Datasheet

 1996 Microchip Technology Inc. DS30412C-page 183
PIC17C4X
Applicable Devices 42 R42 42A 43 R43 44
FIGURE 19-1: PARAMETER MEASUREMENT INFORMATION
All timings are measure between high and low measurement points as indicated in the figures below.
0.9 VDD
0.1 VDD
Rise Time Fall Time
VOH = 0.7VDD
VDD/2
V
OL = 0.3VDD
Data out valid
Data out invalid
Output
hi-impedance
Output
driven
0.25V
0.25V
0.25V
0.25V
OUTPUT LEVEL CONDITIONS
PORTC, D and E pins
All other input pins
VIH = 2.4V
V
IL = 0.4V
Data in valid
Data in invalid
VIH = 0.9VDD
VIL = 0.1VDD
Data in valid
Data in invalid
INPUT LEVEL CONDITIONS
LOAD CONDITIONS
Load Condition 1
Pin
CL
VSS
50 pF ≤ CL