PIC16C74-20/P Microchip Technology, PIC16C74-20/P Datasheet - Page 208

• Manufacturer Part Number: PIC16C74-20/P
• Description: MICRO CTRL 4K 20MHZ OTP 40DIP
• Manufacturer: Microchip Technology
• Series: PIC® 16Cr

Specifications of PIC16C74-20/P

• Core Processor: PIC
• Core Size: 8-Bit
• Speed: 20MHz
• Connectivity: I²C, SPI, UART/USART
• Peripherals: POR, PWM, WDT
• Number Of I /o: 33
• Program Memory Size: 7KB (4K x 14)
• Program Memory Type: OTP
• Ram Size: 192 x 8
• Voltage - Supply (vcc/vdd): 4 V ~ 6 V
• Data Converters: A/D 8x8b
• Oscillator Type: External
• Operating Temperature: 0°C ~ 70°C
• Package / Case: 40-DIP (0.600", 15.24mm)
• Lead Free Status / RoHS Status: Request inventory verification / Request inventory verification
• Eeprom Size: -

PIC16C7X
FIGURE 19-3: CLKOUT AND I/O TIMING
TABLE 19-3:
DS30390E-page 208
Applicable Devices 72 73 73A 74 74A 76 77
Note 1: Measurements are taken in RC Mode where CLKOUT output is 4 x T
Param
22††*
23††*
CLKOUT
No.
10*
11*
12*
13*
14*
15*
16*
17*
18*
19*
20*
21*
I/O Pin
(output)
I/O Pin
(input)
OSC1
* 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
††
Sym
TosH2ckL OSC1 to CLKOUT
TosH2ckH OSC1 to CLKOUT
TckR
TckF
TckL2ioV CLKOUT
TioV2ckH Port in valid before CLKOUT
TckH2ioI
TosH2ioV OSC1 (Q1 cycle) to
TosH2ioI
TioV2osH Port input valid to OSC1 (I/O in setup time)
TioR
TioF
Tinp
Trbp
only and are not tested.
These parameters are asynchronous events not related to any internal clock edges.
Note: Refer to Figure 19-1 for load conditions.
CLKOUT AND I/O TIMING REQUIREMENTS
Characteristic
CLKOUT rise time
CLKOUT fall time
Port in hold after CLKOUT
Port out valid
OSC1 (Q2 cycle) to
Port input invalid (I/O in
hold time)
Port output rise time
Port output fall time
INT pin high or low time
RB7:RB4 change INT high or low time
old value
Q4
to Port out valid
10
13
17
PIC16C73A/74A
PIC16LC73A/74A
PIC16C73A/74A
PIC16LC73A/74A
PIC16C73A/74A
PIC16LC73A/74A
14
20, 21
Q1
19
18
T
OSC
OSC
Min
100
200
T
T
—
—
—
—
—
—
—
—
—
—
0
0
Q2
CY
CY
+ 200
.
15
Typ†
75
75
35
35
—
—
—
50
—
—
—
10
—
10
—
—
—
0.5T
1997 Microchip Technology Inc.
11
12
Max
200
200
100
100
150
CY
40
80
40
80
—
—
—
—
—
—
—
+ 20
new value
16
Q3
Units Conditions
ns
ns
ns
ns
ns
ns
ns
ns
ns
ns
ns
ns
ns
ns
ns
ns
ns
Note 1
Note 1
Note 1
Note 1
Note 1
Note 1
Note 1