP
Max
145
25
50
25
50
25
50
25
50
50
—
—
—
—
—
—
—
93
Conditions
Units Conditions
ns
ns
ns
ns
ns
ns
ns
ns
ns
ns
ns
ns
ns
ns
ns
ns