Datasheet
2005-2016 Microchip Technology Inc. DS20001952C-page 5
MCP23017/MCP23S17
1.2 AC Characteristics
FIGURE 1-1: LOAD CONDITIONS FOR DEVICE TIMING SPECIFICATIONS
FIGURE 1-2: RESET
AND DEVICE RESET TIMER TIMING
TABLE 1-2: DEVICE RESET SPECIFICATIONS
AC Characteristics: Unless otherwise noted, 1.8V V
DD
5.5V at -40C T
A
+125C
Param.
No.
Characteristic Sym. Min. Typ.
(1)
Max. Units Conditions
30 RESET
Pulse Width
(Low)
T
RSTL
1——µs
32 Device Active After Reset
high
T
HLD
—0—nsV
DD
= 5.0V
34 Output High-Impedance
From RESET
Low
T
IOZ
——1µs
Note 1: This parameter is characterized, not 100% tested.
135 pF
1k
V
DD
SCL and
SDA pin
MCP23017
50 pF
Pin
V
DD
RESET
Internal
RESET
34
Output pin
32
30