Datasheet

 2012 Microchip Technology Inc. DS41663A-page 23
MTCH6301 PROJECTED CAPACITIVE TOUCH CONTROLLER
FIGURE 8-2: I
2
C™ BUS DATA TIMING CHARACTERISTICS
TABLE 8-6: I
2
C™ BUS DATA TIMING REQUIREMENTS
Parameter
Number
Symbol Characteristic Min. Max. Units Conditions
IS1 TLO:SCL Clock Low Time 100 kHz Mode 4.7 — µs —
400 kHz Mode 1.3 — µs
IS2 THI:SCL Clock High Time 100 kHz Mode 4.0 — µs —
400 kHz Mode .6 — µs
IS3 TF:SCL SDA and SCL
Fall Time
100 kHz Mode — 300 ns —
400 kHz Mode 20+0.1 CB 300 ns
IS4 TR:SCL SDA and SCL
Rise Time
100 kHz Mode — 1000 ns —
400 kHz Mode 20+0.1 CB 300 ns
IS5 TSU:DAT Data Input Setup
Time
100 kHz Mode 250 — ns —
400 kHz Mode 100 — ns
IS6 THD:DAT Data Input Hold
Time
100 kHz Mode 0 — ns —
400 kHz Mode 0 0.9 µs
IS7 THD:STA Start Condition
Setup Time
100 kHz Mode 4700 — ns Only relevant for repeated
start condition
400 kHz Mode 600 — ns
IS8 THD:STA Start Condition
Hold Time
100 kHz Mode 4000 — ns After this period, the first
clock pulse is generated
400 kHz Mode 600 — ns
IS9 TSU:STO Stop Condition
Setup Time
100 kHz Mode 4000 — ns —
400 kHz Mode 600 — ns
IS10 THD:STO Stop Condition
Hold Time
100 kHz Mode 4000 — ns —
400 kHz Mode 600 — ns
IS11 TAA:SCL Output Valid
from Clock
100 kHz Mode 0 3500 ns —
400 kHz Mode 0 1000 ns
IS12 TDF:SDA Bus Free Time 100 kHz Mode 4.7 — µs Time bus must be free
before new transmission can
start
400 kHz Mode 1.3 — µs
CB SCL, SDC Capacitive Loading — 400 pF Parameter is characterized,
but not tested