
PIC16C5X
DS30453A-page 210
Preliminary
1997 Microchip Technology Inc.
Figure 18-12: Typical I
DD
vs. Frequency
(WDT Dis, RC Mode @ 100
P
F, 25
°
C).....165
Figure 18-13: Maximum I
DD
vs. Frequency
(WDT Dis, RC Mode @ 100
P
F,
–40
°
C to +85
°
C) .......................................165
Figure 18-14: Typical I
DD
vs. Frequency
(WDT Dis, RC Mode @ 300
P
F, 25
°
C).....166
Figure 18-15: Maximum I
DD
vs. Frequency
(WDT Dis, RC Mode @ 300
P
F,
–40
°
C to +85
°
C) .......................................166
Figure 18-16: WDT Timer Time-out Period vs. V
DD
........167
Figure 18-17: Transconductance (gm) of
HS Oscillator vs. V
DD
................................168
Figure 18-18: Transconductance (gm) of
LP Oscillator vs. V
DD
................................168
Figure 18-19: Transconductance (gm) of
XT Oscillator vs. V
DD
................................168
Figure 18-20: I
OH
vs. V
OH
, V
DD
= 3 V.............................169
Figure 18-21: I
OH
vs. V
OH
, V
DD
= 5 V.............................169
Figure 18-22: I
OL
vs. V
OL
, V
DD
= 3 V..............................169
Figure 18-23: I
OL
vs. V
OL
, V
DD
= 5 V..............................169
Figure 19-1:
Load Conditions -
PIC16C54B/CR54B/C56A/CR56A/
C58B/CR58B, PIC16CR5X.......................177
Figure 19-2:
External Clock Timing -
PIC16C5X, PIC16CR5X ...........................178
Figure 19-3:
CLKOUT and I/O Timing -
PIC16C5X, PIC16CR5X ...........................180
Figure 19-4:
Reset, Watchdog Timer, and
Device Reset Timer Timing -
PIC16C5X, PIC16CR5X ...........................181
Figure 19-5:
Timer0 Clock Timings -
PIC16C5X, PIC16CR5X ...........................182
Figure 20-1:
Typical RC Oscillator Frequency vs.
Temperature .............................................183
Figure 20-2:
Typical RC Oscillator Frequency vs.
V
DD
, C
EXT
= 20
P
F....................................184
Figure 20-3:
Typical RC Oscillator Frequency vs.
V
DD
, C
EXT
= 100
P
F..................................184
Figure 20-4:
Typical RC Oscillator Frequency vs.
V
DD
, C
EXT
= 300
P
F..................................185
Figure 20-5:
Typical I
PD
vs. V
DD
, Watchdog
Disabled (25
°
C) ........................................185
Figure 20-6:
Typical I
PD
vs. V
DD
, Watchdog
Enabled (25
°
C) .........................................186
Figure 20-7:
Typical I
PD
vs. V
DD
, Watchdog
Enabled (–40
°
C, 85
°
C).............................186
Figure 20-8:
V
TH
(Input Threshold Trip Point Voltage)
of I/O Pins vs. V
DD
....................................187
Figure 20-9:
V
IH
, V
IL
of MCLR, T0CKI and OSC1
(in RC Mode) vs. V
DD
...............................187
Figure 20-10: V
TH
(Input Threshold Trip Point Voltage)
of OSC1 Input (in XT, HS, and LP modes)
vs. V
DD
......................................................188
Figure 20-11: Typical I
DD
vs. Frequency
(WDT dis, RC Mode @ 20
P
F, 25
°
C)........188
Figure 20-12: Typical I
DD
vs. Frequency
(WDT Dis, RC Mode @ 100
P
F, 25
°
C).....189
Figure 20-13: Typical I
DD
vs. Frequency
(WDT Dis, RC Mode @ 300
P
F, 25
°
C).....189
Figure 20-14: WDT Timer Time-out Period vs. V
DD
........190
Figure 20-15: I
OH
vs. V
OH
, V
DD
= 3 V.............................191
Figure 20-16: I
OH
vs. V
OH
, V
DD
= 5 V.............................191
Figure 20-17: I
OL
vs. V
OL
, V
DD
= 3 V..............................191
Figure 20-18: I
OL
vs. V
OL
, V
DD
= 5 V..............................191
LIST OF TABLES
Table 1-1:
Table 3-1:
PIC16C5X Family of Devices....................... 6
Pinout Description - PIC16C52,
PIC16C54s, PIC16CR54s, PIC16C56s,
PIC16CR56s, PIC16C58s, PIC16CR58s... 11
Pinout Description - PIC16C55s,
PIC16C57s, PIC16CR57s.......................... 12
Special Function Register Summary.......... 19
Summary of Port Registers ........................ 25
Registers Associated With Timer0 ............. 28
Capacitor Selection
For Ceramic Resonators - PIC16C5X,
PIC16CR5X................................................ 33
Capacitor Selection For Crystal
Oscillator - PIC16C5X, PIC16CR5X........... 33
Reset Conditions for Special Registers...... 36
Reset Conditions for All Registers.............. 36
Summary of Registers Associated
with the Watchdog Timer............................ 40
TO/PD Status After Reset .......................... 41
Events Affecting TO/PD Status Bits ........... 41
OPCODE Field Descriptions ...................... 43
Instruction Set Summary............................ 44
Development Tools From Microchip........... 58
External Clock Timing Requirements -
PIC16C52................................................... 63
CLKOUT and I/O Timing Requirements -
PIC16C52................................................... 64
Reset and Device Reset Timer -
PIC16C52................................................... 65
Timer0 Clock Requirements -
PIC16C52................................................... 66
Cross Reference of Device Specs for
Oscillator Configurations (RC, XT & 10)
and Frequencies of Operation
(Commercial Devices)................................ 68
Cross Reference of Device Specs for
Oscillator Configurations (HS, LP & JW)
and Frequencies of Operation
(Commercial Devices)................................ 68
External Clock Timing Requirements -
PIC16C54/55/56/57.................................... 75
CLKOUT and I/O Timing Requirements -
PIC16C54/55/56/57.................................... 77
Reset, Watchdog Timer, and Device
Reset Timer - PIC16C54/55/56/57............. 78
Timer0 Clock Requirements -
PIC16C54/55/56/57.................................... 79
RC Oscillator Frequencies ......................... 81
Input Capacitance for PIC16C54/56........... 88
Input Capacitance for PIC16C55/57........... 88
Cross Reference of Device Specs for
Oscillator Configurations and Frequencies
of Operation (Commercial Devices) ........... 90
External Clock Timing Requirements -
PIC16CR54A.............................................. 97
CLKOUT and I/O Timing Requirements -
PIC16CR54A.............................................. 99
Reset, Watchdog Timer, and Device
Reset Timer - PIC16CR54A..................... 100
Timer0 Clock Requirements -
PIC16CR54A............................................ 101
Cross Reference of Device Specs for
Oscillator Configurations and Frequencies
of Operation (Commercial Devices) ......... 104
Table 3-2:
Table 4-1:
Table 5-1:
Table 6-1:
Table 7-1:
Table 7-2:
Table 7-3:
Table 7-4:
Table 7-5:
Table 7-6:
Table 7-7:
Table 8-1:
Table 8-2:
Table 9-1:
Table 10-1:
Table 10-2:
Table 10-3:
Table 10-4:
Table 11-1:
Table 11-2:
Table 11-3:
Table 11-4:
Table 11-5:
Table 11-6:
Table 12-1:
Table 12-2:
Table 12-3:
Table 13-1:
Table 13-2:
Table 13-3:
Table 13-4:
Table 13-5:
Table 14-1: