PIC17C42 Microchip Technology, PIC17C42 Datasheet - Page 179

• Manufacturer Part Number: PIC17C42
• Description: High-Performance 8-Bit CMOS EPROM/ROM Microcontroller
• Manufacturer: Microchip Technology

19.3
DC CHARACTERISTICS
D030
D031
D032
D033
D040
D041
D042
D043
D050
D060
D061
D062
D063
D063B
D064
D070
Note 1: In RC oscillator configuration, the OSC1/CLKIN pin is a Schmitt Trigger input. It is not recommended that the
Parameter
1996 Microchip Technology Inc.
*
†
‡
No.
2: The leakage current on the MCLR pin is strongly dependent on the applied voltage level. The specified levels
3: Negative current is defined as coming out of the pin.
4: These specifications are for the programming of the on-chip program memory EPROM through the use of the
5: The MCLR/V
6: For TTL buffers, the better of the two specifications may be used.
DC CHARACTERISTICS:
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.
These parameters are for design guidance only and are not tested, nor characterized.
PIC17CXX devices be driven with external clock in RC mode.
represent normal operating conditions. Higher leakage current may be measured at different input voltages.
table write instructions. The complete programming specifications can be found in: PIC17CXX Programming
Specifications (Literature number DS30139).
V
V
V
I
I
IL
PURB
Sym
IL
IH
HYS
Input Low Voltage
I/O ports
MCLR, OSC1 (in EC and RC
mode)
OSC1 (in XT, and LF mode)
Input High Voltage
I/O ports
MCLR
OSC1 (XT, and LF mode)
Hysteresis of
Schmitt Trigger inputs
Input Leakage Current
(Notes 2, 3)
I/O ports (except RA2, RA3)
MCLR
RA2, RA3
OSC1, TEST (EC, RC modes)
OSC1, TEST (XT, LF modes)
MCLR
PORTB weak pull-up current
PP
with TTL buffer
with Schmitt Trigger buffer
with TTL buffer
with Schmitt Trigger buffer
pin may be kept in this range at times other than programming, but is not recommended.
Characteristic
PIC17CR42/42A/43/R43/44-16 (Commercial, Industrial)
PIC17CR42/42A/43/R43/44-25 (Commercial, Industrial)
PIC17CR42/42A/43/R43/44-33 (Commercial, Industrial)
PIC17LCR42/42A/43/R43/44-08 (Commercial, Industrial)
Standard Operating Conditions (unless otherwise stated)
Operating temperature
Operating voltage V
1 + 0.2V
0.15V
0.8V
0.8V
Min
V
V
V
Vss
2.0
60
–
–
SS
SS
SS
–
–
–
–
–
DD
DD
DD
DD
*
0.5V
0.5V
Applicable Devices 42 R42 42A 43 R43 44
Typ†
200
–
–
–
–
–
–
–
–
–
–
–
–
–
–
DD
DD
DD
0.2V
0.2V
0.2V
range as described in Section 19.1
Max
V
V
V
V
V
400
0.8
10
-40˚C
0˚C
PIN
–
DD
DD
DD
DD
–
–
1
2
2
1
DD
DD
DD
Units
V
V
V
V
V
V
V
V
V
V
V
T
T
A Vss
A V
A Vss
A Vss
A R
A V
A
A
A
4.5V
2.5V
Note1
4.5V
2.5V
Note1
I/O Pin at hi-impedance
PORTB weak pull-ups
disabled
(when not programming)
4.5V
V
+85˚C for industrial and
+70˚C for commercial
PIN
MCLR
F
PIC17C4X
PIN
= Vss or V
1 M , see Figure 14.2
= V
V
V
V
V
V
V
V
V
= V
PIN
RA
PIN
Conditions
DD
DD
DD
DD
DD
SS
DS30412C-page 179
2, V
PP
, RBPU = 0
V
V
6.0V
5.5V
4.5V
5.5V
4.5V
= 12V
RA
DD
DD
PIN
3
,
= V
12V
DD