Diodes AP386X - Manual (Page 10)

Preliminary Datasheet
Superior Multi-touch Capacitive Touch Screen Controller AP386X
Aug. 2013 Rev. 1. 0 BCD Semiconductor Manufacturing Limited
10
Electrical Characteristics (Continued)
DA/AC Characteristics for 8051 CPU Core, Digital GPIO Pins, Digital Peripherals
Parameter Symbol Conditions Min Typ Max Unit
RSTN Input Voltage
Threshold
V
RSTN_H
Low to high level 1.56 1.71
V
V
RSTN_L
High to low level 1.16 1.30
Input High Voltage V
IH
0.7*V
DD
V
DD
V
Input Low Voltage V
IL
-0.3 0.5 V
Output High Voltage V
OH
V
DD
-0.6 V
Output Low Voltage V
OL
0.4 V
High Level Output Current I
OH
@V
OH
(Min) 1 mA
Low Level Output Current I
OL
@V
OL
(Max) 1 mA
Internal Pull-up Resistance R
PU
SCL, SDA, INT 10
k

Other Pins 34 74
Internal Pull-down
Resistance
R
PD
29 86 k

Output Rise Time t
RISE
C
LOAD
=20pF and
10% to 90%
5 ns
Output Fall Time t
FALL
C
LOAD
=20pF and
10% to 90%
5 ns
GPIO Output Operating
Frequency
C
LOAD
=20pF 0 5 MHz
SCK Frequency f
SCK
2 MHz
SCL Clock Frequency f
SCLI2C
0 400 kHz