16F84 MICROCHIP [Microchip Technology], 16F84 Datasheet - Page 81

• Manufacturer Part Number: 16F84
• Description: 18-pin Flash/EEPROM 8-Bit Microcontrollers
• Manufacturer: MICROCHIP [Microchip Technology]

FIGURE 10-4: CLKOUT AND I/O TIMING
TABLE 10-4
Note 1: Measurements are taken in RC Mode where CLKOUT output is 4 x T
1998 Microchip Technology Inc.
*
†
§
Parameter
CLKOUT
I/O Pin
(output)
I/O Pin
(input)
12A
13A
10A
11A
20A
21A
22A
23A
OSC1
No.
These parameters are characterized but not tested.
Data in "Typ" column is at 5.0V, 25 C unless otherwise stated. These parameters are for design guidance only
By design
10
11
12
13
14
15
16
17
18
19
20
21
22
23
and are not tested.
Note: All tests must be done with specified capacitive loads (Figure 10-2) 50 pF on I/O pins and CLKOUT.
TosH2ckL
TosH2ckH
TckR
TckF
TckL2ioV
TioV2ckH
TckH2ioI
TosH2ioV
TosH2ioI
TioV2osH
TioR
TioF
Tinp
Trbp
CLKOUT AND I/O TIMING REQUIREMENTS
Sym
old value
Q4
OSC1 to CLKOUT
OSC1 to CLKOUT
CLKOUT rise time
CLKOUT fall time
CLKOUT
Port in valid before
CLKOUT
Port in hold after CLKOUT
OSC1 (Q1 cycle) to
Port out valid
OSC1 (Q2 cycle) to
Port input invalid
(I/O in hold time)
Port input valid to
OSC1
(I/O in setup time)
Port output rise time
Port output fall time
INT pin high
or low time
RB7:RB4 change INT
high or low time
to Port out valid
Characteristic
17
10
PIC16F83/84
13
Q1
PIC16F8X
PIC16LF8X
PIC16F8X
PIC16LF8X
PIC16F8X
PIC16LF8X
PIC16F8X
PIC16LF8X
PIC16F8X
PIC16LF8X
PIC16F8X
PIC16LF8X
PIC16F8X
PIC16LF8X
PIC16F8X
PIC16LF8X
PIC16F8X
PIC16LF8X
PIC16F8X
PIC16LF8X
PIC16F8X
PIC16LF8X
PIC16F8X
PIC16LF8X
14
20, 21
19
0.30T
0.30T
22
23
18
T
T
-175 *
-75 *
OSC
OSC
10 *
10 *
20 *
55 *
Min
CY
CY
0 *
—
—
—
—
—
—
—
—
—
—
—
—
—
—
—
+ 30 *
+ 80 *
§
§
Q2
15
OSC
Typ†
15
15
15
15
15
15
15
15
—
10
10
10
10
—
—
—
—
—
—
—
—
—
—
—
—
—
.
0.5T
120 *
120 *
100 *
100 *
125 *
250 *
Max
30 *
30 *
30 *
30 *
CY
35 *
70 *
35 *
70 *
—
—
—
—
—
—
—
—
—
—
—
PIC16F8X
11
+20 *
new value
12
16
DS30430C-page 81
Units Conditions
Q3
ns
ns
ns
ns
ns
ns
ns
ns
ns
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
Note 1
Note 1
Note 1
Note 1
Note 1