PIC16C74B-20I/L Microchip Technology Inc., PIC16C74B-20I/L Datasheet - Page 127

• Manufacturer Part Number: PIC16C74B-20I/L
• Description: 44 PIN, 7 KB OTP, 192 RAM, 33 I/O
• Manufacturer: Microchip Technology Inc.

Specifications of PIC16C74B-20I/L

• A/d Inputs: 8-Channel, 8-Bit
• Cpu Speed: 5 MIPS
• Eeprom Memory: 0 Bytes
• Input Output: 33
• Interface: I2C/SPI/USART
• Memory Type: OTP
• Number Of Bits: 8
• Package Type: 44-pin PLCC
• Programmable Memory: 7K Bytes
• Ram Size: 192 Bytes
• Speed: 4 MHz
• Timers: 2-8-bit, 1-16-bit
• Voltage, Range: 2.5-5.5 V
• Lead Free Status / Rohs Status: RoHS Compliant part Electrostatic Device

FIGURE 16-9:
TABLE 16-5:
Param
No.
* 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.
2000 Microchip Technology Inc.
40*
41*
42*
45*
46*
47*
48
Note:
T1OSO/T1CKI
TCKEZtmr1 Delay from external clock edge to timer increment
TMR0 or
TMR1
Tt0H
Tt1H
Sym
Tt0L
Tt0P
Tt1L
Tt1P
Refer to Figure 16-4 for load conditions.
Ft1
T0CKI
TIMER0 AND TIMER1 EXTERNAL CLOCK REQUIREMENTS
T0CKI High Pulse Width
T0CKI Low Pulse Width
T0CKI Period
T1CKI High Time Synchronous, Prescaler = 1
T1CKI Low Time
T1CKI input
period
Timer1 oscillator input frequency range
(oscillator enabled by setting bit T1OSCEN)
TIMER0 AND TIMER1 EXTERNAL CLOCK TIMINGS
Synchronous,
Prescaler = 2,4,8
Asynchronous
Synchronous, Prescaler = 1
Synchronous,
Prescaler = 2,4,8
Asynchronous
Synchronous
Asynchronous
Characteristic
40
45
PIC16C63A/65B/73B/74B
No Prescaler
With Prescaler
No Prescaler
With Prescaler
No Prescaler
With Prescaler Greater of:
PIC16CXX
PIC16LCXX
PIC16CXX
PIC16LCXX
PIC16CXX
PIC16LCXX
PIC16CXX
PIC16LCXX
PIC16CXX
PIC16LCXX
PIC16CXX
PIC16LCXX
42
47
20 or T
Greater of:
Greater of:
30 or T
50 or T
41
0.5T
0.5T
0.5T
0.5T
46
T
CY
2T
Min
100
CY
CY
CY
CY
CY
DC
10
10
15
25
30
50
15
25
30
50
60
OSC
CY
CY
+ 40
+ 20
+ 20
+ 40
N
+ 20
+ 20
N
N
+ 40
+ 40
Typ† Max Units
—
—
—
—
—
—
—
—
—
—
—
—
—
—
—
—
—
—
—
—
—
7T
48
200
—
—
—
—
—
—
—
—
—
—
—
—
—
—
—
—
—
—
—
OSC
kHz
ns
ns
ns
ns
ns
ns
ns
ns
ns
ns
ns
ns
ns
ns
ns
ns
ns
ns
ns
—
DS30605C-page 127
Must also meet
parameter 42
Must also meet
parameter 42
N = prescale value
(2, 4,..., 256)
Must also meet
parameter 47
Must also meet
parameter 47
N = prescale value
(1, 2, 4, 8)
N = prescale value
(1, 2, 4, 8)
Conditions