PIC16F874A-I/PT Microchip Technology, PIC16F874A-I/PT Datasheet - Page 192

• Manufacturer Part Number: PIC16F874A-I/PT
• Description: IC MCU FLASH 4K 20MHZ 44-TQFP
• Manufacturer: Microchip Technology
• Series: PIC® 16Fr

Specifications of PIC16F874A-I/PT

• Program Memory Type: FLASH
• Program Memory Size: 7KB (4K x 14)
• Package / Case: 44-TQFP, 44-VQFP
• 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: 33
• Eeprom Size: 128 x 8
• Ram Size: 192 x 8
• Voltage - Supply (vcc/vdd): 4 V ~ 5.5 V
• Data Converters: A/D 8x10b
• Oscillator Type: External
• Operating Temperature: -40°C ~ 85°C
• Processor Series: PIC16F
• Core: PIC
• Data Bus Width: 8 bit
• Data Ram Size: 192 B
• Interface Type: I2C/SPI/USART
• Maximum Clock Frequency: 20 MHz
• Number Of Programmable I/os: 33
• 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, DM163022, DV164120
• Minimum Operating Temperature: - 40 C
• On-chip Adc: 8-ch x 10-bit
• Lead Free Status / RoHS Status: Lead free / RoHS Compliant
• For Use With: XLT44PT3 - SOCKET TRAN ICE 44MQFP/TQFPAC164305 - MODULE SKT FOR PM3 44TQFP444-1001 - DEMO BOARD FOR PICMICRO MCUAC164020 - MODULE SKT PROMATEII 44TQFP
• Lead Free Status / Rohs Status: Lead free / RoHS Compliant

PIC16F87XA
TABLE 17-9:
FIGURE 17-15:
DS39582B-page 190
Param
70*
71*
72*
73*
74*
75*
76*
77*
78*
79*
80*
81*
82*
83*
No.
SCL
SDA
Note: Refer to Figure 17-3 for load conditions.
*
†
T
T
T
T
T
T
T
T
T
T
T
T
T
T
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
V2
V2
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.
L2
L2
H2
L2
H
L
H2
L2
R
F
H2
L2
H2
L2
R
F
V2
V2
SC
SC
SC
SC
DI
DO
DO
SS
DO
DI
DO
SS
SC
SC
L
L,
H,
L
H,
L
H
V
V
H,
Z
V,
H,
L
SPI MODE REQUIREMENTS
90
SS
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
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
SS
Condition
I
2
Start
C BUS START/STOP BITS TIMING
to SCK
to SDO Output High-Impedance
after SCK Edge
91
or SCK
Characteristic
Input
Edge
Standard(F)
Extended(LF)
Standard(F)
Extended(LF)
Standard(F)
Extended(LF)
1.5 T
T
T
CY
CY
Min
100
100
T
T
10
CY
—
—
—
—
—
—
—
—
—
CY
CY
+ 20
+ 20
+ 40
Typ†
92
10
25
10
10
25
10
—
—
—
—
—
—
—
—
—
—
—
 2003 Microchip Technology Inc.
Condition
Stop
Max
145
25
50
25
50
25
50
25
50
50
—
—
—
—
—
—
—
93
Units
ns
ns
ns
ns
ns
ns
ns
ns
ns
ns
ns
ns
ns
ns
ns
ns
Conditions