PIC16LC774/PQ Microchip Technology, PIC16LC774/PQ Datasheet - Page 95

• Manufacturer Part Number: PIC16LC774/PQ
• Description: IC MCU OTP 4KX14 A/D PWM 44-MQFP
• Manufacturer: Microchip Technology
• Series: PIC® 16Cr

Specifications of PIC16LC774/PQ

• 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
• Program Memory Size: 7KB (4K x 14)
• Program Memory Type: OTP
• Ram Size: 256 x 8
• Voltage - Supply (vcc/vdd): 2.5 V ~ 5.5 V
• Data Converters: A/D 10x12b
• Oscillator Type: External
• Operating Temperature: 0°C ~ 70°C
• Package / Case: 44-MQFP, 44-PQFP
• Processor Series: PIC16LC
• Core: PIC
• Data Bus Width: 8 bit
• Data Ram Size: 256 B
• Interface Type: I2C, SPI, SSP, UART
• Maximum Clock Frequency: 20 MHz
• Number Of Programmable I/os: 33
• Number Of Timers: 3 bit
• Operating Supply Voltage: 2.5 V to 5.5 V
• Maximum Operating Temperature: + 70 C
• Mounting Style: SMD/SMT
• 3rd Party Development Tools: 52715-96, 52716-328, 52717-734
• Development Tools By Supplier: ICE2000, DM163022
• Minimum Operating Temperature: 0 C
• On-chip Adc: 10 bit
• Lead Free Status / RoHS Status: Lead free / RoHS Compliant
• Eeprom Size: -
• Lead Free Status / Rohs Status: Details

8.3
For standard-mode I
resistors R
parameters
• Supply voltage
• Bus capacitance
• Number of connected devices
The supply voltage limits the minimum value of resistor
R
at V
FIGURE 8-42: SAMPLE DEVICE CONFIGURATION FOR I
p
(input current + leakage current).
1999 Microchip Technology Inc.
due to the specified minimum sink current of 3 mA
OL
NOTE: I 2 C devices with input levels related to V
max = 0.4V for the specified output stages. For
Connection Considerations for I
Bus
p
line to which the pull up resistor is also connected.
R
s
in
Figure 8-42
2
C bus devices, the values of
depends on the following
SDA
SCL
R
p
DD
Advance Information
must have one common supply
R
2
p
C
R
s
V
DD
DEVICE
R
+ 10%
s
example, with a supply voltage of V
V
1.7 k
The desired noise margin of 0.1V
limits the maximum value of R
optional and used to improve ESD susceptibility.
The bus capacitance is the total capacitance of wire,
connections, and pins. This capacitance limits the max-
imum value of R
(Figure
The SMP bit is the slew rate control enabled bit. This bit
is in the SSPSTAT register, and controls the slew rate
of the I/O pins when in I
OL
max = 0.4V at 3 mA, R
2
C BUS
V
8-42).
DD
as a function of R
p
due to the specified rise time
2
C mode (master or slave).
PIC16C77X
C
b
=10 - 400 pF
p min
p
is shown in Figure 8-42.
s
. Series resistors are
DD
= (5.5-0.4)/0.003 =
DD
DS30275A-page 95
for the low level
= 5V+10% and