PIC16C61/JW Microchip Technology, PIC16C61/JW Datasheet - Page 172

• Manufacturer Part Number: PIC16C61/JW
• Description: MICRO CTRL 1K 20MHZ EPROM 18CDIP
• Manufacturer: Microchip Technology
• Series: PIC® 16Cr

Specifications of PIC16C61/JW

• Core Processor: PIC
• Core Size: 8-Bit
• Speed: 20MHz
• Peripherals: POR, WDT
• Number Of I /o: 13
• Program Memory Size: 1.75KB (1K x 14)
• Program Memory Type: EPROM, UV
• Ram Size: 36 x 8
• Voltage - Supply (vcc/vdd): 4 V ~ 6 V
• Oscillator Type: External
• Operating Temperature: 0°C ~ 70°C
• Package / Case: 18-CDIP (0.300", 7.62mm) Window
• Lead Free Status / RoHS Status: Contains lead / RoHS non-compliant
• Eeprom Size: -
• Data Converters: -
• Connectivity: -

PIC16C6X
FIGURE 16-5: TIMER0 EXTERNAL CLOCK TIMINGS
TABLE 16-5:
DS30234D-page 172
Applicable Devices 61 62 62A R62 63 R63 64 64A R64 65 65A R65 66 67
Parameter
*
†
No.
40
41
42
*
*
*
Note: Refer to Figure 16-1 for load conditions.
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.
RA4/T0CKI
TMR0
Tt0H T0CKI High Pulse Width
Sym Characteristic
Tt0P T0CKI Period
Tt0L T0CKI Low Pulse Width
TIMER0 EXTERNAL CLOCK REQUIREMENTS
40
No Prescaler
With Prescaler
No Prescaler
With Prescaler
No Prescaler
With Prescaler
42
0.5T
0.5T
Greater of:
T
T
41
20 ns or
CY
CY
Min
CY
CY
10
10
N
+ 40
+ 40
+ 20
+ 20
Typ† Max Units Conditions
—
—
—
—
—
—
—
—
—
—
—
—
1997 Microchip Technology Inc.
ns
ns
ns
ns
ns
ns
Must also meet
parameter 42
Must also meet
parameter 42
N = prescale value
(2, 4, ..., 256)